Commit Graph

7808 Commits

Author SHA1 Message Date
Alberto Garcia
ecd30d2d97 block: Allow changing bs->file on reopen
When the x-blockdev-reopen was added it allowed reconfiguring the
graph by replacing backing files, but changing the 'file' option was
forbidden. Because of this restriction some operations are not
possible, notably inserting and removing block filters.

This patch adds support for replacing the 'file' option. This is
similar to replacing the backing file and the user is likewise
responsible for the correctness of the resulting graph, otherwise this
can lead to data corruption.

Signed-off-by: Alberto Garcia <berto@igalia.com>
 [vsementsov: bdrv_reopen_parse_file_or_backing() is modified a lot]
Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <20210610120537.196183-9-vsementsov@virtuozzo.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2021-06-29 16:51:00 +02:00
Vladimir Sementsov-Ogievskiy
25f78d9e2d block: move supports_backing check to bdrv_set_file_or_backing_noperm()
Move supports_backing check of bdrv_reopen_parse_backing to called
(through bdrv_set_backing_noperm()) bdrv_set_file_or_backing_noperm()
function. The check applies to general case, so it's appropriate for
bdrv_set_file_or_backing_noperm().

We have to declare backing support for two test drivers, otherwise new
check fails.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <20210610120537.196183-7-vsementsov@virtuozzo.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2021-06-29 16:51:00 +02:00
Vladimir Sementsov-Ogievskiy
bfae052a57 block: bdrv_reopen_parse_backing(): don't check frozen child
bdrv_set_backing_noperm() takes care of it (actual check is in
bdrv_set_file_or_backing_noperm()), so we don't need to check it here.

While being here, improve error message a bit.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <20210610120537.196183-5-vsementsov@virtuozzo.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2021-06-29 16:51:00 +02:00
Max Reitz
d5b2399458 block: BDRV_O_NO_IO for backing file on creation
When creating an image file with a backing file, we generally try to
open the backing file (unless -u was specified), mostly to verify that
it is there, but also to get the file size if none was specified for the
new image.

For neither of these things do we need data I/O, and so we can pass
BDRV_O_NO_IO when opening the backing file.  This allows us to open even
encrypted backing images without requiring the user to provide a secret.

This makes the -u switch in iotests 189 and 198 unnecessary (and the
$size parameter), so drop it, because this way we get regression tests
for this patch here.

Fixes: https://gitlab.com/qemu-project/qemu/-/issues/441
Signed-off-by: Max Reitz <mreitz@redhat.com>
Message-Id: <20210622140030.212487-1-mreitz@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2021-06-29 16:51:00 +02:00
Peter Maydell
6512fa497c * Some Meson test conversions
* KVM dirty page ring buffer fix
 * KVM TSC scaling support
 * Fixes for SG_IO with /dev/sdX devices
 * (Non)support for host devices on iOS
 * -smp cleanups
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Merge remote-tracking branch 'remotes/bonzini-gitlab/tags/for-upstream' into staging

* Some Meson test conversions
* KVM dirty page ring buffer fix
* KVM TSC scaling support
* Fixes for SG_IO with /dev/sdX devices
* (Non)support for host devices on iOS
* -smp cleanups

# gpg: Signature made Fri 25 Jun 2021 15:16:18 BST
# gpg:                using RSA key F13338574B662389866C7682BFFBD25F78C7AE83
# gpg:                issuer "pbonzini@redhat.com"
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>" [full]
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>" [full]
# Primary key fingerprint: 46F5 9FBD 57D6 12E7 BFD4  E2F7 7E15 100C CD36 69B1
#      Subkey fingerprint: F133 3857 4B66 2389 866C  7682 BFFB D25F 78C7 AE83

* remotes/bonzini-gitlab/tags/for-upstream: (28 commits)
  machine: reject -smp dies!=1 for non-PC machines
  machine: pass QAPI struct to mc->smp_parse
  machine: add error propagation to mc->smp_parse
  machine: move common smp_parse code to caller
  machine: move dies from X86MachineState to CpuTopology
  file-posix: handle EINTR during ioctl
  block: detect DKIOCGETBLOCKCOUNT/SIZE before use
  block: try BSD disk size ioctls one after another
  block: check for sys/disk.h
  block: feature detection for host block support
  file-posix: try BLKSECTGET on block devices too, do not round to power of 2
  block: add max_hw_transfer to BlockLimits
  block-backend: align max_transfer to request alignment
  osdep: provide ROUND_DOWN macro
  scsi-generic: pass max_segments via max_iov field in BlockLimits
  file-posix: fix max_iov for /dev/sg devices
  KVM: Fix dirty ring mmap incorrect size due to renaming accident
  configure, meson: convert libusbredir detection to meson
  configure, meson: convert libcacard detection to meson
  configure, meson: convert libusb detection to meson
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-06-28 21:04:22 +01:00
Peter Maydell
5d2d18ae39 audio: bugfixes
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Merge remote-tracking branch 'remotes/kraxel/tags/audio-20210624-pull-request' into staging

audio: bugfixes

# gpg: Signature made Thu 24 Jun 2021 13:16:16 BST
# gpg:                using RSA key A0328CFFB93A17A79901FE7D4CB6D8EED3E87138
# gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>" [full]
# gpg:                 aka "Gerd Hoffmann <gerd@kraxel.org>" [full]
# gpg:                 aka "Gerd Hoffmann (private) <kraxel@gmail.com>" [full]
# Primary key fingerprint: A032 8CFF B93A 17A7 9901  FE7D 4CB6 D8EE D3E8 7138

* remotes/kraxel/tags/audio-20210624-pull-request:
  hw/audio/sb16: Restrict I/O sampling rate range for command 41h/42h
  coreaudio: Lock only the buffer

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-06-25 18:55:58 +01:00
Alex Bennée
f101c9fe29 tests/tcg: skip the signals test for hppa/s390x for now
There are fixes currently in flight but as this is getting in the way
of a green CI we might as well skip for now. For reference the fix
series are:

  linux-user: Move signal trampolines to new page
  20210616011209.1446045-1-richard.henderson@linaro.org

and

  linux-user: Load a vdso for x86_64 and hppa
  20210619034329.532318-1-richard.henderson@linaro.org

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Acked-by: Cornelia Huck <cohuck@redhat.com>
Cc: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20210623102749.25686-7-alex.bennee@linaro.org>
2021-06-25 10:08:37 +01:00
Alex Bennée
e8d61f7d21 tests/acceptance: tweak the tcg/kvm tests for virt
Really it's only TCG that can select which GIC model you want, KVM
guests should always be using the "host" version of the GIC for which
QEMU already provides a handy shortcut. Make the KVM test use this and
split the TCG test into it's two versions.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Message-Id: <20210623102749.25686-2-alex.bennee@linaro.org>
2021-06-25 10:05:36 +01:00
Paolo Bonzini
05e391ae40 configure, meson: convert pam detection to meson
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2021-06-25 10:54:10 +02:00
Paolo Bonzini
ba7ed407e6 configure, meson: convert libtasn1 detection to meson
Make it depend on gnutls too, since it is only used as part of gnutls
tests.

Reviewed-by: Richard Henderson <richard.henderson@liaro.org>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2021-06-25 10:53:46 +02:00
Paolo Bonzini
5761251138 configure, meson: convert crypto detection to meson
Reviewed-by: Richard Henderson <richard.henderson@liaro.org>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2021-06-25 10:53:46 +02:00
Paolo Bonzini
4c1f23cfb8 tests: remove QCRYPTO_HAVE_TLS_TEST_SUPPORT
meson.build already decides whether it is possible to build the TLS
test suite.  There is no need to include that in the source as well.
The dummy tests in fact are broken because they do not produce valid
TAP output (empty output is rejected by scripts/tap-driver.pl).

Cc: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2021-06-25 10:53:46 +02:00
Qiang Liu
60e543f5ce hw/audio/sb16: Restrict I/O sampling rate range for command 41h/42h
The I/O sampling rate range is enforced to 5000 to 45000HZ according to
commit a2cd86a9. Setting I/O sampling rate with command 41h/42h, a guest
user can break this assumption and trigger an assertion in audio_calloc
via command 0xd4. This patch restricts the I/O sampling rate range for
command 41h/42h.

Fixes: 85571bc741 ("audio merge (malc)")
Signed-off-by: Qiang Liu <cyruscyliu@gmail.com>
Message-Id: <1624502687-5214-1-git-send-email-cyruscyliu@gmail.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2021-06-24 11:42:54 +02:00
Peter Maydell
d0ac9a6147 * Documentation updates
* Remove leading underscores from header guards
 * Display hexadecimal value with '0x' prefix
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Merge remote-tracking branch 'remotes/thuth-gitlab/tags/pull-request-2021-06-21' into staging

* Documentation updates
* Remove leading underscores from header guards
* Display hexadecimal value with '0x' prefix

# gpg: Signature made Mon 21 Jun 2021 11:33:53 BST
# gpg:                using RSA key 27B88847EEE0250118F3EAB92ED9D774FE702DB5
# gpg:                issuer "thuth@redhat.com"
# gpg: Good signature from "Thomas Huth <th.huth@gmx.de>" [full]
# gpg:                 aka "Thomas Huth <thuth@redhat.com>" [full]
# gpg:                 aka "Thomas Huth <huth@tuxfamily.org>" [full]
# gpg:                 aka "Thomas Huth <th.huth@posteo.de>" [unknown]
# Primary key fingerprint: 27B8 8847 EEE0 2501 18F3  EAB9 2ED9 D774 FE70 2DB5

* remotes/thuth-gitlab/tags/pull-request-2021-06-21:
  MAINTAINERS: Add qtest/arm-cpu-features.c to ARM TCG CPUs section
  fuzz: Display hexadecimal value with '0x' prefix
  Remove leading underscores from QEMU defines
  Update documentation to refer to new location for issues
  docs/tools/virtiofsd: Fix bad rst syntax
  docs/tools/virtiofsd.rst: Do not hard-code the QEMU binary name
  docs/interop/live-block-operations: Do not hard-code the QEMU binary name

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-06-24 09:31:26 +01:00
Peter Maydell
b22726abdf Linux-user pull request 20210621
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 =r2Ym
 -----END PGP SIGNATURE-----

Merge remote-tracking branch 'remotes/vivier2/tags/linux-user-for-6.1-pull-request' into staging

Linux-user pull request 20210621

# gpg: Signature made Mon 21 Jun 2021 12:03:53 BST
# gpg:                using RSA key CD2F75DDC8E3A4DC2E4F5173F30C38BD3F2FBE3C
# gpg:                issuer "laurent@vivier.eu"
# gpg: Good signature from "Laurent Vivier <lvivier@redhat.com>" [full]
# gpg:                 aka "Laurent Vivier <laurent@vivier.eu>" [full]
# gpg:                 aka "Laurent Vivier (Red Hat) <lvivier@redhat.com>" [full]
# Primary key fingerprint: CD2F 75DD C8E3 A4DC 2E4F  5173 F30C 38BD 3F2F BE3C

* remotes/vivier2/tags/linux-user-for-6.1-pull-request:
  linux-user: Use public sigev_notify_thread_id member if available
  linux-user: Fix incorrect use of feature-test-macros
  linux-user: Check for ieee128 fpbits in PPC64 HWCAP2 feature list
  tests/tcg/linux-test: Check that sigaction can query SIGKILL/SIGSTOP
  linux-user: Let sigaction query SIGKILL/SIGSTOP
  linux-user: Implement pivot_root
  linux-user/trace-events: fix minor typo in format string
  linux-user: Disable static assert involving __SIGRTMAX if it is missing
  linux-user: Set CF_PARALLEL when mapping shared memory

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-06-22 16:07:53 +01:00
Peter Maydell
b733163e05 TCI cleanup and re-encoding
Fixes for #367 and #390.
 Move TCGCond to tcg/tcg-cond.h.
 Fix for win32 qemu_try_memalign.
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Merge remote-tracking branch 'remotes/rth-gitlab/tags/pull-tcg-20210619-2' into staging

TCI cleanup and re-encoding
Fixes for #367 and #390.
Move TCGCond to tcg/tcg-cond.h.
Fix for win32 qemu_try_memalign.

# gpg: Signature made Sun 20 Jun 2021 05:23:53 BST
# gpg:                using RSA key 7A481E78868B4DB6A85A05C064DF38E8AF7E215F
# gpg:                issuer "richard.henderson@linaro.org"
# gpg: Good signature from "Richard Henderson <richard.henderson@linaro.org>" [full]
# Primary key fingerprint: 7A48 1E78 868B 4DB6 A85A  05C0 64DF 38E8 AF7E 215F

* remotes/rth-gitlab/tags/pull-tcg-20210619-2: (33 commits)
  util/oslib-win32: Fix fatal assertion in qemu_try_memalign
  tcg: expose TCGCond manipulation routines
  tcg: Restart when exhausting the stack frame
  tcg: Allocate sufficient storage in temp_allocate_frame
  tcg/sparc: Fix temp_allocate_frame vs sparc stack bias
  accel/tcg: Probe the proper permissions for atomic ops
  tests/tcg: Increase timeout for TCI
  tcg/tci: Use {set,clear}_helper_retaddr
  tcg/tci: Remove the qemu_ld/st_type macros
  Revert "tcg/tci: Use exec/cpu_ldst.h interfaces"
  tcg/tci: Split out tci_qemu_ld, tci_qemu_st
  tcg/tci: Implement add2, sub2
  tcg/tci: Implement mulu2, muls2
  tcg/tci: Implement clz, ctz, ctpop
  tcg/tci: Implement extract, sextract
  tcg/tci: Implement andc, orc, eqv, nand, nor
  tcg/tci: Implement movcond
  tcg/tci: Implement goto_ptr
  tcg/tci: Change encoding to uint32_t units
  tcg/tci: Remove tci_write_reg
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-06-22 10:39:16 +01:00
Philippe Mathieu-Daudé
a8fbec7ed8 fuzz: Display hexadecimal value with '0x' prefix
Use memory_region_size() to get the MemoryRegion size,
and display it with the '0x' prefix.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alexander Bulekov <alxndr@bu.edu>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20210612195842.1595999-1-f4bug@amsat.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2021-06-21 05:50:57 +02:00
Ahmed Abouzied
e52ee00dab Remove leading underscores from QEMU defines
Leading underscores followed by a capital letter or underscore are
reserved by the C standard.

Resolves: https://gitlab.com/qemu-project/qemu/-/issues/369

Signed-off-by: Ahmed Abouzied <email@aabouzied.com>
Message-Id: <20210605174938.13782-1-email@aabouzied.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2021-06-21 05:49:01 +02:00
Ilya Leoshkevich
1df0f5c114 tests/tcg/linux-test: Check that sigaction can query SIGKILL/SIGSTOP
Verify that querying is allowed, but making changes isn't.

Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20210601145600.3131040-3-iii@linux.ibm.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2021-06-20 16:27:13 +02:00
Richard Henderson
e5b4654907 tests/tcg: Increase timeout for TCI
The longest test at the moment seems to be a (slower)
aarch64 host, for which test-mmap takes 64 seconds.

Tested-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Acked-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2021-06-19 11:09:04 -07:00
Richard Henderson
22f15579fa tcg: Build ffi data structures for helpers
Add libffi as a build requirement for TCI.
Add libffi to the dockerfiles to satisfy that requirement.

Construct an ffi_cif structure for each unique typemask.
Record the result in a separate hash table for later lookup;
this allows helper_table to stay const.

Tested-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2021-06-19 08:51:11 -07:00
Paolo Bonzini
55159c34b8 tests: cover aio_co_enter from a worker thread without BQL taken
Add a testcase for the test fixed by commit 'async: the main AioContext
is only "current" if under the BQL.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <20210614110214.726722-1-pbonzini@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
2021-06-18 10:59:52 -05:00
Paolo Bonzini
5f50be9b58 async: the main AioContext is only "current" if under the BQL
If we want to wake up a coroutine from a worker thread, aio_co_wake()
currently does not work.  In that scenario, aio_co_wake() calls
aio_co_enter(), but there is no current AioContext and therefore
qemu_get_current_aio_context() returns the main thread.  aio_co_wake()
then attempts to call aio_context_acquire() instead of going through
aio_co_schedule().

The default case of qemu_get_current_aio_context() was added to cover
synchronous I/O started from the vCPU thread, but the main and vCPU
threads are quite different.  The main thread is an I/O thread itself,
only running a more complicated event loop; the vCPU thread instead
is essentially a worker thread that occasionally calls
qemu_mutex_lock_iothread().  It is only in those critical sections
that it acts as if it were the home thread of the main AioContext.

Therefore, this patch detaches qemu_get_current_aio_context() from
iothreads, which is a useless complication.  The AioContext pointer
is stored directly in the thread-local variable, including for the
main loop.  Worker threads (including vCPU threads) optionally behave
as temporary home threads if they have taken the big QEMU lock,
but if that is not the case they will always schedule coroutines
on remote threads via aio_co_schedule().

With this change, the stub qemu_mutex_iothread_locked() must be changed
from true to false.  The previous value of true was needed because the
main thread did not have an AioContext in the thread-local variable,
but now it does have one.

Reported-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <20210609122234.544153-1-pbonzini@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Tested-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
[eblake: tweak commit message per Vladimir's review]
Signed-off-by: Eric Blake <eblake@redhat.com>
2021-06-18 10:59:52 -05:00
Corey Minyard
5e9ae4b1a3 sensor: Move hardware sensors from misc to a sensor directory
Lots of this are expected to be coming in, create a directory for them.

Also move the tmp105.h file into the include directory where it
should be.

Cc: Cédric Le Goater <clg@kaod.org>
Cc: Peter Maydell <peter.maydell@linaro.org>
Cc: Andrew Jeffery <andrew@aj.id.au>
Cc: Joel Stanley <joel@jms.id.au>
Cc: Andrzej Zaborowski <balrogg@gmail.com>
Cc: qemu-arm@nongnu.org
Signed-off-by: Corey Minyard <cminyard@mvista.com>
Acked-by: Cédric Le Goater <clg@kaod.org>
2021-06-17 07:10:32 -05:00
Philippe Mathieu-Daudé
a2cd86a94a hw/audio/sb16: Avoid assertion by restricting I/O sampling rate range
While the SB16 seems to work up to 48000 Hz, the "Sound Blaster Series
Hardware Programming Guide" limit the sampling range from 4000 Hz to
44100 Hz (Section 3-9, 3-10: Digitized Sound I/O Programming, tables
3-2 and 3-3).

Later, section 6-15 (DSP Commands) is more specific regarding the 41h /
42h registers (Set digitized sound output sampling rate):

  Valid sampling rates range from 5000 to 45000 Hz inclusive.

There is no comment regarding error handling if the register is filled
with an out-of-range value.  (See also section 3-28 "8-bit or 16-bit
Auto-initialize Transfer"). Assume limits are enforced in hardware.

This fixes triggering an assertion in audio_calloc():

  #1 abort
  #2 audio_bug audio/audio.c:119:9
  #3 audio_calloc audio/audio.c:154:9
  #4 audio_pcm_sw_alloc_resources_out audio/audio_template.h:116:15
  #5 audio_pcm_sw_init_out audio/audio_template.h:175:11
  #6 audio_pcm_create_voice_pair_out audio/audio_template.h:410:9
  #7 AUD_open_out audio/audio_template.h:503:14
  #8 continue_dma8 hw/audio/sb16.c:216:20
  #9 dma_cmd8 hw/audio/sb16.c:276:5
  #10 command hw/audio/sb16.c:0
  #11 dsp_write hw/audio/sb16.c:949:13
  #12 portio_write softmmu/ioport.c:205:13
  #13 memory_region_write_accessor softmmu/memory.c:491:5
  #14 access_with_adjusted_size softmmu/memory.c:552:18
  #15 memory_region_dispatch_write softmmu/memory.c:0:13
  #16 flatview_write_continue softmmu/physmem.c:2759:23
  #17 flatview_write softmmu/physmem.c:2799:14
  #18 address_space_write softmmu/physmem.c:2891:18
  #19 cpu_outw softmmu/ioport.c:70:5

[*] http://www.baudline.com/solutions/full_duplex/sb16_pci/index.html

OSS-Fuzz Report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=29174

Fixes: 85571bc741 ("audio merge (malc)")
Buglink: https://bugs.launchpad.net/bugs/1910603
Tested-by: Qiang Liu <cyruscyliu@gmail.com>
Reviewed-by: Qiang Liu <cyruscyliu@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20210616104349.2398060-1-f4bug@amsat.org>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2021-06-17 11:55:23 +02:00
Richard Henderson
d3327a38cd target/arm: Fix mte page crossing test
The test was off-by-one, because tag_last points to the
last byte of the tag to check, thus tag_last - prev_page
will equal TARGET_PAGE_SIZE when we use the first byte
of the next page.

Resolves: https://gitlab.com/qemu-project/qemu/-/issues/403
Reported-by: Peter Collingbourne <pcc@google.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210612195707.840217-1-richard.henderson@linaro.org
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-06-16 14:33:51 +01:00
Alex Bennée
7bb17a9263 tests/vm: expose --source-path to scripts to find extra files
Currently the centos8 image expects to run an in-src build to find the
kick starter file. Fix this.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210602103527.32021-1-alex.bennee@linaro.org>
2021-06-07 14:42:47 +01:00
Alex Bennée
e2ff831462 tests/acceptance: tag various arm tests as TCG only
We should never be trying to run most of these models under a KVM
environment.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Tested-by: Willian Rampazzo <willianr@redhat.com>
Message-Id: <20210527160319.19834-7-alex.bennee@linaro.org>
2021-06-07 14:42:47 +01:00
Alex Bennée
31fa83bd2b tests/tcg/configure.sh: tweak quoting of target_compiler
If you configure the host compiler with a multi-command stanza like:

  --cc="ccache gcc"

then the configure.sh machinery falls over with confusion. Work around
this by ensuring we correctly quote so where we need a complete
evaluation we get it. Of course the has() check needs single variable
so we need to unquote that. This does mean it essentially checks that
just the ccache command exits but if we got past that step we still
check the compiler actually does something.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Cc: Thomas Huth <thuth@redhat.com>
Message-Id: <20210527160319.19834-4-alex.bennee@linaro.org>
2021-06-07 14:42:47 +01:00
Alex Bennée
81c4edc39e tests/tcg: add a multiarch signals test to stress test signal delivery
This adds a simple signal test that combines the POSIX timer_create
with signal delivery across multiple threads. The aim is to provide a
bit more of a stress test to flush out signal handling issues for
easily than the occasional random crash we sometimes see in linux-test
or threadcount.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20210527160319.19834-2-alex.bennee@linaro.org>
2021-06-07 14:42:42 +01:00
Kit Westneat
6b731a96aa tests/qtest/virtio-scsi-test: add unmap large LBA with 4k blocks test
Add test for issue #345

Signed-off-by: Kit Westneat <kit.westneat@gmail.com>
Message-Id: <20210603142022.676395-1-kit.westneat@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2021-06-04 13:47:08 +02:00
Alex Bennée
90d004524e tests/fp: Enable more tests
Fix the trivial typo in extF80_lt_quiet, and re-enable
all of the floatx80 tests that are now fixed.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-ID: <87bl9iyahr.fsf@linaro.org>
[rth: Squash the fix for lt_quiet, and enable that too.]
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2021-06-03 14:09:03 -07:00
Richard Henderson
2fa3546c8f softfloat: Move floatN_log2 to softfloat-parts.c.inc
Rename to parts$N_log2.  Though this is partly a ruse, since I do not
believe the code will succeed for float128 without work.  Which is ok
for now, because we do not need this for more than float32 and float64.

Since berkeley-testfloat-3 doesn't support log2, compare float64_log2
vs the system log2.  Fix the errors for inputs near 1.0:

test: 3ff00000000000b0  +0x1.00000000000b0p+0
  sf: 3d2fa00000000000  +0x1.fa00000000000p-45
libm: 3d2fbd422b1bd36f  +0x1.fbd422b1bd36fp-45
Error in fraction: 32170028290927 ulp

test: 3feec24f6770b100  +0x1.ec24f6770b100p-1
  sf: bfad3740d13c9ec0  -0x1.d3740d13c9ec0p-5
libm: bfad3740d13c9e98  -0x1.d3740d13c9e98p-5
Error in fraction: 40 ulp

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2021-06-03 14:09:02 -07:00
Richard Henderson
7ccae4ce7e tests/fp/fp-test: Reverse order of floatx80 precision tests
Many qemu softfloat will check floatx80_rounding_precision
even when berkeley testfloat will not.  So begin with
floatx80_precision_x, so that's the one we use
when !FUNC_EFF_ROUNDINGPRECISION.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2021-06-03 14:09:02 -07:00
Richard Henderson
8da5f1dbb0 softfloat: Introduce Floatx80RoundPrec
Use an enumeration instead of raw 32/64/80 values.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2021-06-03 14:04:02 -07:00
Peter Maydell
1c86188589 tests/unit/test-vmstate: Assert that dup() and mkstemp() succeed
Coverity complains that we don't check for failures from dup()
and mkstemp(); add asserts that these syscalls succeeded.

Fixes: Coverity CID 1432516, 1432574
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Stefan Berger <stefanb@linux.ibm.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-id: 20210525134458.6675-7-peter.maydell@linaro.org
2021-06-03 16:43:27 +01:00
Peter Maydell
d2304612b5 tests/qtest/tpm-tests: Remove unnecessary NULL checks
Coverity points out that in tpm_test_swtpm_migration_test() we
assume that src_tpm_addr and dst_tpm_addr are non-NULL (we
pass them to tpm_util_migration_start_qemu() which will
unconditionally dereference them) but then later explicitly
check them for NULL. Remove the pointless checks.

Fixes: Coverity CID 1432367, 1432359

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Stefan Berger <stefanb@linux.ibm.com>
Message-id: 20210525134458.6675-6-peter.maydell@linaro.org
2021-06-03 16:43:27 +01:00
Peter Maydell
909e4a0826 tests/qtest/pflash-cfi02-test: Avoid potential integer overflow
Coverity points out that we calculate a 64-bit value using 32-bit
arithmetic; add the cast to force the multiply to be done as 64-bits.
(The overflow will never happen with the current test data.)

Fixes: Coverity CID 1432320
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Stefan Berger <stefanb@linux.ibm.com>
Message-id: 20210525134458.6675-5-peter.maydell@linaro.org
2021-06-03 16:43:27 +01:00
Peter Maydell
2c398ee5e3 tests/qtest/hd-geo-test: Fix checks on mkstemp() return value
Coverity notices that the checks against mkstemp() failing in
create_qcow2_with_mbr() are wrong: mkstemp returns -1 on failure but
the check is just "g_assert(fd)".  Fix to use "g_assert(fd >= 0)",
matching the correct check in create_test_img().

Fixes: Coverity CID 1432274
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Stefan Berger <stefanb@linux.ibm.com>
Message-id: 20210525134458.6675-4-peter.maydell@linaro.org
2021-06-03 16:43:27 +01:00
Peter Maydell
380822edb3 tests/qtest/e1000e-test: Check qemu_recv() succeeded
The e1000e_send_verify() test calls qemu_recv() but doesn't
check that the call succeeded, which annoys Coverity. Add
an explicit test check for the length of the data.

(This is a test check, not a "we assume this syscall always
succeeds", so we use g_assert_cmpint() rather than g_assert().)

Fixes: Coverity CID 1432324
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Stefan Berger <stefanb@linux.ibm.com>
Message-id: 20210525134458.6675-3-peter.maydell@linaro.org
2021-06-03 16:43:27 +01:00
Peter Maydell
3c65e439b2 tests/qtest/bios-tables-test: Check for dup2() failure
Coverity notes that we don't check for dup2() failing.  Add some
assertions so that if it does ever happen we get some indication.
(This is similar to how we handle other "don't expect this syscall to
fail" checks in this test code.)

Fixes: Coverity CID 1432346
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Stefan Berger <stefanb@linux.ibm.com>
Message-id: 20210525134458.6675-2-peter.maydell@linaro.org
2021-06-03 16:43:27 +01:00
Peter Maydell
8e6dad2028 Block layer patches
- NBD server: Fix crashes related to switching between AioContexts
 - file-posix: Workaround for discard/write_zeroes on buggy filesystems
 - Follow-up fixes for the reopen vs. permission changes
 - quorum: Fix error handling for flush
 - block-copy: Refactor copy_range handling
 - docs: Describe how to use 'null-co' block driver
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Merge remote-tracking branch 'remotes/kevin/tags/for-upstream' into staging

Block layer patches

- NBD server: Fix crashes related to switching between AioContexts
- file-posix: Workaround for discard/write_zeroes on buggy filesystems
- Follow-up fixes for the reopen vs. permission changes
- quorum: Fix error handling for flush
- block-copy: Refactor copy_range handling
- docs: Describe how to use 'null-co' block driver

# gpg: Signature made Wed 02 Jun 2021 14:44:15 BST
# gpg:                using RSA key DC3DEB159A9AF95D3D7456FE7F09B272C88F2FD6
# gpg:                issuer "kwolf@redhat.com"
# gpg: Good signature from "Kevin Wolf <kwolf@redhat.com>" [full]
# Primary key fingerprint: DC3D EB15 9A9A F95D 3D74  56FE 7F09 B272 C88F 2FD6

* remotes/kevin/tags/for-upstream:
  docs/secure-coding-practices: Describe how to use 'null-co' block driver
  block-copy: refactor copy_range handling
  block-copy: fix block_copy_task_entry() progress update
  nbd/server: Use drained block ops to quiesce the server
  block-backend: add drained_poll
  block: improve permission conflict error message
  block: simplify bdrv_child_user_desc()
  block/vvfat: inherit child_vvfat_qcow from child_of_bds
  block: improve bdrv_child_get_parent_desc()
  block-backend: improve blk_root_get_parent_desc()
  block: document child argument of bdrv_attach_child_common()
  block/file-posix: Try other fallbacks after invalid FALLOC_FL_ZERO_RANGE
  block/file-posix: Fix problem with fallocate(PUNCH_HOLE) on GPFS
  block: drop BlockBackendRootState::read_only
  block: drop BlockDriverState::read_only
  block: consistently use bdrv_is_read_only()
  block/vvfat: fix vvfat_child_perm crash
  block/vvfat: child_vvfat_qcow: add .get_parent_aio_context, fix crash
  qemu-io-cmds: assert that we don't have .perm requested in no-blk case
  block/quorum: Provide .bdrv_co_flush instead of .bdrv_co_flush_to_disk

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-06-02 19:34:03 +01:00
Peter Maydell
8c345b3e6a * Update the references to some doc files (use *.rst instead of *.txt)
* Bump minimum versions of some requirements after removing CentOS 7 support
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 -----END PGP SIGNATURE-----

Merge remote-tracking branch 'remotes/thuth-gitlab/tags/pull-request-2021-06-02' into staging

* Update the references to some doc files (use *.rst instead of *.txt)
* Bump minimum versions of some requirements after removing CentOS 7 support

# gpg: Signature made Wed 02 Jun 2021 08:12:18 BST
# gpg:                using RSA key 27B88847EEE0250118F3EAB92ED9D774FE702DB5
# gpg:                issuer "thuth@redhat.com"
# gpg: Good signature from "Thomas Huth <th.huth@gmx.de>" [full]
# gpg:                 aka "Thomas Huth <thuth@redhat.com>" [full]
# gpg:                 aka "Thomas Huth <huth@tuxfamily.org>" [full]
# gpg:                 aka "Thomas Huth <th.huth@posteo.de>" [unknown]
# Primary key fingerprint: 27B8 8847 EEE0 2501 18F3  EAB9 2ED9 D774 FE70 2DB5

* remotes/thuth-gitlab/tags/pull-request-2021-06-02:
  configure: bump min required CLang to 6.0 / XCode 10.0
  configure: bump min required GCC to 7.5.0
  configure: bump min required glib version to 2.56
  tests/docker: drop CentOS 7 container
  tests/vm: convert centos VM recipe to CentOS 8
  crypto: drop used conditional check
  crypto: bump min gnutls to 3.5.18, dropping RHEL-7 support
  crypto: bump min gcrypt to 1.8.0, dropping RHEL-7 support
  crypto: drop back compatibility typedefs for nettle
  crypto: bump min nettle to 3.4, dropping RHEL-7 support
  patchew: move quick build job from CentOS 7 to CentOS 8 container
  block/ssh: Bump minimum libssh version to 0.8.7
  docs: fix references to docs/devel/s390-dasd-ipl.rst
  docs: fix references to docs/specs/tpm.rst
  docs: fix references to docs/devel/build-system.rst
  docs: fix references to docs/devel/atomics.rst
  docs: fix references to docs/devel/tracing.rst

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-06-02 17:08:11 +01:00
Vladimir Sementsov-Ogievskiy
30ebb9aa92 block: improve permission conflict error message
Now permissions are updated as follows:
 1. do graph modifications ignoring permissions
 2. do permission update

 (of course, we rollback [1] if [2] fails)

So, on stage [2] we can't say which users are "old" and which are
"new" and exist only since [1]. And current error message is a bit
outdated. Let's improve it, to make everything clean.

While being here, add also a comment and some good assertions.

iotests 283, 307, qsd-jobs outputs are updated.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <20210601075218.79249-7-vsementsov@virtuozzo.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2021-06-02 14:23:20 +02:00
Vladimir Sementsov-Ogievskiy
2c0a3acb95 block: improve bdrv_child_get_parent_desc()
We have different types of parents: block nodes, block backends and
jobs. So, it makes sense to specify type together with name.

Next, this handler us used to compose an error message about permission
conflict. And permission conflict occurs in a specific place of block
graph. We shouldn't report name of parent device (as it refers another
place in block graph), but exactly and only the name of the node. So,
use bdrv_get_node_name() directly.

iotest 283 output is updated.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Alberto Garcia <berto@igalia.com>
Message-Id: <20210601075218.79249-4-vsementsov@virtuozzo.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2021-06-02 14:23:20 +02:00
Vladimir Sementsov-Ogievskiy
fd240a184b block-backend: improve blk_root_get_parent_desc()
We have different types of parents: block nodes, block backends and
jobs. So, it makes sense to specify type together with name.

While being here also use g_autofree.

iotest 307 output is updated.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Alberto Garcia <berto@igalia.com>
Message-Id: <20210601075218.79249-3-vsementsov@virtuozzo.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2021-06-02 14:23:20 +02:00
Vladimir Sementsov-Ogievskiy
975da07374 block: drop BlockDriverState::read_only
This variable is just a cache for !(bs->open_flags & BDRV_O_RDWR),
which we have to synchronize everywhere. Let's just drop it and
consistently use bdrv_is_read_only().

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <20210527154056.70294-3-vsementsov@virtuozzo.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2021-06-02 14:23:20 +02:00
Daniel P. Berrangé
6f0748a048 tests/docker: drop CentOS 7 container
It has been over two years since RHEL-8 was released, and thus per the
platform build policy, we no longer need to support RHEL-7 as a build
target.

Reviewed-by: Thomas Huth <thuth@redhat.com>
Acked-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
Message-Id: <20210514120415.1368922-10-berrange@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2021-06-02 09:11:32 +02:00
Daniel P. Berrangé
fb1fa97c69 tests/vm: convert centos VM recipe to CentOS 8
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
Message-Id: <20210514120415.1368922-9-berrange@redhat.com>
Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2021-06-02 09:11:05 +02:00
Stefano Garzarella
551bdfa079 docs: fix references to docs/devel/build-system.rst
Commit a14f0bf165 ("docs: convert build system documentation to rST")
converted docs/devel/build-system.txt to docs/devel/build-system.rst.

We still have several references to the old file, so let's fix them
with the following command:

  sed -i s/build-system.txt/build-system.rst/ \
      $(git grep -l docs/devel/build-system.txt)

Signed-off-by: Stefano Garzarella <sgarzare@redhat.com>
Message-Id: <20210517151702.109066-4-sgarzare@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2021-06-02 06:51:09 +02:00
John Snow
6b9c277797 gitlab: add python linters to CI
Add a Python container that has just enough juice for us to run the
Python code quality analysis tools. Base this container on Fedora,
because Fedora has very convenient packaging for testing multiple Python
versions.

We need python3, pip (for pulling packages), pipenv and virtualenv for
creating virtual environments, and tox for running tests. make is needed
for running 'make check-tox' and 'make venv-check' targets. Python3.10
is needed explicitly because the tox package only pulls in 3.6-3.9, but
we wish to test the forthcoming release of Python as well to help
predict any problems. Lastly, we need gcc to compile PyPI packages that
may not have a binary distribution available.

Add two tests:

check-python-pipenv uses pipenv to test a frozen, very explicit set of
packages against our minimum supported python version, Python 3.6. This
test is not allowed to fail. The dependencies this test uses do not
change unless python/Pipfile.lock is changed.

check-python-tox uses tox to install the latest versions of required
python dependencies against a wide array of Python versions from 3.6 to
3.9, even including the yet-to-be-released Python 3.10. This test is
allowed to fail with a warning.

Signed-off-by: John Snow <jsnow@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Cleber Rosa <crosa@redhat.com>
Message-id: 20210527211715.394144-32-jsnow@redhat.com
[Fix rebase conflict over .gitlab-ci.yml --js]
Signed-off-by: John Snow <jsnow@redhat.com>
2021-06-01 16:21:21 -04:00
John Snow
beb6b57b3b python: create qemu packages
move python/qemu/*.py to python/qemu/[machine, qmp, utils]/*.py and
update import directives across the tree.

This is done to create a PEP420 namespace package, in which we may
create subpackages. To do this, the namespace directory ("qemu") should
not have any modules in it. Those files will go into new 'machine',
'qmp' and 'utils' subpackages instead.

Implement machine/__init__.py making the top-level classes and functions
from its various modules available directly inside the package. Change
qmp.py to qmp/__init__.py similarly, such that all of the useful QMP
library classes are available directly from "qemu.qmp" instead of
"qemu.qmp.qmp".

Signed-off-by: John Snow <jsnow@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Cleber Rosa <crosa@redhat.com>
Message-id: 20210527211715.394144-10-jsnow@redhat.com
Signed-off-by: John Snow <jsnow@redhat.com>
2021-06-01 16:21:21 -04:00
John Snow
7f0a143b0c iotests/297: add --namespace-packages to mypy arguments
mypy is kind of weird about how it handles imports. For legacy reasons,
it won't load PEP 420 namespaces, because of logic implemented prior to
that becoming a standard.

So, if you plan on using any, you have to pass
--namespace-packages. Alright, fine.

Signed-off-by: John Snow <jsnow@redhat.com>
Reviewed-by: Cleber Rosa <crosa@redhat.com>
Message-id: 20210527211715.394144-9-jsnow@redhat.com
Signed-off-by: John Snow <jsnow@redhat.com>
2021-06-01 16:21:21 -04:00
Willian Rampazzo
41787552de acceptance tests: bump Avocado version to 88.1
Besides some internal changes, new features, and bug fixes, on the QEMU side,
this version fixes the following message seen when running the acceptance
tests: "Error running method "pre_tests" of plugin "fetchasset": 'bytes'
object has no attribute 'encode'".

The release notes are available at
https://avocado-framework.readthedocs.io/en/latest/releases/88_0.html.

Signed-off-by: Willian Rampazzo <willianr@redhat.com>
Message-Id: <20210520204747.210764-2-willianr@redhat.com>
Acked-by: Cleber Rosa <crosa@redhat.com>
Signed-off-by: John Snow <jsnow@redhat.com>
2021-06-01 16:21:21 -04:00
Cleber Rosa
d214740c99 tests/acceptance/virtiofs_submounts.py: fix setup of SSH pubkey
The public key argument should be a path to a file, and not the
public key data.

Reported-by: Wainer dos Santos Moschetta <wainersm@redhat.com>
Signed-off-by: Cleber Rosa <crosa@redhat.com>
Message-Id: <20210412044644.55083-12-crosa@redhat.com>
Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Reviewed-by: Wainer dos Santos Moschetta <wainersm@redhat.com>
Signed-off-by: John Snow <jsnow@redhat.com>
2021-06-01 16:21:21 -04:00
Cleber Rosa
fd1ce58d90 Acceptance Tests: introduce CPU hotplug test
Even though there are qtest based tests for hotplugging CPUs (from
which this test took some inspiration from), this one adds checks
from a Linux guest point of view.

It should also serve as an example for tests that follow a similar
pattern and need to interact with QEMU (via qmp) and with the Linux
guest via SSH.

Signed-off-by: Cleber Rosa <crosa@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Reviewed-by: Eric Auger <eric.auger@redhat.com>
Message-Id: <20210412044644.55083-11-crosa@redhat.com>
Signed-off-by: John Snow <jsnow@redhat.com>
2021-06-01 16:21:21 -04:00
Cleber Rosa
a273387aec tests/acceptance/virtiofs_submounts.py: remove launch_vm()
The LinuxTest class' launch_and_wait() method now behaves the same way
as this test's custom launch_vm(), so let's just use the upper layer
(common) method.

Signed-off-by: Cleber Rosa <crosa@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Eric Auger <eric.auger@redhat.com>
Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Message-Id: <20210412044644.55083-9-crosa@redhat.com>
Signed-off-by: John Snow <jsnow@redhat.com>
2021-06-01 16:21:20 -04:00
Cleber Rosa
c6620c443d Acceptance Tests: set up SSH connection by default after boot for LinuxTest
The LinuxTest specifically targets users that need to interact with Linux
guests.  So, it makes sense to give a connection by default, and avoid
requiring it as boiler-plate code.

Signed-off-by: Cleber Rosa <crosa@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Message-Id: <20210412044644.55083-8-crosa@redhat.com>
Signed-off-by: John Snow <jsnow@redhat.com>
2021-06-01 16:21:20 -04:00
Cleber Rosa
d8c6a89968 Acceptance Tests: make username/password configurable
This makes the username/password used for authentication configurable,
because some guest operating systems may have restrictions on accounts
to be used for logins, and it just makes it better documented.

Signed-off-by: Cleber Rosa <crosa@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Eric Auger <eric.auger@redhat.com>
Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Message-Id: <20210412044644.55083-7-crosa@redhat.com>
Signed-off-by: John Snow <jsnow@redhat.com>
2021-06-01 16:21:20 -04:00
Cleber Rosa
54914114af Acceptance Tests: add port redirection for ssh by default
For users of the LinuxTest class, let's set up the VM with the port
redirection for SSH, instead of requiring each test to set the same
arguments.

It also sets the network device, by default, to virtio-net.

Signed-off-by: Cleber Rosa <crosa@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Eric Auger <eric.auger@redhat.com>
Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Message-Id: <20210412044644.55083-6-crosa@redhat.com>
Signed-off-by: John Snow <jsnow@redhat.com>
2021-06-01 16:21:20 -04:00
Cleber Rosa
7edee7ad94 Acceptance Tests: move useful ssh methods to base class
Both the virtiofs submounts and the linux ssh mips malta tests
contains useful methods related to ssh that deserve to be made
available to other tests.  Let's move them to an auxiliary, mix-in
class that will be used on the base LinuxTest class.

The method that helps with setting up an ssh connection will now
support both key and password based authentication, defaulting to key
based.

Signed-off-by: Cleber Rosa <crosa@redhat.com>
Reviewed-by: Wainer dos Santos Moschetta <wainersm@redhat.com>
Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Reviewed-by: Eric Auger <eric.auger@redhat.com>
Signed-off-by: Cleber Rosa <crosa@redhat.com>
Message-Id: <20210412044644.55083-5-crosa@redhat.com>
Signed-off-by: John Snow <jsnow@redhat.com>
2021-06-01 16:21:20 -04:00
Cleber Rosa
976218cbe7 Python: add utility function for retrieving port redirection
Slightly different versions for the same utility code are currently
present on different locations.  This unifies them all, giving
preference to the version from virtiofs_submounts.py, because of the
last tweaks added to it.

While at it, this adds a "qemu.utils" module to host the utility
function and a test.

Signed-off-by: Cleber Rosa <crosa@redhat.com>
Reviewed-by: Wainer dos Santos Moschetta <wainersm@redhat.com>
Reviewed-by: Eric Auger <eric.auger@redhat.com>
Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Message-Id: <20210412044644.55083-4-crosa@redhat.com>
Signed-off-by: John Snow <jsnow@redhat.com>
[Squashed in below fix. --js]
Signed-off-by: John Snow <jsnow@redhat.com>
Signed-off-by: Cleber Rosa <crosa@redhat.com>
Message-Id: <20210601154546.130870-2-crosa@redhat.com>
Signed-off-by: John Snow <jsnow@redhat.com>
2021-06-01 16:21:20 -04:00
Cleber Rosa
c028691e65 tests/acceptance/virtiofs_submounts.py: evaluate string not length
If the vmlinuz variable is set to anything that evaluates to True,
then the respective arguments should be set.  If the variable contains
an empty string, than it will evaluate to False, and the extra
arguments will not be set.

This keeps the same logic, but improves readability a bit.

Signed-off-by: Cleber Rosa <crosa@redhat.com>
Reviewed-by: Beraldo Leal <bleal@redhat.com>
Reviewed-by: Eric Auger <eric.auger@redhat.com>
Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Message-Id: <20210412044644.55083-3-crosa@redhat.com>
Signed-off-by: John Snow <jsnow@redhat.com>
2021-06-01 16:21:20 -04:00
Cleber Rosa
f084e148aa tests/acceptance/virtiofs_submounts.py: add missing accel tag
The tag is useful to select tests that depend/use a particular
feature.

Signed-off-by: Cleber Rosa <crosa@redhat.com>
Reviewed-by: Wainer dos Santos Moschetta <wainersm@redhat.com>
Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Reviewed-by: Eric Auger <eric.auger@redhat.com>
Message-Id: <20210412044644.55083-2-crosa@redhat.com>
Signed-off-by: John Snow <jsnow@redhat.com>
2021-06-01 16:21:20 -04:00
Cleber Rosa
2ca6e26cea Python: expose QEMUMachine's temporary directory
Each instance of qemu.machine.QEMUMachine currently has a "test
directory", which may not have any relation to a "test", and it's
really a temporary directory.

Users instantiating the QEMUMachine class will be able to set the
location of the directory that will *contain* the QEMUMachine unique
temporary directory, so that parameter name has been changed from
test_dir to base_temp_dir.

A property has been added to allow users to access it without using
private attributes, and with that, the directory is created on first
use of the property.

Signed-off-by: Cleber Rosa <crosa@redhat.com>
Message-Id: <20210211220146.2525771-3-crosa@redhat.com>
Reviewed-by: Wainer dos Santos Moschetta <wainersm@redhat.com>
Signed-off-by: Cleber Rosa <crosa@redhat.com>
Signed-off-by: John Snow <jsnow@redhat.com>
2021-06-01 16:21:20 -04:00
Peter Maydell
8385235ba9 * submodule cleanups (Philippe, myself)
* tiny step towards a usable preconfig mode (myself)
 * Kconfig and LOCK_GUARD cleanups (philippe)
 * new x86 CPUID feature (Yang Zhong)
 * "-object qtest" support (myself)
 * Dirty ring support for KVM (Peter)
 * Fixes for 6.0 command line parsing breakage (myself)
 * Fix for macOS 11.3 SDK (Katsuhiro)
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Merge remote-tracking branch 'remotes/bonzini-gitlab/tags/for-upstream' into staging

* submodule cleanups (Philippe, myself)
* tiny step towards a usable preconfig mode (myself)
* Kconfig and LOCK_GUARD cleanups (philippe)
* new x86 CPUID feature (Yang Zhong)
* "-object qtest" support (myself)
* Dirty ring support for KVM (Peter)
* Fixes for 6.0 command line parsing breakage (myself)
* Fix for macOS 11.3 SDK (Katsuhiro)

# gpg: Signature made Wed 26 May 2021 13:50:12 BST
# gpg:                using RSA key F13338574B662389866C7682BFFBD25F78C7AE83
# gpg:                issuer "pbonzini@redhat.com"
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>" [full]
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>" [full]
# Primary key fingerprint: 46F5 9FBD 57D6 12E7 BFD4  E2F7 7E15 100C CD36 69B1
#      Subkey fingerprint: F133 3857 4B66 2389 866C  7682 BFFB D25F 78C7 AE83

* remotes/bonzini-gitlab/tags/for-upstream: (28 commits)
  gitlab-ci: use --meson=git for CFI jobs
  hw/scsi: Fix sector translation bug in scsi_unmap_complete_noio
  configure: Avoid error messages about missing *-config-*.h files
  doc: Add notes about -mon option mode=control argument.
  qemu-config: load modules when instantiating option groups
  vl: allow not specifying size in -m when using -M memory-backend
  replication: move include out of root directory
  remove qemu-options* from root directory
  meson: Set implicit_include_directories to false
  tests/qtest/fuzz: Fix build failure
  KVM: Dirty ring support
  KVM: Disable manual dirty log when dirty ring enabled
  KVM: Add dirty-ring-size property
  KVM: Cache kvm slot dirty bitmap size
  KVM: Simplify dirty log sync in kvm_set_phys_mem
  KVM: Provide helper to sync dirty bitmap from slot to ramblock
  KVM: Provide helper to get kvm dirty log
  KVM: Create the KVMSlot dirty bitmap on flag changes
  KVM: Use a big lock to replace per-kml slots_lock
  memory: Introduce log_sync_global() to memory listener
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-26 21:05:36 +01:00
Paolo Bonzini
b02629550d replication: move include out of root directory
The replication.h file is included from migration/colo.c and tests/unit/test-replication.c,
so it should be in include/.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2021-05-26 14:49:46 +02:00
Philippe Mathieu-Daudé
aaad026480 tests/qtest/fuzz: Fix build failure
On Fedora 32, using clang (version 10.0.1-3.fc32) we get:

  tests/qtest/fuzz/fuzz.c:237:5: error: implicit declaration of function 'qemu_init' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
      qemu_init(result.we_wordc, result.we_wordv, NULL);
      ^

qemu_init() is declared in "sysemu/sysemu.h", include this
header to fix.

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20210513162008.3922223-1-philmd@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2021-05-26 14:49:46 +02:00
Mahmoud Mandour
a6851b49e3 plugins/syscall: Added a table-like summary output
Added a table-like output which contains the total number of calls
for each used syscall along with the number of errors that occurred.

Per-call tracing is still available through supplying the argument
``print`` to the plugin.

Signed-off-by: Mahmoud Mandour <ma.mandourr@gmail.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210519032409.3041-1-ma.mandourr@gmail.com>
Message-Id: <20210520174303.12310-9-alex.bennee@linaro.org>
2021-05-25 16:52:50 +01:00
Peter Maydell
371ebfe286 target/xtensa updates for v6.1:
- don't generate extra EXCP_DEBUG on exception
 - fix l32ex access ring
 - clean up unaligned access
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 =fLOY
 -----END PGP SIGNATURE-----

Merge remote-tracking branch 'remotes/xtensa/tags/20210521-xtensa' into staging

target/xtensa updates for v6.1:

- don't generate extra EXCP_DEBUG on exception
- fix l32ex access ring
- clean up unaligned access

# gpg: Signature made Fri 21 May 2021 14:59:30 BST
# gpg:                using RSA key 2B67854B98E5327DCDEB17D851F9CC91F83FA044
# gpg:                issuer "jcmvbkbc@gmail.com"
# gpg: Good signature from "Max Filippov <filippov@cadence.com>" [unknown]
# gpg:                 aka "Max Filippov <max.filippov@cogentembedded.com>" [full]
# gpg:                 aka "Max Filippov <jcmvbkbc@gmail.com>" [full]
# Primary key fingerprint: 2B67 854B 98E5 327D CDEB  17D8 51F9 CC91 F83F A044

* remotes/xtensa/tags/20210521-xtensa:
  target/xtensa: clean up unaligned access
  target/xtensa: fix access ring in l32ex
  target/xtensa: don't generate extra EXCP_DEBUG on exception

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-24 12:00:33 +01:00
Max Filippov
583e6a5f55 target/xtensa: clean up unaligned access
Xtensa cores may or may not have hardware support for unaligned memory
access. Remove TARGET_ALIGNED_ONLY=y from all xtensa configurations and
pass MO_ALIGN in memory access flags for all operations that would raise
an exception.
Simplify use of gen_load_store_alignment by passing access size and
alignment requirements in single parameter.
Drop condition from xtensa_cpu_do_unaligned_access and replace it with
assertion.
Add a test.

Suggested-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Suggested-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
2021-05-20 13:02:58 -07:00
Peter Maydell
0b5acf89c1 QAPI patches patches for 2021-05-20
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Merge remote-tracking branch 'remotes/armbru/tags/pull-qapi-2021-05-20' into staging

QAPI patches patches for 2021-05-20

# gpg: Signature made Thu 20 May 2021 16:10:21 BST
# gpg:                using RSA key 354BC8B3D7EB2A6B68674E5F3870B400EB918653
# gpg:                issuer "armbru@redhat.com"
# gpg: Good signature from "Markus Armbruster <armbru@redhat.com>" [full]
# gpg:                 aka "Markus Armbruster <armbru@pond.sub.org>" [full]
# Primary key fingerprint: 354B C8B3 D7EB 2A6B 6867  4E5F 3870 B400 EB91 8653

* remotes/armbru/tags/pull-qapi-2021-05-20:
  qapi/parser: add docstrings
  qapi/parser: allow 'ch' variable name
  qapi/parser: Remove superfluous list comprehension
  qapi/parser: add type hint annotations
  qapi/parser: Rework _check_pragma_list_of_str as a TypeGuard
  qapi/parser: Fix token membership tests when token can be None
  qapi: add must_match helper
  qapi/parser: Use @staticmethod where appropriate
  qapi/parser: assert object keys are strings
  qapi/parser: enforce all top-level expressions must be dict in _parse()
  qapi/parser: Assert lexer value is a string
  qapi/parser: factor parsing routine into method
  qapi/source: Remove line number from QAPISourceInfo initializer
  qapi: Add test for nonexistent schema file
  qapi/parser: Don't try to handle file errors

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-20 20:17:55 +01:00
Ilya Leoshkevich
f66487756b tests/tcg/x86_64: add vsyscall smoke test
Having a small test will prevent trivial regressions in the future.

Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
Message-Id: <20210519045738.1335210-3-iii@linux.ibm.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
2021-05-20 14:19:30 +02:00
John Snow
c256263f3d qapi/parser: Fix token membership tests when token can be None
When the token can be None (EOF), we can't use 'x in "abc"' style
membership tests to group types of tokens together, because 'None in
"abc"' is a TypeError.

Easy enough to fix. (Use a tuple: It's neither a static typing error nor
a runtime error to check for None in Tuple[str, ...])

Add tests to prevent a regression. (Note: they cannot be added prior to
this fix, as the unhandled stack trace will not match test output in the
CI system.)

Signed-off-by: John Snow <jsnow@redhat.com>
Message-Id: <20210519183951.3946870-11-jsnow@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2021-05-20 11:28:28 +02:00
John Snow
9cd0205d55 qapi/parser: enforce all top-level expressions must be dict in _parse()
Instead of using get_expr nested=False, allow get_expr to always return
any expression. In exchange, add a new error message to the top-level
parser that explains the semantic error: Top-level expressions must
always be JSON objects.

This helps mypy understand the rest of this function which assumes that
get_expr did indeed return a dict.

The exception type changes from QAPIParseError to QAPISemError as a
result, and the error message in two tests now changes.

Signed-off-by: John Snow <jsnow@redhat.com>

Message-Id: <20210519183951.3946870-7-jsnow@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2021-05-20 11:28:28 +02:00
John Snow
334c3cd58a qapi: Add test for nonexistent schema file
This tests the error-return pathway introduced in the previous commit.
(Thanks to Paolo for the help with the Meson magic.)

Signed-off-by: John Snow <jsnow@redhat.com>

Message-Id: <20210519183951.3946870-3-jsnow@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2021-05-20 11:28:27 +02:00
John Snow
3404e57410 qapi/parser: Don't try to handle file errors
Fixes: f5d4361cda
Fixes: 52a474180a
Fixes: 46f49468c6

Remove the try/except block that handles file-opening errors in
QAPISchemaParser.__init__() and add one each to
QAPISchemaParser._include() and QAPISchema.__init__() respectively.

This simultaneously fixes the typing of info.fname (f5d4361cda), A
static typing violation in test-qapi (46f49468c6), and a regression of
an error message (52a474180a).

The short-ish version of what motivates this patch is:

- It's hard to write a good error message in the init method,
  because we need to determine the context of our caller to do so.
  It's easier to just let the caller write the message.
- We don't want to allow QAPISourceInfo(None, None, None) to exist. The
  typing introduced by commit f5d4361cda types the 'fname' field as
  (non-optional) str, which was premature until the removal of this
  construct.
- Errors made using such an object are currently incorrect (since
  52a474180a)
- It's not technically a semantic error if we cannot open the schema.
- There are various typing constraints that make mixing these two cases
  undesirable for a single special case.
- test-qapi's code handling an fname of 'None' is now dead, drop it.
  Additionally, Not all QAPIError objects have an 'info' field (since
  46f49468), so deleting this stanza corrects a typing oversight in
  test-qapi introduced by that commit.

Other considerations:

- open() is moved to a 'with' block to ensure file pointers are
  cleaned up deterministically.
- Python 3.3 deprecated IOError and made it a synonym for OSError.
  Avoid the misleading perception these exception handlers are
  narrower than they really are.

The long version:

The error message here is incorrect (since commit 52a474180a):

> python3 qapi-gen.py 'fake.json'
qapi-gen.py: qapi-gen.py: can't read schema file 'fake.json': No such file or directory

In pursuing it, we find that QAPISourceInfo has a special accommodation
for when there's no filename. Meanwhile, the intent when QAPISourceInfo
was typed (f5d4361cda) was non-optional 'str'. This usage was
overlooked.

To remove this, I'd want to avoid having a "fake" QAPISourceInfo
object. I also don't want to explicitly begin accommodating
QAPISourceInfo itself being None, because we actually want to eventually
prove that this can never happen -- We don't want to confuse "The file
isn't open yet" with "This error stems from a definition that wasn't
defined in any file".

(An earlier series tried to create a dummy info object, but it was tough
to prove in review that it worked correctly without creating new
regressions. This patch avoids that distraction. We would like to first
prove that we never raise QAPISemError for any built-in object before we
add "special" info objects. We aren't ready to do that yet.)

So, which way out of the labyrinth?

Here's one way: Don't try to handle errors at a level with "mixed"
semantic contexts; i.e. don't mix inclusion errors (should report a
source line where the include was triggered) and command line errors
(where we specified a file we couldn't read).

Remove the error handling from the initializer of the parser. Pythonic!
Now it's the caller's job to figure out what to do about it. Handle the
error in QAPISchemaParser._include() instead, where we can write a
targeted error message where we are guaranteed to have an 'info' context
to report with.

The root level error can similarly move to QAPISchema.__init__(), where
we know we'll never have an info context to report with, so we use a
more abstract error type.

Now the error looks sensible again:

> python3 qapi-gen.py 'fake.json'
qapi-gen.py: can't read schema file 'fake.json': No such file or directory

With these error cases separated, QAPISourceInfo can be solidified as
never having placeholder arguments that violate our desired types. Clean
up test-qapi along similar lines.

Signed-off-by: John Snow <jsnow@redhat.com>
Message-Id: <20210519183951.3946870-2-jsnow@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2021-05-20 11:28:27 +02:00
Peter Maydell
fea2ad71c3 testing and plugin updates:
- various fixes for binfmt_misc docker images
   - add hexagon check-tcg support docker image
   - add tricore check-tcg support
   - refactor ppc docker images
   - add missing ppc64le tests
   - don't use host_cc for test fallback
   - check-tcg configure.sh tweaks for cross compile/clang
   - fix some memory leaks in plugins
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Merge remote-tracking branch 'remotes/stsquad/tags/pull-testing-and-plugin-updates-180521-2' into staging

testing and plugin updates:

  - various fixes for binfmt_misc docker images
  - add hexagon check-tcg support docker image
  - add tricore check-tcg support
  - refactor ppc docker images
  - add missing ppc64le tests
  - don't use host_cc for test fallback
  - check-tcg configure.sh tweaks for cross compile/clang
  - fix some memory leaks in plugins

# gpg: Signature made Tue 18 May 2021 09:37:21 BST
# gpg:                using RSA key 6685AE99E75167BCAFC8DF35FBD0DB095A9E2A44
# gpg: Good signature from "Alex Bennée (Master Work Key) <alex.bennee@linaro.org>" [full]
# Primary key fingerprint: 6685 AE99 E751 67BC AFC8  DF35 FBD0 DB09 5A9E 2A44

* remotes/stsquad/tags/pull-testing-and-plugin-updates-180521-2: (29 commits)
  configure: use cc, not host_cc to set cross_cc for build arch
  tests/tcg: don't allow clang as a cross compiler
  tests/tcg: fix missing return
  tests/tcg/ppc64le: tests for brh/brw/brd
  tests/docker: gcc-10 based images for ppc64{,le} tests
  tests/tcg/tricore: Add muls test
  tests/tcg/tricore: Add msub test
  tests/tcg/tricore: Add madd test
  tests/tcg/tricore: Add ftoi test
  tests/tcg/tricore: Add fmul test
  tests/tcg/tricore: Add fadd test
  tests/tcg/tricore: Add dvstep test
  tests/tcg/tricore: Add clz test
  tests/tcg/tricore: Add bmerge test
  tests/tcg/tricore: Add macros to create tests and first test 'abs'
  configure: Emit HOST_CC to config-host.mak
  tests/tcg/tricore: Add build infrastructure
  hw/tricore: Add testdevice for tests in tests/tcg/
  tests/tcg: Run timeout cmds using --foreground
  tests/tcg: Add docker_as and docker_ld cmds
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-20 10:00:58 +01:00
Peter Maydell
d874bc0816 Block layer patches
- vhost-user-blk: Fix error handling during initialisation
 - Add test cases for the vhost-user-blk export
 - Fix leaked Transaction objects
 - qcow2: Expose dirty bit in 'qemu-img info'
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Merge remote-tracking branch 'remotes/kevin/tags/for-upstream' into staging

Block layer patches

- vhost-user-blk: Fix error handling during initialisation
- Add test cases for the vhost-user-blk export
- Fix leaked Transaction objects
- qcow2: Expose dirty bit in 'qemu-img info'

# gpg: Signature made Tue 18 May 2021 11:57:46 BST
# gpg:                using RSA key DC3DEB159A9AF95D3D7456FE7F09B272C88F2FD6
# gpg:                issuer "kwolf@redhat.com"
# gpg: Good signature from "Kevin Wolf <kwolf@redhat.com>" [full]
# Primary key fingerprint: DC3D EB15 9A9A F95D 3D74  56FE 7F09 B272 C88F 2FD6

* remotes/kevin/tags/for-upstream:
  vhost-user-blk: Check that num-queues is supported by backend
  virtio: Fail if iommu_platform is requested, but unsupported
  vhost-user-blk: Get more feature flags from vhost device
  vhost-user-blk: Improve error reporting in realize
  vhost-user-blk: Don't reconnect during initialisation
  vhost-user-blk: Make sure to set Error on realize failure
  vhost-user-blk-test: test discard/write zeroes invalid inputs
  tests/qtest: add multi-queue test case to vhost-user-blk-test
  test: new qTest case to test the vhost-user-blk-server
  block/export: improve vu_blk_sect_range_ok()
  block: Fix Transaction leak in bdrv_reopen_multiple()
  block: Fix Transaction leak in bdrv_root_attach_child()
  qcow2: set bdi->is_dirty

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-19 16:10:35 +01:00
Peter Maydell
c313e52e64 linux-user pull request 20210517
- alpha sigaction fixes/cleanups
 - s390x sigaction fixes/cleanup
 - sparc sigaction fixes/cleanup
 - s390x core dumping support
 - core dump fix (app name)
 - arm  fpa11 fix and cleanup
 - strace fixes (unshare(), llseek())
 - fix copy_file_range()
 - use GDateTime
 - Remove dead code
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Merge remote-tracking branch 'remotes/vivier2/tags/linux-user-for-6.1-pull-request' into staging

linux-user pull request 20210517

- alpha sigaction fixes/cleanups
- s390x sigaction fixes/cleanup
- sparc sigaction fixes/cleanup
- s390x core dumping support
- core dump fix (app name)
- arm  fpa11 fix and cleanup
- strace fixes (unshare(), llseek())
- fix copy_file_range()
- use GDateTime
- Remove dead code

# gpg: Signature made Tue 18 May 2021 06:31:12 BST
# gpg:                using RSA key CD2F75DDC8E3A4DC2E4F5173F30C38BD3F2FBE3C
# gpg:                issuer "laurent@vivier.eu"
# gpg: Good signature from "Laurent Vivier <lvivier@redhat.com>" [full]
# gpg:                 aka "Laurent Vivier <laurent@vivier.eu>" [full]
# gpg:                 aka "Laurent Vivier (Red Hat) <lvivier@redhat.com>" [full]
# Primary key fingerprint: CD2F 75DD C8E3 A4DC 2E4F  5173 F30C 38BD 3F2F BE3C

* remotes/vivier2/tags/linux-user-for-6.1-pull-request: (59 commits)
  linux-user/elfload: add s390x core dumping support
  linux-user/elfload: fix filling psinfo->pr_psargs
  linux-user: Tidy TARGET_NR_rt_sigaction
  linux-user/alpha: Share code for TARGET_NR_sigaction
  linux-user/alpha: Define TARGET_ARCH_HAS_KA_RESTORER
  linux-user: Honor TARGET_ARCH_HAS_SA_RESTORER in do_syscall
  linux-user: Pass ka_restorer to do_sigaction
  linux-user/alpha: Rename the sigaction restorer field
  linux-user/alpha: Fix rt sigframe return
  linux-user: use GDateTime for formatting timestamp for core file
  linux-user: Fix erroneous conversion in copy_file_range
  linux-user: Add copy_file_range to strace.list
  linux-user/s390x: Handle vector regs in signal stack
  linux-user/s390x: Clean up signal.c
  linux-user/s390x: Add build asserts for sigset sizes
  linux-user/s390x: Fix frame_addr corruption in setup_frame
  linux-user/s390x: Add stub sigframe argument for last_break
  linux-user/s390x: Set psw.mask properly for the signal handler
  linux-user/s390x: Clean up single-use gotos in signal.c
  linux-user/s390x: Tidy save_sigregs
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-18 16:17:22 +01:00
Stefan Hajnoczi
7999e3136d vhost-user-blk-test: test discard/write zeroes invalid inputs
Exercise input validation code paths in
block/export/vhost-user-blk-server.c.

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-Id: <20210309094106.196911-5-stefanha@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Message-Id: <20210322092327.150720-4-stefanha@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2021-05-18 12:57:38 +02:00
Stefan Hajnoczi
9c4e99e879 tests/qtest: add multi-queue test case to vhost-user-blk-test
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-Id: <20210309094106.196911-4-stefanha@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Message-Id: <20210322092327.150720-3-stefanha@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2021-05-18 12:57:38 +02:00
Coiby Xu
806952026d test: new qTest case to test the vhost-user-blk-server
This test case has the same tests as tests/virtio-blk-test.c except for
tests have block_resize. Since the vhost-user-blk export only serves one
client one time, two exports are started by qemu-storage-daemon for the
hotplug test.

Suggested-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Coiby Xu <coiby.xu@gmail.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-Id: <20210309094106.196911-3-stefanha@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Message-Id: <20210322092327.150720-2-stefanha@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2021-05-18 12:57:38 +02:00
Alex Bennée
cf22f936f2 tests/tcg: don't allow clang as a cross compiler
Currently there are two problems.

The first is clang generates a preamble (that is always executed) to
stack xmm registers. This causes a ILLOP on the x86_64 softmmu tests
as SSE isn't enabled.

The second is the inline assembler in test-i386.c breaks clangs
compiler and I don't know how to fix it. Even with Theodore's patch
series (D5741445-7EFD-4AF1-8DB2-E4AFA93CBB1A@icloud.com) I still get
compiler failures.

For now lets just skip clang and allow it to fall back to the
containers which we know have compilers which work.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210512102051.12134-31-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Alex Bennée
ec6b219a4e tests/tcg: fix missing return
This was picked up when clang built the test.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210512102051.12134-30-alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
2021-05-18 09:36:21 +01:00
Matheus Ferst
ec9ad11d69 tests/tcg/ppc64le: tests for brh/brw/brd
Tests for Byte-Reverse Halfword, Word and Doubleword

Signed-off-by: Matheus Ferst <matheus.ferst@eldorado.org.br>
Tested-by: Fabiano Rosas <farosas@linux.ibm.com>
[AJB: tweak to make rules for skip/plugins]
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210423205757.1752480-3-matheus.ferst@eldorado.org.br>
Message-Id: <20210512102051.12134-28-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Matheus Ferst
cf9b6d215e tests/docker: gcc-10 based images for ppc64{,le} tests
A newer compiler is needed to build tests for Power10 instructions. As
done for arm64 on c729a99d27, a new '-test-cross' image is created for
ppc64 and ppc64le. As done on 936fda4d77, a test for compiler support
is added to verify that the toolchain in use has '-mpower10'. Finally,
Unused images (docker-power-cross and docker-ppc64-cross) are removed.

Signed-off-by: Matheus Ferst <matheus.ferst@eldorado.org.br>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210423205757.1752480-2-matheus.ferst@eldorado.org.br>
Message-Id: <20210512102051.12134-27-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Bastian Koppelmann
a1ff17fef5 tests/tcg/tricore: Add muls test
Tested-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210305170045.869437-16-kbastian@mail.uni-paderborn.de>
Message-Id: <20210512102051.12134-26-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Bastian Koppelmann
0429e0955c tests/tcg/tricore: Add msub test
Tested-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210305170045.869437-15-kbastian@mail.uni-paderborn.de>
Message-Id: <20210512102051.12134-25-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Bastian Koppelmann
6ad6701ce7 tests/tcg/tricore: Add madd test
Tested-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210305170045.869437-14-kbastian@mail.uni-paderborn.de>
Message-Id: <20210512102051.12134-24-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Bastian Koppelmann
55f037a5d5 tests/tcg/tricore: Add ftoi test
Tested-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210305170045.869437-13-kbastian@mail.uni-paderborn.de>
Message-Id: <20210512102051.12134-23-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Bastian Koppelmann
14c91f75e3 tests/tcg/tricore: Add fmul test
Tested-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210305170045.869437-12-kbastian@mail.uni-paderborn.de>
Message-Id: <20210512102051.12134-22-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Bastian Koppelmann
0fb40c55d2 tests/tcg/tricore: Add fadd test
Tested-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210305170045.869437-11-kbastian@mail.uni-paderborn.de>
Message-Id: <20210512102051.12134-21-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Bastian Koppelmann
d6f1593a77 tests/tcg/tricore: Add dvstep test
Tested-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210305170045.869437-10-kbastian@mail.uni-paderborn.de>
Message-Id: <20210512102051.12134-20-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Bastian Koppelmann
a0d98ea802 tests/tcg/tricore: Add clz test
Tested-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
[AJB: dropped duplicate Makefile]
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210305170045.869437-9-kbastian@mail.uni-paderborn.de>
Message-Id: <20210512102051.12134-19-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Bastian Koppelmann
f271aa62e9 tests/tcg/tricore: Add bmerge test
Tested-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210305170045.869437-8-kbastian@mail.uni-paderborn.de>
Message-Id: <20210512102051.12134-18-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Bastian Koppelmann
2d934b5951 tests/tcg/tricore: Add macros to create tests and first test 'abs'
This kind of tests is inspired by the riscv-tests repository. This adds
macros that makes it easy to create single instruction self containing
tests.

It is achieved by macros that create a test sequence for an
instruction and check for a supplied correct value. If the value is correct the
next instruction is tested. Otherwise we jump to fail handler that writes is
test number as a status code back to qemu that then exits on that status code.
If all tests pass we write back 0 as a status code and exit.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Message-Id: <20210305170045.869437-7-kbastian@mail.uni-paderborn.de>
[AJB: add container_hosts]
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210512102051.12134-17-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Bastian Koppelmann
be78e79949 tests/tcg/tricore: Add build infrastructure
this includes the Makefile and linker script to build all the tests.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210305170045.869437-5-kbastian@mail.uni-paderborn.de>
Message-Id: <20210512102051.12134-15-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Bastian Koppelmann
9ab10ba31e tests/tcg: Run timeout cmds using --foreground
when trying to run successful short tests from the Makefile timeout would not
terminate. Rather it would wait until the time runs out. Excerpt from the
manpage:

--foreground
    when not running timeout directly from a shell prompt,
    allow COMMAND to read from the TTY and get TTY signals; in this mode, chil‐
    dren of COMMAND will not be timed out

Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210305170045.869437-3-kbastian@mail.uni-paderborn.de>
Message-Id: <20210512102051.12134-13-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Bastian Koppelmann
ac3c7c3f79 tests/tcg: Add docker_as and docker_ld cmds
At least for the TriCore target no easily available c compiler exists.
Thus we need to rely on "as" and "ld". This allows us to run them
through the docker image. We don't test the generation capabilities of
docker images as they are assumed to work.

Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
[AJB: fix quoting, only handle docker & clear, test -n, tweak commit msg]
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>

Message-Id: <20210512102051.12134-12-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Andrew Melnychenko
6a7e70006a tests/docker: Added libbpf library to the docker files.
The series of patches for eBPF RSS adds libbpf dependency for qemu.
https://lists.gnu.org/archive/html/qemu-devel/2021-03/msg08887.html

With this patch, libbpf added:
  Alpine - added libbpf-dev
  Centos 8 - added libbpf-devel
  Fedora - added libbpf-devel

Signed-off-by: Andrew Melnychenko <andrew@daynix.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20210406082947.672708-2-andrew@daynix.com>
Message-Id: <20210512102051.12134-11-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Alex Bennée
d8e706da6c tests/tcg: don't iterate through other arch compilers
There should only be one compiler per architecture. Those cases where
the same compiler can deal with a different architecture should be
explicitly set for both cross_cc and docker configurations. Otherwise
you get strangeness like:

  --cross-cc-aarch64=/bin/false

causing the logic to attempt to use a locally available
arm-linux-gnueabihf-gcc rather than forcing the use of the docker
image which is what is implied by the command line option.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210512102051.12134-10-alex.bennee@linaro.org>
2021-05-18 09:36:21 +01:00
Alessandro Di Federico
4ce7dbfb0d tests/tcg: Use Hexagon Docker image
[PMD: Split from 'Add Hexagon Docker image' patch]

Signed-off-by: Alessandro Di Federico <ale@rev.ng>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
[AJB: add container_hosts]
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Tested-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20210228222314.304787-5-f4bug@amsat.org>
Message-Id: <20210512102051.12134-8-alex.bennee@linaro.org>
2021-05-18 09:35:39 +01:00
Alessandro Di Federico
afbdf0a44e docker: Add Hexagon image
This image is a little special because it takes a long time to build.
As such most users don't want to be doing that and just pull random
binaries from the ether as intended by the container gods. This
involves someone with credentials and a beefy machine running:

  make docker-image-debian-hexagon-cross V=1 NOCACHE=1 J=30
  docker tag qemu/debian-hexagon-cross registry.gitlab.com/qemu-project/qemu/qemu/debian-hexagon-cross
  docker push registry.gitlab.com/qemu-project/qemu/qemu/debian-hexagon-cross

With a suitable binary in the "cloud" a normal user will run:

  make docker-image-debian-hexagon-cross

or have it run for them through the dependency mechanism of our
over-engineered makefiles and get the binary they wanted. There are a
few wrinkles of course including needing to tweak the final image to
have the credentials of the user so we can actually do our cross
compiles.

Tested-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Cc: Alessandro Di Federico <ale@rev.ng>
Cc: Philippe Mathieu-Daudé <f4bug@amsat.org>
Cc: Brian Cain <bcain@quicinc.com>

Message-Id: <20210512102051.12134-7-alex.bennee@linaro.org>
2021-05-18 09:35:39 +01:00
Alex Bennée
c3ad904393 tests/docker: add "fetch" sub-command
This simply wraps up fetching a build from the registry and tagging it
as the local build.

Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210512102051.12134-6-alex.bennee@linaro.org>
2021-05-18 09:35:39 +01:00
Alex Bennée
bf46c0eed3 tests/docker: allow "update" to add the current user
The current user functionality is used for cross compiling to avoid
complications with permissions when building test programs. However
for images that come from the registry we still need the ability to
add the user after the fact.

Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210512102051.12134-5-alex.bennee@linaro.org>
2021-05-18 09:35:39 +01:00
Alex Bennée
8d628d075d tests/docker: make executable an optional argument to "update"
We're going to extend the abilities of the command shortly.

Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>

Message-Id: <20210512102051.12134-4-alex.bennee@linaro.org>
2021-05-18 09:35:39 +01:00
Alex Bennée
3218d829e3 tests/docker: fix copying of executable in "update"
We have the same symlink chasing problem when doing an "update"
operation. Fix that.

Based-on: 5e33f7fead ("tests/docker: better handle symlinked libs")
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Message-Id: <20210512102051.12134-3-alex.bennee@linaro.org>
2021-05-18 09:35:35 +01:00
Peter Maydell
1acbc0fdf2 Reorg FloatParts to use QEMU_GENERIC.
Begin replacing the Berkeley float128 routines with FloatParts128.
   - includes a new implementation of float128_muladd
   - includes the snan silencing that was missing from
     float{32,64}_to_float128 and float128_to_float{32,64}.
   - does not include float128_min/max* (written but not yet reviewed).
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Merge remote-tracking branch 'remotes/rth-gitlab/tags/pull-fp-20210516' into staging

Reorg FloatParts to use QEMU_GENERIC.
Begin replacing the Berkeley float128 routines with FloatParts128.
  - includes a new implementation of float128_muladd
  - includes the snan silencing that was missing from
    float{32,64}_to_float128 and float128_to_float{32,64}.
  - does not include float128_min/max* (written but not yet reviewed).

# gpg: Signature made Sun 16 May 2021 13:27:10 BST
# gpg:                using RSA key 7A481E78868B4DB6A85A05C064DF38E8AF7E215F
# gpg:                issuer "richard.henderson@linaro.org"
# gpg: Good signature from "Richard Henderson <richard.henderson@linaro.org>" [full]
# Primary key fingerprint: 7A48 1E78 868B 4DB6 A85A  05C0 64DF 38E8 AF7E 215F

* remotes/rth-gitlab/tags/pull-fp-20210516: (46 commits)
  softfloat: Move round_to_int_and_pack to softfloat-parts.c.inc
  softfloat: Move round_to_int to softfloat-parts.c.inc
  softfloat: Convert float-to-float conversions with float128
  softfloat: Split float_to_float
  softfloat: Move div_floats to softfloat-parts.c.inc
  softfloat: Introduce sh[lr]_double primitives
  softfloat: Tidy mul128By64To192
  softfloat: Use add192 in mul128To256
  softfloat: Use mulu64 for mul64To128
  softfloat: Move muladd_floats to softfloat-parts.c.inc
  softfloat: Move mul_floats to softfloat-parts.c.inc
  softfloat: Implement float128_add/sub via parts
  softfloat: Move addsub_floats to softfloat-parts.c.inc
  softfloat: Use uadd64_carry, usub64_borrow in softfloat-macros.h
  softfloat: Move round_canonical to softfloat-parts.c.inc
  softfloat: Move sf_canonicalize to softfloat-parts.c.inc
  softfloat: Move pick_nan_muladd to softfloat-parts.c.inc
  softfloat: Move pick_nan to softfloat-parts.c.inc
  softfloat: Move return_nan to softfloat-parts.c.inc
  softfloat: Convert float128_default_nan to parts
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-17 20:02:55 +01:00
Peter Maydell
32de74a1ac Block patches:
- drop block/io write notifiers
 - qemu-iotests enhancements to make debugging easier
 - rbd parsing fix
 - HMP qemu-io fix (for iothreads)
 - mirror job cancel relaxation (do not cancel in-flight requests when a
   READY mirror job is canceled with force=false)
 - document qcow2's data_file and data_file_raw features
 - fix iotest 297 for pylint 2.8
 - block/copy-on-read refactoring
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Merge remote-tracking branch 'remotes/maxreitz/tags/pull-block-2021-05-14' into staging

Block patches:
- drop block/io write notifiers
- qemu-iotests enhancements to make debugging easier
- rbd parsing fix
- HMP qemu-io fix (for iothreads)
- mirror job cancel relaxation (do not cancel in-flight requests when a
  READY mirror job is canceled with force=false)
- document qcow2's data_file and data_file_raw features
- fix iotest 297 for pylint 2.8
- block/copy-on-read refactoring

# gpg: Signature made Fri 14 May 2021 17:43:40 BST
# gpg:                using RSA key 91BEB60A30DB3E8857D11829F407DB0061D5CF40
# gpg:                issuer "mreitz@redhat.com"
# gpg: Good signature from "Max Reitz <mreitz@redhat.com>" [full]
# Primary key fingerprint: 91BE B60A 30DB 3E88 57D1  1829 F407 DB00 61D5 CF40

* remotes/maxreitz/tags/pull-block-2021-05-14:
  write-threshold: deal with includes
  test-write-threshold: drop extra TestStruct structure
  test-write-threshold: drop extra tests
  block/write-threshold: drop extra APIs
  test-write-threshold: rewrite test_threshold_(not_)trigger tests
  block: drop write notifiers
  block/write-threshold: don't use write notifiers
  qemu-iotests: fix pylint 2.8 consider-using-with error
  block/copy-on-read: use bdrv_drop_filter() and drop s->active
  Document qemu-img options data_file and data_file_raw
  qemu-iotests: fix case of SOCK_DIR already in the environment
  qemu-iotests: let "check" spawn an arbitrary test command
  qemu-iotests: move command line and environment handling from TestRunner to TestEnv
  qemu-iotests: allow passing unittest.main arguments to the test scripts
  qemu-iotests: do not buffer the test output
  mirror: stop cancelling in-flight requests on non-force cancel in READY
  monitor: hmp_qemu_io: acquire aio contex, fix crash
  block/rbd: Add an escape-aware strchr helper
  iotests/231: Update expected deprecation message

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-17 11:29:59 +01:00
Richard Henderson
dedd123c56 softfloat: Move muladd_floats to softfloat-parts.c.inc
Rename to parts$N_muladd.
Implement float128_muladd with FloatParts128.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2021-05-16 07:13:51 -05:00
Alex Bennée
f2b84b9edb tests/fp: add quad support to the benchmark utility
Currently this only support softfloat calculations because working out
if the hardware supports 128 bit floats needs configure magic. The 3
op muladd operation is currently unimplemented so commented out for
now.

Reviewed-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20201020163738.27700-8-alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2021-05-16 07:13:51 -05:00
Richard Henderson
4cce45df71 tests/tcg/sparc64: Re-enable linux-test
It passes now that we support signals properly.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20210426025334.1168495-26-richard.henderson@linaro.org>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2021-05-15 21:43:23 +02:00
Peter Maydell
9b1e81d1c2 * Replace YAML anchors by extends in the gitlab-CI yaml files
* Many small qtest fixes (e.g. to fix issues discovered by Coverity)
 * Poison more config switches in common code
 * Fix the failing Travis-CI and Cirrus-CI tasks
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Merge remote-tracking branch 'remotes/thuth-gitlab/tags/pull-request-2021-05-14' into staging

* Replace YAML anchors by extends in the gitlab-CI yaml files
* Many small qtest fixes (e.g. to fix issues discovered by Coverity)
* Poison more config switches in common code
* Fix the failing Travis-CI and Cirrus-CI tasks

# gpg: Signature made Fri 14 May 2021 12:17:39 BST
# gpg:                using RSA key 27B88847EEE0250118F3EAB92ED9D774FE702DB5
# gpg:                issuer "thuth@redhat.com"
# gpg: Good signature from "Thomas Huth <th.huth@gmx.de>" [full]
# gpg:                 aka "Thomas Huth <thuth@redhat.com>" [full]
# gpg:                 aka "Thomas Huth <huth@tuxfamily.org>" [full]
# gpg:                 aka "Thomas Huth <th.huth@posteo.de>" [unknown]
# Primary key fingerprint: 27B8 8847 EEE0 2501 18F3  EAB9 2ED9 D774 FE70 2DB5

* remotes/thuth-gitlab/tags/pull-request-2021-05-14:
  cirrus.yml: Fix the MSYS2 task
  pc-bios/s390-ccw: Fix inline assembly for older versions of Clang
  tests/qtest/migration-test: Use g_autofree to avoid leaks on error paths
  configure: Poison all current target-specific #defines
  migration: Move populate_vfio_info() into a separate file
  include/sysemu: Poison all accelerator CONFIG switches in common code
  tests: Avoid side effects inside g_assert() arguments
  tests/qtest/rtc-test: Remove pointless NULL check
  tests/qtest/tpm-util.c: Free memory with correct free function
  tests/migration-test: Fix "true" vs true
  tests/qtest/npcm7xx_pwm-test.c: Avoid g_assert_true() for non-test assertions
  tests/qtest/ahci-test.c: Calculate iso_size with 64-bit arithmetic
  util/compatfd.c: Replaced a malloc call with g_malloc.
  libqtest: refuse QTEST_QEMU_BINARY=qemu-kvm
  docs/devel/qgraph: add troubleshooting information
  libqos/qgraph: fix "UNAVAILBLE" typo
  gitlab-ci: Replace YAML anchors by extends (native_test_job)
  gitlab-ci: Replace YAML anchors by extends (native_build_job)
  gitlab-ci: Replace YAML anchors by extends (container_job)
  tests/docker/dockerfiles: Add ccache to containers where it was missing

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-14 19:33:23 +01:00
Peter Maydell
6d34aa9969 Pull request
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Merge remote-tracking branch 'remotes/marcandre/tags/rtd-pull-request' into staging

Pull request

# gpg: Signature made Fri 14 May 2021 12:12:24 BST
# gpg:                using RSA key 87A9BD933F87C606D276F62DDAE8E10975969CE5
# gpg:                issuer "marcandre.lureau@redhat.com"
# gpg: Good signature from "Marc-André Lureau <marcandre.lureau@redhat.com>" [full]
# gpg:                 aka "Marc-André Lureau <marcandre.lureau@gmail.com>" [full]
# Primary key fingerprint: 87A9 BD93 3F87 C606 D276  F62D DAE8 E109 7596 9CE5

* remotes/marcandre/tags/rtd-pull-request:
  sphinx: adopt kernel readthedoc theme

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-14 17:20:08 +01:00
Vladimir Sementsov-Ogievskiy
c61ebf362d write-threshold: deal with includes
"qemu/typedefs.h" is enough for include/block/write-threshold.h header
with forward declaration of BlockDriverState. Also drop extra includes
from block/write-threshold.c and tests/unit/test-write-threshold.c

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <20210506090621.11848-9-vsementsov@virtuozzo.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
2021-05-14 16:14:10 +02:00
Vladimir Sementsov-Ogievskiy
23357b93c7 test-write-threshold: drop extra TestStruct structure
We don't need this extra logic: it doesn't make code simpler.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Message-Id: <20210506090621.11848-8-vsementsov@virtuozzo.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
2021-05-14 16:14:10 +02:00
Vladimir Sementsov-Ogievskiy
935129223c test-write-threshold: drop extra tests
Testing set/get of one 64bit variable doesn't seem necessary. We have a
lot of such variables. Also remaining tests do test set/get anyway.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Message-Id: <20210506090621.11848-7-vsementsov@virtuozzo.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
2021-05-14 16:14:10 +02:00
Vladimir Sementsov-Ogievskiy
2e0e9cbd89 block/write-threshold: drop extra APIs
bdrv_write_threshold_exceeded() is unused.

bdrv_write_threshold_is_set() is used only to double check the value of
bs->write_threshold_offset in tests. No real sense in it (both tests do
check real value with help of bdrv_write_threshold_get())

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Message-Id: <20210506090621.11848-5-vsementsov@virtuozzo.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
[mreitz: Adjusted commit message as per Eric's suggestion]
Signed-off-by: Max Reitz <mreitz@redhat.com>
2021-05-14 16:14:10 +02:00
Vladimir Sementsov-Ogievskiy
e46354a8ae test-write-threshold: rewrite test_threshold_(not_)trigger tests
These tests use bdrv_write_threshold_exceeded() API, which is used only
for test (since pre-previous commit). Better is testing real API, which
is used in block.c as well.

So, let's call bdrv_write_threshold_check_write(), and check is
bs->write_threshold_offset cleared or not (it's cleared iff threshold
triggered).

Also we get rid of BdrvTrackedRequest use here. Note, that paranoiac
bdrv_check_request() calls were added in 8b1170012b to protect
BdrvTrackedRequest. Drop them now.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Message-Id: <20210506090621.11848-4-vsementsov@virtuozzo.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
2021-05-14 16:14:10 +02:00
Emanuele Giuseppe Esposito
ac4e14f5dc qemu-iotests: fix pylint 2.8 consider-using-with error
pylint 2.8 introduces consider-using-with error, suggesting
to use the 'with' block statement when possible.

Modify all subprocess.Popen call to use the 'with' statement,
except the one in __init__ of QemuIoInteractive class, since
it is assigned to a class field and used in other methods.

Signed-off-by: Emanuele Giuseppe Esposito <eesposit@redhat.com>
Message-Id: <20210510190449.65948-1-eesposit@redhat.com>
[mreitz: Disable bad-option-value warning in the iotests' pylintrc, so
         that disabling consider-using-with in QemuIoInteractive will
         not produce a warning in pre-2.8 pylint versions]
Signed-off-by: Max Reitz <mreitz@redhat.com>
2021-05-14 16:14:10 +02:00
Paolo Bonzini
c3d479aab9 qemu-iotests: fix case of SOCK_DIR already in the environment
Due to a typo, in this case the SOCK_DIR was not being created.

Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Tested-by: Emanuele Giuseppe Esposito <eesposit@redhat.com>
Message-Id: <20210323181928.311862-6-pbonzini@redhat.com>
Message-Id: <20210503110110.476887-6-pbonzini@redhat.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
2021-05-14 16:14:10 +02:00
Paolo Bonzini
480b75ee14 qemu-iotests: let "check" spawn an arbitrary test command
Right now there is no easy way for "check" to print a reproducer command.
Because such a reproducer command line would be huge, we can instead teach
check to start a command of our choice.  This can be for example a Python
unit test with arguments to only run a specific subtest.

Move the trailing empty line to print_env(), since it always looks better
and one caller was not adding it.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Tested-by: Emanuele Giuseppe Esposito <eesposit@redhat.com>
Message-Id: <20210323181928.311862-5-pbonzini@redhat.com>
Message-Id: <20210503110110.476887-5-pbonzini@redhat.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
2021-05-14 16:14:10 +02:00
Paolo Bonzini
c64430d238 qemu-iotests: move command line and environment handling from TestRunner to TestEnv
In the next patch, "check" will learn how to execute a test script without
going through TestRunner.  To enable this, keep only the text output
and subprocess handling in the TestRunner; move into TestEnv the logic
to prepare for running a subprocess.

Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Tested-by: Emanuele Giuseppe Esposito <eesposit@redhat.com>
Message-Id: <20210323181928.311862-4-pbonzini@redhat.com>
Message-Id: <20210503110110.476887-4-pbonzini@redhat.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
2021-05-14 16:14:10 +02:00
Paolo Bonzini
00dbc85e0e qemu-iotests: allow passing unittest.main arguments to the test scripts
Python test scripts that use unittest consist of multiple tests.
unittest.main allows selecting which tests to run, but currently this
is not possible because the iotests wrapper ignores sys.argv.

unittest.main command line options also allow the user to pick the
desired options for verbosity, failfast mode, etc.  While "-d" is
currently translated to "-v", it also enables extra debug output,
and other options are not available at all.

These command line options only work if the unittest.main testRunner
argument is a type, rather than a TestRunner instance.  Therefore, pass
the class name and "verbosity" argument to unittest.main, and adjust for
the different default warnings between TextTestRunner and unittest.main.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Tested-by: Emanuele Giuseppe Esposito <eesposit@redhat.com>
Message-Id: <20210323181928.311862-3-pbonzini@redhat.com>
Message-Id: <20210503110110.476887-3-pbonzini@redhat.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
2021-05-14 16:14:10 +02:00
Paolo Bonzini
f29f4c25eb qemu-iotests: do not buffer the test output
Instead of buffering the test output into a StringIO, patch it on
the fly by wrapping sys.stdout's write method.  This can be
done unconditionally, even if using -d, which makes execute_unittest
a bit simpler.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Tested-by: Emanuele Giuseppe Esposito <eesposit@redhat.com>
Message-Id: <20210323181928.311862-2-pbonzini@redhat.com>
Message-Id: <20210503110110.476887-2-pbonzini@redhat.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
2021-05-14 16:14:10 +02:00
Vladimir Sementsov-Ogievskiy
9c785cd714 mirror: stop cancelling in-flight requests on non-force cancel in READY
If mirror is READY than cancel operation is not discarding the whole
result of the operation, but instead it's a documented way get a
point-in-time snapshot of source disk.

So, we should not cancel any requests if mirror is READ and
force=false. Let's fix that case.

Note, that bug that we have before this commit is not critical, as the
only .bdrv_cancel_in_flight implementation is nbd_cancel_in_flight()
and it cancels only requests waiting for reconnection, so it should be
rare case.

Fixes: 521ff8b779
Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <20210421075858.40197-1-vsementsov@virtuozzo.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
2021-05-14 16:14:10 +02:00
Connor Kuehl
2b99cfce08 block/rbd: Add an escape-aware strchr helper
Sometimes the parser needs to further split a token it has collected
from the token input stream. Right now, it does a cursory check to see
if the relevant characters appear in the token to determine if it should
break it down further.

However, qemu_rbd_next_tok() will escape characters as it removes tokens
from the token stream and plain strchr() won't. This can make the
initial strchr() check slightly misleading since it implies
qemu_rbd_next_tok() will find the token and split on it, except the
reality is that qemu_rbd_next_tok() will pass over it if it is escaped.

Use a custom strchr to avoid mixing escaped and unescaped string
operations. Furthermore, this code is identical to how
qemu_rbd_next_tok() seeks its next token, so incorporate this custom
strchr into the body of that function to reduce duplication.

Reported-by: Han Han <hhan@redhat.com>
Fixes: https://bugzilla.redhat.com/1873913
Signed-off-by: Connor Kuehl <ckuehl@redhat.com>
Message-Id: <20210421212343.85524-3-ckuehl@redhat.com>
Reviewed-by: Stefano Garzarella <sgarzare@redhat.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
2021-05-14 16:14:10 +02:00
Connor Kuehl
f7afa7daa0 iotests/231: Update expected deprecation message
The deprecation message in the expected output has technically been
wrong since the wrong version of a patch was applied to it. Because of
this, the test fails. Correct the expected output so that it passes.

Signed-off-by: Connor Kuehl <ckuehl@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Stefano Garzarella <sgarzare@redhat.com>
Message-Id: <20210421212343.85524-2-ckuehl@redhat.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
2021-05-14 16:14:10 +02:00
Marc-André Lureau
73e6aec652 sphinx: adopt kernel readthedoc theme
The default "alabaster" sphinx theme has a couple shortcomings:
- the navbar moves along the page
- the search bar is not always at the same place
- it lacks some contrast and colours

The "rtd" theme from readthedocs.org is a popular third party theme used
notably by the kernel, with a custom style sheet. I like it better,
perhaps others do too. It also simplifies the "Edit on Gitlab" links.

Tweak a bit the custom theme to match qemu.org style, use the
QEMU logo, and favicon etc.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Tested-by: Bin Meng <bmeng.cn@gmail.com>
Message-Id: <20210323115328.4146052-1-marcandre.lureau@redhat.com>
Reviewed-by: John Snow <jsnow@redhat.com>
2021-05-14 15:05:03 +04:00
Peter Maydell
96662996ed Migration pull 2021-05-13
Fix of the 2021-05-11 version, with a fix to build on the armhf
 cross.
 
 The largest change in this set is David's changes for ram block size
 changing; then there's a pile of other cleanups and fixes.
 
 Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
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Merge remote-tracking branch 'remotes/dgilbert/tags/pull-migration-20210513a' into staging

Migration pull 2021-05-13

Fix of the 2021-05-11 version, with a fix to build on the armhf
cross.

The largest change in this set is David's changes for ram block size
changing; then there's a pile of other cleanups and fixes.

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>

# gpg: Signature made Thu 13 May 2021 18:36:06 BST
# gpg:                using RSA key 45F5C71B4A0CB7FB977A9FA90516331EBC5BFDE7
# gpg: Good signature from "Dr. David Alan Gilbert (RH2) <dgilbert@redhat.com>" [full]
# Primary key fingerprint: 45F5 C71B 4A0C B7FB 977A  9FA9 0516 331E BC5B FDE7

* remotes/dgilbert/tags/pull-migration-20210513a:
  tests/migration: introduce multifd into guestperf
  tests/qtest/migration-test: Use g_autofree to avoid leaks on error paths
  tests/migration-test: Fix "true" vs true
  migration/ram: Use offset_in_ramblock() in range checks
  migration/multifd: Print used_length of memory block
  migration/ram: Handle RAM block resizes during postcopy
  migration/ram: Simplify host page handling in ram_load_postcopy()
  migration/ram: Discard RAM when growing RAM blocks after ram_postcopy_incoming_init()
  exec: Relax range check in ram_block_discard_range()
  migration/ram: Handle RAM block resizes during precopy
  numa: Make all callbacks of ram block notifiers optional
  numa: Teach ram block notifiers about resizeable ram blocks
  util: vfio-helpers: Factor out and fix processing of existing ram blocks
  migration: Drop redundant query-migrate result @blocked
  migration/ram: Optimize ram_save_host_page()
  migration/ram: Reduce unnecessary rate limiting
  migrate/ram: remove "ram_bulk_stage" and "fpo_enabled"

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-14 12:03:47 +01:00
Peter Maydell
2ed765fdee tests/qtest/migration-test: Use g_autofree to avoid leaks on error paths
Coverity notices that several places in the migration-test code fail
to free memory in error-exit paths.  This is pretty unimportant in
test case code, but we can avoid having to manually free the memory
entirely by using g_autofree.

The places where Coverity spotted a leak were relating to early exits
not freeing 'uri' in test_precopy_unix(), do_test_validate_uuid(),
migrate_postcopy_prepare() and test_migrate_auto_converge().  This
patch converts all the string-allocation in the test code to
g_autofree for consistency.

Fixes: Coverity CID 1432313, 1432315, 1432352, 1432364
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <20210506185819.9010-1-peter.maydell@linaro.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2021-05-14 12:37:00 +02:00
Peter Maydell
bfaa3b05a9 tests: Avoid side effects inside g_assert() arguments
For us, assertions are always enabled, but side-effect expressions
inside the argument to g_assert() are bad style anyway. Fix three
occurrences in IPMI related tests, which will silence some Coverity
nits.

Fixes: CID 1432322, CID 1432287, CID 1432291
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210503165525.26221-4-peter.maydell@linaro.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2021-05-14 12:28:01 +02:00
Peter Maydell
6c054176db tests/qtest/rtc-test: Remove pointless NULL check
In rtc-test.c we know that s is non-NULL because qtest_start()
will return a non-NULL value, and we assume this when we
pass s to qtest_irq_intercept_in(). So we can drop the
initial assignment of NULL and the "if (s)" condition at
the end of the function.

Fixes: Coverity CID 1432353
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210503165525.26221-3-peter.maydell@linaro.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2021-05-14 12:28:01 +02:00
Peter Maydell
e7b13acdf2 tests/qtest/tpm-util.c: Free memory with correct free function
tpm_util_migration_start_qemu() allocates memory with g_strdup_printf()
but frees it with free() rather than g_free(), which provokes Coverity
complaints (CID 1432379, 1432350). Use the correct free function.

Fixes: Coverity CID 1432379, CID 1432350
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Stefan Berger <stefanb@linux.ibm.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210503165525.26221-2-peter.maydell@linaro.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2021-05-14 12:28:01 +02:00
Dr. David Alan Gilbert
3a46f81676 tests/migration-test: Fix "true" vs true
Accidental use of "true" as a boolean; spotted by coverity
and Peter.

Fixes: b99784ef6c
Fixes: d795f47466
Reported-by: Peter Maydell <peter.maydell@linaro.org>
Reported-by: Coverity (CID 1432373, 1432292, 1432288)
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20210504100545.112213-1-dgilbert@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2021-05-14 12:28:01 +02:00
Peter Maydell
302585450c tests/qtest/npcm7xx_pwm-test.c: Avoid g_assert_true() for non-test assertions
In the glib API, the distinction between g_assert() and
g_assert_true() is that the former is for "bug, terminate the
application" and the latter is for "test check, on failure either
terminate or just mark the testcase as failed".  For QEMU, g_assert()
is always fatal, so code can assume that if the assertion fails
execution does not proceed, but this is not true of g_assert_true().

In npcm7xx_pwm-test, the pwm_index() and pwm_module_index() functions
include some assertions that are just guarding against possible bugs
in the test code that might lead us to out-of-bounds array accesses.
These should use g_assert() because they aren't part of what the test
is testing and the code does not correctly handle the case where the
condition was false.

This fixes some Coverity issues where Coverity knows that
g_assert_true() can continue when the condition is false and
complains about the possible array overrun at various callsites.

Fixes: Coverity CID 1442340, 1442341, 1442343, 1442344, 1442345, 1442346
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Hao Wu <wuhaotsh@google.com>
Reviewed-by: Havard Skinnemoen <hskinnemoen@google.com>
Message-Id: <20210505135516.21097-1-peter.maydell@linaro.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2021-05-14 12:28:01 +02:00
Peter Maydell
423dbce5a2 tests/qtest/ahci-test.c: Calculate iso_size with 64-bit arithmetic
Coverity notes that when calculating the 64-bit iso_size value in
ahci_test_cdrom() we actually only do it with 32-bit arithmetic.
This doesn't matter for the current test code because nsectors is
always small; but adding the cast avoids the coverity complaints.

Fixes: Coverity CID 1432343
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: John Snow <jsnow@redhat.com>
Message-Id: <20210506194358.3925-1-peter.maydell@linaro.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2021-05-14 12:28:01 +02:00
Stefan Hajnoczi
20868330a9 libqtest: refuse QTEST_QEMU_BINARY=qemu-kvm
Some downstreams rename the QEMU binary to "qemu-kvm". This breaks
qtest_get_arch(), which attempts to parse the target architecture from
the QTEST_QEMU_BINARY environment variable.

Print an error instead of returning the architecture "kvm". Things fail
in weird ways when the architecture string is bogus.

Arguably qtests should always be run in a build directory instead of
against an installed QEMU. In any case, printing a clear error when this
happens is helpful.

Since this is an error that is triggered by the user and not a test
failure, use exit(1) instead of abort(). Change the existing abort()
call in qtest_get_arch() to exit(1) too for the same reason and to be
consistent.

Reported-by: Qin Wang <qinwang@rehdat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Emanuele Giuseppe Esposito <eesposit@redhat.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Cc: Emanuele Giuseppe Esposito <eesposit@redhat.com>
Message-Id: <20210412143050.725918-1-stefanha@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2021-05-14 12:28:01 +02:00
Stefan Hajnoczi
f62215298a libqos/qgraph: fix "UNAVAILBLE" typo
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-Id: <20210412143437.727560-2-stefanha@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2021-05-14 12:28:01 +02:00
Thomas Huth
5a487950f9 tests/docker/dockerfiles: Add ccache to containers where it was missing
Make sure that ccache is available in all containers.

Message-Id: <20210414081907.871437-2-thuth@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2021-05-14 12:24:20 +02:00
Hyman
1c3baa1ac4 tests/migration: introduce multifd into guestperf
Guestperf tool does not cover the multifd-enabled migration
currently, it is worth supporting so that developers can
analysis the migration performance with all kinds of
migration.

To request that multifd is enabled, with 4 channels:
$ ./tests/migration/guestperf.py \
    --multifd --multifd-channels 4 --output output.json

To run the entire standardized set of multifd-enabled
comparisons, with unix migration:
$ ./tests/migration/guestperf-batch.py \
    --dst-host localhost --transport unix \
    --filter compr-multifd* --output outputdir

Signed-off-by: Hyman Huang(黄勇) <huangy81@chinatelecom.cn>
Message-Id: <cfeeb04d17ad932c42a9871294058b77429ad1b7.1616171924.git.huangy81@chinatelecom.cn>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
2021-05-13 18:21:14 +01:00
Peter Maydell
ff7b9b56cd tests/qtest/migration-test: Use g_autofree to avoid leaks on error paths
Coverity notices that several places in the migration-test code fail
to free memory in error-exit paths.  This is pretty unimportant in
test case code, but we can avoid having to manually free the memory
entirely by using g_autofree.

The places where Coverity spotted a leak were relating to early exits
not freeing 'uri' in test_precopy_unix(), do_test_validate_uuid(),
migrate_postcopy_prepare() and test_migrate_auto_converge().  This
patch converts all the string-allocation in the test code to
g_autofree for consistency.

Fixes: Coverity CID 1432313, 1432315, 1432352, 1432364
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-Id: <20210506185819.9010-1-peter.maydell@linaro.org>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
2021-05-13 18:21:14 +01:00
Dr. David Alan Gilbert
a1209bb710 tests/migration-test: Fix "true" vs true
Accidental use of "true" as a boolean; spotted by coverity
and Peter.

Fixes: b99784ef6c
Fixes: d795f47466
Reported-by: Peter Maydell <peter.maydell@linaro.org>
Reported-by: Coverity (CID 1432373, 1432292, 1432288)
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <20210504100545.112213-1-dgilbert@redhat.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
2021-05-13 18:21:14 +01:00
Markus Armbruster
4369223902 Drop the deprecated unicore32 target
Target unicore32 was deprecated in commit 8e4ff4a8d2, v5.2.0.  See
there for rationale.

Cc: Guan Xuetao <gxt@mprc.pku.edu.cn>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20210503084034.3804963-3-armbru@redhat.com>
Acked-by: Thomas Huth <thuth@redhat.com>
2021-05-12 18:20:52 +02:00
Markus Armbruster
9d49bcf699 Drop the deprecated lm32 target
Target lm32 was deprecated in commit d849800512, v5.2.0.  See there
for rationale.

Some of its code lives on in device models derived from milkymist
ones: hw/char/digic-uart.c and hw/display/bcm2835_fb.c.

Cc: Michael Walle <michael@walle.cc>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20210503084034.3804963-2-armbru@redhat.com>
Acked-by: Michael Walle <michael@walle.cc>
[Trivial conflicts resolved, reST markup fixed]
2021-05-12 18:20:25 +02:00
Markus Armbruster
09ec85176e block: Drop the sheepdog block driver
It was deprecated in commit e1c4269763, v5.2.0.  See that commit
message for rationale.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20210501075747.3293186-1-armbru@redhat.com>
ACKed-by: Peter Krempa <pkrempa@redhat.com>
2021-05-12 17:42:23 +02:00
Thomas Huth
875bb7e35b Remove the deprecated moxie target
There are no known users of this CPU anymore, and there are no
binaries available online which could be used for regression tests,
so the code has likely completely bit-rotten already. It's been
marked as deprecated since two releases now and nobody spoke up
that there is still a need to keep it, thus let's remove it now.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20210430160355.698194-1-thuth@redhat.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
[Commit message typos fixed, trivial conflicts resolved]
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2021-05-12 17:42:23 +02:00
Peter Maydell
d45a5270d0 Trivial patches pull request 20210503
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Merge remote-tracking branch 'remotes/vivier2/tags/trivial-branch-for-6.1-pull-request' into staging

Trivial patches pull request 20210503

# gpg: Signature made Mon 03 May 2021 09:34:56 BST
# gpg:                using RSA key CD2F75DDC8E3A4DC2E4F5173F30C38BD3F2FBE3C
# gpg:                issuer "laurent@vivier.eu"
# gpg: Good signature from "Laurent Vivier <lvivier@redhat.com>" [full]
# gpg:                 aka "Laurent Vivier <laurent@vivier.eu>" [full]
# gpg:                 aka "Laurent Vivier (Red Hat) <lvivier@redhat.com>" [full]
# Primary key fingerprint: CD2F 75DD C8E3 A4DC 2E4F  5173 F30C 38BD 3F2F BE3C

* remotes/vivier2/tags/trivial-branch-for-6.1-pull-request: (23 commits)
  hw/rx/rx-gdbsim: Do not accept invalid memory size
  docs: More precisely describe memory-backend-*::id's user
  scripts: fix generation update-binfmts templates
  docs/system: Document the removal of "compat" property for POWER CPUs
  mc146818rtc: put it into the 'misc' category
  Do not include exec/address-spaces.h if it's not really necessary
  Do not include cpu.h if it's not really necessary
  Do not include hw/boards.h if it's not really necessary
  Do not include sysemu/sysemu.h if it's not really necessary
  hw: Do not include qemu/log.h if it is not necessary
  hw: Do not include hw/irq.h if it is not necessary
  hw: Do not include hw/sysbus.h if it is not necessary
  hw: Remove superfluous includes of hw/hw.h
  ui: Fix memory leak in qemu_xkeymap_mapping_table()
  hw/usb: Constify VMStateDescription
  hw/display/qxl: Constify VMStateDescription
  hw/arm: Constify VMStateDescription
  vmstate: Constify some VMStateDescriptions
  Fix typo in CFI build documentation
  hw/pcmcia: Do not register PCMCIA type if not required
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-05 13:52:00 +01:00
Peter Maydell
87c6cef605 Aspeed patches :
* Fixes for the DMA space
 * New model for ASPEED's Hash and Crypto Engine (Joel and Klaus)
 * Acceptance tests (Joel)
 * A fix for the XDMA  model
 * Some extra features for the SMC controller.
 * Two new boards : rainier-bmc and quanta-q7l1-bmc (Patrick)
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Merge remote-tracking branch 'remotes/legoater/tags/pull-aspeed-20210503' into staging

Aspeed patches :

* Fixes for the DMA space
* New model for ASPEED's Hash and Crypto Engine (Joel and Klaus)
* Acceptance tests (Joel)
* A fix for the XDMA  model
* Some extra features for the SMC controller.
* Two new boards : rainier-bmc and quanta-q7l1-bmc (Patrick)

# gpg: Signature made Mon 03 May 2021 06:23:36 BST
# gpg:                using RSA key A0F66548F04895EBFE6B0B6051A343C7CFFBECA1
# gpg: Good signature from "Cédric Le Goater <clg@kaod.org>" [undefined]
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: A0F6 6548 F048 95EB FE6B  0B60 51A3 43C7 CFFB ECA1

* remotes/legoater/tags/pull-aspeed-20210503:
  aspeed: Add support for the quanta-q7l1-bmc board
  hw/block: m25p80: Add support for mt25ql02g and mt25qu02g
  aspeed: Add support for the rainier-bmc board
  aspeed: Deprecate the swift-bmc machine
  tests/qtest: Rename m25p80 test in aspeed_smc test
  aspeed/smc: Add extra controls to request DMA
  aspeed/smc: Add a 'features' attribute to the object class
  hw/misc/aspeed_xdma: Add AST2600 support
  tests/acceptance: Test ast2600 machine
  tests/acceptance: Test ast2400 and ast2500 machines
  tests/qtest: Add test for Aspeed HACE
  aspeed: Integrate HACE
  hw: Model ASPEED's Hash and Crypto Engine
  hw/arm/aspeed: Do not sysbus-map mmio flash region directly, use alias
  aspeed/i2c: Rename DMA address space
  aspeed/i2c: Fix DMA address mask
  aspeed/smc: Remove unused "sdram-base" property
  aspeed/smc: Use the RAM memory region for DMAs

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-04 17:05:53 +01:00
Thomas Huth
ee86213aa3 Do not include exec/address-spaces.h if it's not really necessary
Stop including exec/address-spaces.h in files that don't need it.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20210416171314.2074665-5-thuth@redhat.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2021-05-02 17:24:51 +02:00
Thomas Huth
4c386f8064 Do not include sysemu/sysemu.h if it's not really necessary
Stop including sysemu/sysemu.h in files that don't need it.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20210416171314.2074665-2-thuth@redhat.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2021-05-02 17:24:50 +02:00
Peter Maydell
15106f7dc3 Minor cleanups.
Finish the rest of the hexagon integer instructions.
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 lFTWW7MUxJgrf4yQ7XwfrU6+VSMhstnSFDVqUaNkJnBnaEzhkEWPpHLiNUJWAUqo
 E14s+QoEO4kdPFO2OqwH5TrARh+IzDjABTWDIOEpGIPGetlOQRcnx+vFyS+n3S6T
 XVNedQ==
 =t+/4
 -----END PGP SIGNATURE-----

Merge remote-tracking branch 'remotes/rth-gitlab/tags/pull-hex-20210502' into staging

Minor cleanups.
Finish the rest of the hexagon integer instructions.

# gpg: Signature made Sun 02 May 2021 15:38:17 BST
# gpg:                using RSA key 7A481E78868B4DB6A85A05C064DF38E8AF7E215F
# gpg:                issuer "richard.henderson@linaro.org"
# gpg: Good signature from "Richard Henderson <richard.henderson@linaro.org>" [full]
# Primary key fingerprint: 7A48 1E78 868B 4DB6 A85A  05C0 64DF 38E8 AF7E 215F

* remotes/rth-gitlab/tags/pull-hex-20210502: (31 commits)
  Hexagon (target/hexagon) CABAC decode bin
  Hexagon (target/hexagon) load into shifted register instructions
  Hexagon (target/hexagon) load and unpack bytes instructions
  Hexagon (target/hexagon) bit reverse (brev) addressing
  Hexagon (target/hexagon) circular addressing
  Hexagon (target/hexagon) add A4_addp_c/A4_subp_c
  Hexagon (target/hexagon) add A6_vminub_RdP
  Hexagon (target/hexagon) add A5_ACS (vacsh)
  Hexagon (target/hexagon) add F2_sfinvsqrta
  Hexagon (target/hexagon) add F2_sfrecipa instruction
  Hexagon (target/hexagon) compile all debug code
  Hexagon (target/hexagon) move QEMU_GENERATE to only be on during macros.h
  Hexagon (target/hexagon) cleanup reg_field_info definition
  Hexagon (target/hexagon) cleanup ternary operators in semantics
  Hexagon (target/hexagon) use softfloat for float-to-int conversions
  Hexagon (target/hexagon) replace float32_mul_pow2 with float32_scalbn
  Hexagon (target/hexagon) use softfloat default NaN and tininess
  Hexagon (target/hexagon) change type of softfloat_roundingmodes
  Hexagon (target/hexagon) remove unused carry_from_add64 function
  Hexagon (target/hexagon) change variables from int to bool when appropriate
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-05-02 16:23:05 +01:00
Taylor Simpson
e628c0156b Hexagon (target/hexagon) CABAC decode bin
The following instruction is added
    S2_cabacdecbin            Rdd32=decbin(Rss32,Rtt32)

Test cases added to tests/tcg/hexagon/misc.c

Signed-off-by: Taylor Simpson <tsimpson@quicinc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <1617930474-31979-27-git-send-email-tsimpson@quicinc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2021-05-01 16:06:11 -07:00
Taylor Simpson
7aa9ffab79 Hexagon (target/hexagon) load into shifted register instructions
The following instructions are added
    L2_loadalignb_io          Ryy32 = memb_fifo(Rs32+#s11:1)
    L2_loadalignh_io          Ryy32 = memh_fifo(Rs32+#s11:1)
    L4_loadalignb_ur          Ryy32 = memb_fifo(Rt32<<#u2+#U6)
    L4_loadalignh_ur          Ryy32 = memh_fifo(Rt32<<#u2+#U6)
    L4_loadalignb_ap          Ryy32 = memb_fifo(Re32=#U6)
    L4_loadalignh_ap          Ryy32 = memh_fifo(Re32=#U6)
    L2_loadalignb_pr          Ryy32 = memb_fifo(Rx32++Mu2)
    L2_loadalignh_pr          Ryy32 = memh_fifo(Rx32++Mu2)
    L2_loadalignb_pbr         Ryy32 = memb_fifo(Rx32++Mu2:brev)
    L2_loadalignh_pbr         Ryy32 = memh_fifo(Rx32++Mu2:brev)
    L2_loadalignb_pi          Ryy32 = memb_fifo(Rx32++#s4:1)
    L2_loadalignh_pi          Ryy32 = memh_fifo(Rx32++#s4:1)
    L2_loadalignb_pci         Ryy32 = memb_fifo(Rx32++#s4:1:circ(Mu2))
    L2_loadalignh_pci         Ryy32 = memh_fifo(Rx32++#s4:1:circ(Mu2))
    L2_loadalignb_pcr         Ryy32 = memb_fifo(Rx32++I:circ(Mu2))
    L2_loadalignh_pcr         Ryy32 = memh_fifo(Rx32++I:circ(Mu2))

Test cases in tests/tcg/hexagon/load_align.c

Signed-off-by: Taylor Simpson <tsimpson@quicinc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <1617930474-31979-26-git-send-email-tsimpson@quicinc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2021-05-01 16:06:11 -07:00
Taylor Simpson
0d0b91a804 Hexagon (target/hexagon) load and unpack bytes instructions
The following instructions are added
    L2_loadbzw2_io          Rd32 = memubh(Rs32+#s11:1)
    L2_loadbzw4_io          Rdd32 = memubh(Rs32+#s11:1)
    L2_loadbsw2_io          Rd32 = membh(Rs32+#s11:1)
    L2_loadbsw4_io          Rdd32 = membh(Rs32+#s11:1)

    L4_loadbzw2_ur          Rd32 = memubh(Rt32<<#u2+#U6)
    L4_loadbzw4_ur          Rdd32 = memubh(Rt32<<#u2+#U6)
    L4_loadbsw2_ur          Rd32 = membh(Rt32<<#u2+#U6)
    L4_loadbsw4_ur          Rdd32 = membh(Rt32<<#u2+#U6)

    L4_loadbzw2_ap          Rd32 = memubh(Re32=#U6)
    L4_loadbzw4_ap          Rdd32 = memubh(Re32=#U6)
    L4_loadbsw2_ap          Rd32 = membh(Re32=#U6)
    L4_loadbsw4_ap          Rdd32 = membh(Re32=#U6)

    L2_loadbzw2_pr          Rd32 = memubh(Rx32++Mu2)
    L2_loadbzw4_pr          Rdd32 = memubh(Rx32++Mu2)
    L2_loadbsw2_pr          Rd32 = membh(Rx32++Mu2)
    L2_loadbsw4_pr          Rdd32 = membh(Rx32++Mu2)

    L2_loadbzw2_pbr         Rd32 = memubh(Rx32++Mu2:brev)
    L2_loadbzw4_pbr         Rdd32 = memubh(Rx32++Mu2:brev)
    L2_loadbsw2_pbr         Rd32 = membh(Rx32++Mu2:brev)
    L2_loadbsw4_pbr         Rdd32 = membh(Rx32++Mu2:brev)

    L2_loadbzw2_pi          Rd32 = memubh(Rx32++#s4:1)
    L2_loadbzw4_pi          Rdd32 = memubh(Rx32++#s4:1)
    L2_loadbsw2_pi          Rd32 = membh(Rx32++#s4:1)
    L2_loadbsw4_pi          Rdd32 = membh(Rx32++#s4:1)

    L2_loadbzw2_pci         Rd32 = memubh(Rx32++#s4:1:circ(Mu2))
    L2_loadbzw4_pci         Rdd32 = memubh(Rx32++#s4:1:circ(Mu2))
    L2_loadbsw2_pci         Rd32 = membh(Rx32++#s4:1:circ(Mu2))
    L2_loadbsw4_pci         Rdd32 = membh(Rx32++#s4:1:circ(Mu2))

    L2_loadbzw2_pcr         Rd32 = memubh(Rx32++I:circ(Mu2))
    L2_loadbzw4_pcr         Rdd32 = memubh(Rx32++I:circ(Mu2))
    L2_loadbsw2_pcr         Rd32 = membh(Rx32++I:circ(Mu2))
    L2_loadbsw4_pcr         Rdd32 = membh(Rx32++I:circ(Mu2))

Test cases in tests/tcg/hexagon/load_unpack.c

Signed-off-by: Taylor Simpson <tsimpson@quicinc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <1617930474-31979-25-git-send-email-tsimpson@quicinc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2021-05-01 16:06:09 -07:00
Taylor Simpson
af7f182127 Hexagon (target/hexagon) bit reverse (brev) addressing
The following instructions are added
    L2_loadrub_pbr          Rd32 = memub(Rx32++Mu2:brev)
    L2_loadrb_pbr           Rd32 = memb(Rx32++Mu2:brev)
    L2_loadruh_pbr          Rd32 = memuh(Rx32++Mu2:brev)
    L2_loadrh_pbr           Rd32 = memh(Rx32++Mu2:brev)
    L2_loadri_pbr           Rd32 = memw(Rx32++Mu2:brev)
    L2_loadrd_pbr           Rdd32 = memd(Rx32++Mu2:brev)
    S2_storerb_pbr          memb(Rx32++Mu2:brev).=.Rt32
    S2_storerh_pbr          memh(Rx32++Mu2:brev).=.Rt32
    S2_storerf_pbr          memh(Rx32++Mu2:brev).=.Rt.H32
    S2_storeri_pbr          memw(Rx32++Mu2:brev).=.Rt32
    S2_storerd_pbr          memd(Rx32++Mu2:brev).=.Rt32
    S2_storerinew_pbr       memw(Rx32++Mu2:brev).=.Nt8.new
    S2_storerbnew_pbr       memw(Rx32++Mu2:brev).=.Nt8.new
    S2_storerhnew_pbr       memw(Rx32++Mu2:brev).=.Nt8.new

Test cases in tests/tcg/hexagon/brev.c

Signed-off-by: Taylor Simpson <tsimpson@quicinc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <1617930474-31979-24-git-send-email-tsimpson@quicinc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2021-05-01 16:03:10 -07:00
Taylor Simpson
46ef47e2a7 Hexagon (target/hexagon) circular addressing
The following instructions are added
    L2_loadrub_pci          Rd32 = memub(Rx32++#s4:0:circ(Mu2))
    L2_loadrb_pci           Rd32 = memb(Rx32++#s4:0:circ(Mu2))
    L2_loadruh_pci          Rd32 = memuh(Rx32++#s4:1:circ(Mu2))
    L2_loadrh_pci           Rd32 = memh(Rx32++#s4:1:circ(Mu2))
    L2_loadri_pci           Rd32 = memw(Rx32++#s4:2:circ(Mu2))
    L2_loadrd_pci           Rdd32 = memd(Rx32++#s4:3:circ(Mu2))
    S2_storerb_pci          memb(Rx32++#s4:0:circ(Mu2)) = Rt32
    S2_storerh_pci          memh(Rx32++#s4:1:circ(Mu2)) = Rt32
    S2_storerf_pci          memh(Rx32++#s4:1:circ(Mu2)) = Rt.H32
    S2_storeri_pci          memw(Rx32++#s4:2:circ(Mu2)) = Rt32
    S2_storerd_pci          memd(Rx32++#s4:3:circ(Mu2)) = Rtt32
    S2_storerbnew_pci       memb(Rx32++#s4:0:circ(Mu2)) = Nt8.new
    S2_storerhnew_pci       memw(Rx32++#s4:1:circ(Mu2)) = Nt8.new
    S2_storerinew_pci       memw(Rx32++#s4:2:circ(Mu2)) = Nt8.new
    L2_loadrub_pcr          Rd32 = memub(Rx32++I:circ(Mu2))
    L2_loadrb_pcr           Rd32 = memb(Rx32++I:circ(Mu2))
    L2_loadruh_pcr          Rd32 = memuh(Rx32++I:circ(Mu2))
    L2_loadrh_pcr           Rd32 = memh(Rx32++I:circ(Mu2))
    L2_loadri_pcr           Rd32 = memw(Rx32++I:circ(Mu2))
    L2_loadrd_pcr           Rdd32 = memd(Rx32++I:circ(Mu2))
    S2_storerb_pcr          memb(Rx32++I:circ(Mu2)) = Rt32
    S2_storerh_pcr          memh(Rx32++I:circ(Mu2)) = Rt32
    S2_storerf_pcr          memh(Rx32++I:circ(Mu2)) = Rt32.H32
    S2_storeri_pcr          memw(Rx32++I:circ(Mu2)) = Rt32
    S2_storerd_pcr          memd(Rx32++I:circ(Mu2)) = Rtt32
    S2_storerbnew_pcr       memb(Rx32++I:circ(Mu2)) = Nt8.new
    S2_storerhnew_pcr       memh(Rx32++I:circ(Mu2)) = Nt8.new
    S2_storerinew_pcr       memw(Rx32++I:circ(Mu2)) = Nt8.new

Test cases in tests/tcg/hexagon/circ.c

Signed-off-by: Taylor Simpson <tsimpson@quicinc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <1617930474-31979-23-git-send-email-tsimpson@quicinc.com>
[rth: Squash <1619667142-29636-1-git-send-email-tsimpson@quicinc.com>
removing gen_read_reg and gen_set_byte to avoid clang Werror.]
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2021-05-01 16:01:39 -07:00
Richard Henderson
af93ccacc7 decodetree: Extend argument set syntax to allow types
Rather than force all structure members to be 'int',
allow the type of the member to be specified.

Reviewed-by: Luis Pires <luis.pires@eldorado.org.br>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2021-05-01 11:45:35 -07:00
Taylor Simpson
57d352ac29 Hexagon (target/hexagon) add A4_addp_c/A4_subp_c
Rdd32 = add(Rss32, Rtt32, Px4):carry
    Add with carry
Rdd32 = sub(Rss32, Rtt32, Px4):carry
    Sub with carry

Test cases in tests/tcg/hexagon/multi_result.c

Signed-off-by: Taylor Simpson <tsimpson@quicinc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <1617930474-31979-22-git-send-email-tsimpson@quicinc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2021-05-01 08:31:43 -07:00
Taylor Simpson
0a65d28693 Hexagon (target/hexagon) add A6_vminub_RdP
Rdd32,Pe4 = vminub(Rtt32, Rss32)
    Vector min of bytes

Test cases in tests/tcg/hexagon/multi_result.c

Signed-off-by: Taylor Simpson <tsimpson@quicinc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <1617930474-31979-21-git-send-email-tsimpson@quicinc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2021-05-01 08:31:43 -07:00
Taylor Simpson
da74cd2dce Hexagon (target/hexagon) add A5_ACS (vacsh)
Rxx32,Pe4 = vacsh(Rss32, Rtt32)
    Add compare and select elements of two vectors

Test cases in tests/tcg/hexagon/multi_result.c

Signed-off-by: Taylor Simpson <tsimpson@quicinc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <1617930474-31979-20-git-send-email-tsimpson@quicinc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2021-05-01 08:31:43 -07:00
Taylor Simpson
dd8705bdf5 Hexagon (target/hexagon) add F2_sfinvsqrta
Rd32,Pe4 = sfinvsqrta(Rs32)
    Square root approx

The helper packs the 2 32-bit results into a 64-bit value,
and the fGEN_TCG override unpacks them into the proper results.

Test cases in tests/tcg/hexagon/multi_result.c
FP exception tests added to tests/tcg/hexagon/fpstuff.c

Signed-off-by: Taylor Simpson <tsimpson@quicinc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <1617930474-31979-19-git-send-email-tsimpson@quicinc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2021-05-01 08:31:43 -07:00
Taylor Simpson
d934c16d8a Hexagon (target/hexagon) add F2_sfrecipa instruction
Rd32,Pe4 = sfrecipa(Rs32, Rt32)
    Recripocal approx

Test cases in tests/tcg/hexagon/multi_result.c
FP exception tests added to tests/tcg/hexagon/fpstuff.c

Signed-off-by: Taylor Simpson <tsimpson@quicinc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <1617930474-31979-18-git-send-email-tsimpson@quicinc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2021-05-01 08:31:43 -07:00
Taylor Simpson
b3f37abdd3 Hexagon (target/hexagon) use softfloat for float-to-int conversions
Use the proper return for helpers that convert to unsigned
Remove target/hexagon/conv_emu.[ch]

Suggested-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Taylor Simpson <tsimpson@quicinc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <1617930474-31979-13-git-send-email-tsimpson@quicinc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2021-05-01 08:31:43 -07:00
Taylor Simpson
6c677c60ae Hexagon (target/hexagon) decide if pred has been written at TCG gen time
Multiple writes to the same preg are and'ed together.  Rather than
generating a runtime check, we can determine at TCG generation time
if the predicate has previously been written in the packet.

Test added to tests/tcg/hexagon/misc.c

Suggested-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Taylor Simpson <tsimpson@quicinc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <1617930474-31979-7-git-send-email-tsimpson@quicinc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2021-05-01 08:31:43 -07:00
Cédric Le Goater
5fde7f10c0 tests/qtest: Rename m25p80 test in aspeed_smc test
The m25p80 test depends on the Aspeed SMC controller to test our
SPI-NOR flash support. Reflect this dependency by changing the name.

Signed-off-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Joel Stanley <joel@jms.id.au>
Message-Id: <20210407171637.777743-17-clg@kaod.org>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
2021-05-01 10:03:52 +02:00
Joel Stanley
224f010ba8 tests/acceptance: Test ast2600 machine
This tests a Debian multi-soc arm32 Linux kernel on the AST2600 based
Tacoma BMC machine.

There is no root file system so the test terminates when boot reaches
the stage where it attempts and fails to mount something.

Cc: Cleber Rosa <crosa@redhat.com>
Cc: Wainer dos Santos Moschetta <wainersm@redhat.com>
Signed-off-by: Joel Stanley <joel@jms.id.au>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Tested-by: Cédric Le Goater <clg@kaod.org>
[ clg : - removed comment
        - removed ending self.vm.shutdown() ]
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <20210304123951.163411-3-joel@jms.id.au>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Message-Id: <20210407171637.777743-13-clg@kaod.org>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
2021-05-01 10:03:51 +02:00
Joel Stanley
a3a178c663 tests/acceptance: Test ast2400 and ast2500 machines
Test MTD images from the OpenBMC project on AST2400 and AST2500 SoCs
from ASPEED, by booting Palmetto and Romulus BMC machines.

The images are fetched from OpenBMC's release directory on github.

Cc: Cleber Rosa <crosa@redhat.com>
Cc: Wainer dos Santos Moschetta <wainersm@redhat.com>
Co-developed-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Tested-by: Cédric Le Goater <clg@kaod.org>
Signed-off-by: Joel Stanley <joel@jms.id.au>
Reviewed-by: Cleber Rosa <crosa@redhat.com>
Tested-by: Cleber Rosa <crosa@redhat.com>
[ clg : - removed comment
        - removed ending self.vm.shutdown() ]
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <20210304123951.163411-2-joel@jms.id.au>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Message-Id: <20210407171637.777743-12-clg@kaod.org>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
2021-05-01 10:03:51 +02:00
Joel Stanley
666099520a tests/qtest: Add test for Aspeed HACE
This adds a test for the Aspeed Hash and Crypto (HACE) engine. It tests
the currently implemented behavior of the hash functionality.

The tests are similar, but are cut/pasted instead of broken out into a
common function so the assert machinery produces useful output when a
test fails.

Co-developed-by: Cédric Le Goater <clg@kaod.org>
Co-developed-by: Klaus Heinrich Kiwi <klaus@linux.vnet.ibm.com>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Klaus Heinrich Kiwi <klaus@linux.vnet.ibm.com>
Acked-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Joel Stanley <joel@jms.id.au>
Message-Id: <20210409000253.1475587-4-joel@jms.id.au>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
2021-05-01 10:03:51 +02:00
Peter Maydell
8f860d2633 QAPI patches patches for 2021-04-30
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 -----END PGP SIGNATURE-----

Merge remote-tracking branch 'remotes/armbru/tags/pull-qapi-2021-04-30' into staging

QAPI patches patches for 2021-04-30

# gpg: Signature made Fri 30 Apr 2021 12:42:32 BST
# gpg:                using RSA key 354BC8B3D7EB2A6B68674E5F3870B400EB918653
# gpg:                issuer "armbru@redhat.com"
# gpg: Good signature from "Markus Armbruster <armbru@redhat.com>" [full]
# gpg:                 aka "Markus Armbruster <armbru@pond.sub.org>" [full]
# Primary key fingerprint: 354B C8B3 D7EB 2A6B 6867  4E5F 3870 B400 EB91 8653

* remotes/armbru/tags/pull-qapi-2021-04-30: (25 commits)
  qapi/error.py: enable mypy checks
  qapi/error: Add type hints
  qapi/error.py: enable pylint checks
  qapi/error.py: move QAPIParseError to parser.py
  qapi/error: assert QAPISourceInfo is not None
  qapi/error: Make QAPISourceError 'col' parameter optional
  qapi/error: Use Python3-style super()
  qapi/error: Repurpose QAPIError as an abstract base exception class
  qapi/expr: Update authorship and copyright information
  qapi/expr.py: Use tuples instead of lists for static data
  qapi/expr.py: Add docstrings
  qapi/expr: Only explicitly prohibit 'Kind' nor 'List' for type names
  qapi/expr.py: enable pylint checks
  qapi/expr.py: Remove single-letter variable
  qapi/expr.py: Consolidate check_if_str calls in check_if
  qapi/expr.py: add type hint annotations
  qapi/expr.py: Modify check_keys to accept any Collection
  qapi/expr.py: Add casts in a few select cases
  qapi/expr.py: Check type of union and alternate 'data' member
  qapi/expr.py: move string check upwards in check_type
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-04-30 16:02:00 +01:00
Peter Maydell
f38d1ea497 Block layer patches
- Fix permission update order problems with block graph changes
 - qemu-img convert: Unshare write permission for source
 - vhost-user-blk: Fail gracefully on too large queue size
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Merge remote-tracking branch 'remotes/kevin/tags/for-upstream' into staging

Block layer patches

- Fix permission update order problems with block graph changes
- qemu-img convert: Unshare write permission for source
- vhost-user-blk: Fail gracefully on too large queue size

# gpg: Signature made Fri 30 Apr 2021 11:27:51 BST
# gpg:                using RSA key DC3DEB159A9AF95D3D7456FE7F09B272C88F2FD6
# gpg:                issuer "kwolf@redhat.com"
# gpg: Good signature from "Kevin Wolf <kwolf@redhat.com>" [full]
# Primary key fingerprint: DC3D EB15 9A9A F95D 3D74  56FE 7F09 B272 C88F 2FD6

* remotes/kevin/tags/for-upstream: (39 commits)
  vhost-user-blk: Fail gracefully on too large queue size
  qemu-img convert: Unshare write permission for source
  block: Add BDRV_O_NO_SHARE for blk_new_open()
  block: refactor bdrv_node_check_perm()
  block: rename bdrv_replace_child_safe() to bdrv_replace_child()
  block: refactor bdrv_child_set_perm_safe() transaction action
  block: inline bdrv_replace_child()
  block: inline bdrv_check_perm_common()
  block: drop unused permission update functions
  block: bdrv_reopen_multiple: refresh permissions on updated graph
  block: bdrv_reopen_multiple(): move bdrv_flush to separate pre-prepare
  block: add bdrv_set_backing_noperm() transaction action
  block: make bdrv_refresh_limits() to be a transaction action
  block: make bdrv_unset_inherits_from to be a transaction action
  block: drop ignore_children for permission update functions
  block/backup-top: drop .active
  block: introduce bdrv_drop_filter()
  block: add bdrv_remove_filter_or_cow transaction action
  block: adapt bdrv_append() for inserting filters
  block: split out bdrv_replace_node_noperm()
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-04-30 13:46:42 +01:00
John Snow
4918bb7def qapi/expr.py: Check type of union and alternate 'data' member
Prior to this commit, specifying a non-object value here causes the QAPI
parser to crash in expr.py with a stack trace with (likely) an
AttributeError when we attempt to call that value's items() method.

This member needs to be an object (Dict), and not anything else. Add a
check for this with a nicer error message, and formalize that check with
new test cases that exercise that error.

Signed-off-by: John Snow <jsnow@redhat.com>
Message-Id: <20210421182032.3521476-8-jsnow@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2021-04-30 12:59:54 +02:00
Vladimir Sementsov-Ogievskiy
c20555e15f block: refactor bdrv_node_check_perm()
Now, bdrv_node_check_perm() is called only with fresh cumulative
permissions, so its actually "refresh_perm".

Move permission calculation to the function. Also, drop unreachable
error message and rewrite the remaining one to be more generic (as now
we don't know which node is added and which was already here).

Add also Virtuozzo copyright, as big work is done at this point.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Message-Id: <20210428151804.439460-37-vsementsov@virtuozzo.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2021-04-30 12:27:48 +02:00
Vladimir Sementsov-Ogievskiy
b75d64b329 block/backup-top: drop .active
We don't need this workaround anymore: bdrv_append is already smart
enough and we can use new bdrv_drop_filter().

This commit efficiently reverts also recent 705dde27c6, which
checked .active on io path. Still it said that the problem should be
theoretical. And the logic of filter removement is changed anyway.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Message-Id: <20210428151804.439460-25-vsementsov@virtuozzo.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2021-04-30 12:27:48 +02:00
Vladimir Sementsov-Ogievskiy
2272edcfff block: adapt bdrv_append() for inserting filters
bdrv_append is not very good for inserting filters: it does extra
permission update as part of bdrv_set_backing_hd(). During this update
filter may conflict with other parents of top_bs.

Instead, let's first do all graph modifications and after it update
permissions.

append-greedy-filter test-case in test-bdrv-graph-mod is now works, so
move it out of debug option.

Note: bdrv_append() is still only works for backing-child based
filters. It's something to improve later.

Note2: we use the fact that bdrv_append() is used to append new nodes,
without backing child, so we don't need frozen check and inherits_from
logic from bdrv_set_backing_hd().

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Message-Id: <20210428151804.439460-22-vsementsov@virtuozzo.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2021-04-30 12:27:48 +02:00
Vladimir Sementsov-Ogievskiy
548a74c0db block: add bdrv_attach_child_common() transaction action
Split out no-perm part of bdrv_root_attach_child() into separate
transaction action. bdrv_root_attach_child() now moves to new
permission update paradigm: first update graph relations then update
permissions.

qsd-jobs test output updated. Seems now permission update goes in
another order. Still, the test comment say that we only want to check
that command doesn't crash, and it's still so.

Error message is a bit misleading as it looks like job was added first.
But actually in new paradigm of graph update we can't distinguish such
things. We should update the error message, but let's not do it now.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <20210428151804.439460-19-vsementsov@virtuozzo.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2021-04-30 12:27:48 +02:00
Vladimir Sementsov-Ogievskiy
3bb0e2980a block: fix bdrv_replace_node_common
inore_children thing doesn't help to track all propagated permissions
of children we want to ignore. The simplest way to correctly update
permissions is update graph first and then do permission update. In
this case we just referesh permissions for the whole subgraph (in
topological-sort defined order) and everything is correctly calculated
automatically without any ignore_children.

So, refactor bdrv_replace_node_common to first do graph update and then
refresh the permissions.

Test test_parallel_exclusive_write() now pass, so move it out of
debugging "if".

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Message-Id: <20210428151804.439460-18-vsementsov@virtuozzo.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2021-04-30 12:27:48 +02:00
Vladimir Sementsov-Ogievskiy
bd57f8f7f8 block: use topological sort for permission update
Rewrite bdrv_check_perm(), bdrv_abort_perm_update() and bdrv_set_perm()
to update nodes in topological sort order instead of simple DFS. With
topologically sorted nodes, we update a node only when all its parents
already updated. With DFS it's not so.

Consider the following example:

    A -+
    |  |
    |  v
    |  B
    |  |
    v  |
    C<-+

A is parent for B and C, B is parent for C.

Obviously, to update permissions, we should go in order A B C, so, when
we update C, all parent permissions already updated. But with current
approach (simple recursion) we can update in sequence A C B C (C is
updated twice). On first update of C, we consider old B permissions, so
doing wrong thing. If it succeed, all is OK, on second C update we will
finish with correct graph. But if the wrong thing failed, we break the
whole process for no reason (it's possible that updated B permission
will be less strict, but we will never check it).

Also new approach gives a way to simultaneously and correctly update
several nodes, we just need to run bdrv_topological_dfs() several times
to add all nodes and their subtrees into one topologically sorted list
(next patch will update bdrv_replace_node() in this manner).

Test test_parallel_perm_update() is now passing, so move it out of
debugging "if".

We also need to support ignore_children in
bdrv_parent_perms_conflict()

For test 283 order of conflicting parents check is changed.

Note also that in bdrv_check_perm() we don't check for parents conflict
at root bs, as we may be in the middle of permission update in
bdrv_reopen_multiple(). bdrv_reopen_multiple() will be updated soon.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Message-Id: <20210428151804.439460-14-vsementsov@virtuozzo.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2021-04-30 12:27:48 +02:00
Vladimir Sementsov-Ogievskiy
ae9d441706 block: bdrv_append(): don't consume reference
We have too much comments for this feature. It seems better just don't
do it. Most of real users (tests don't count) have to create additional
reference.

Drop also comment in external_snapshot_prepare:
 - bdrv_append doesn't "remove" old bs in common sense, it sounds
   strange
 - the fact that bdrv_append can fail is obvious from the context
 - the fact that we must rollback all changes in transaction abort is
   known (it's the direct role of abort)

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Message-Id: <20210428151804.439460-5-vsementsov@virtuozzo.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2021-04-30 12:27:47 +02:00
Vladimir Sementsov-Ogievskiy
397f7cc0c2 tests/test-bdrv-graph-mod: add test_append_greedy_filter
bdrv_append() is not quite good for inserting filters: it does extra
permission update in intermediate state, where filter get it filtered
child but is not yet replace it in a backing chain.

Some filters (for example backup-top) may want permissions even when
have no parents. And described intermediate state becomes invalid.

That's (half a) reason, why we need "inactive" state for backup-top
filter.

bdrv_append() will be improved later, now let's add a unit test.

Now test fails, so it runs only with -d flag. To run do

  ./test-bdrv-graph-mod -d -p /bdrv-graph-mod/append-greedy-filter

from <build-directory>/tests.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Message-Id: <20210428151804.439460-4-vsementsov@virtuozzo.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2021-04-30 12:27:47 +02:00
Vladimir Sementsov-Ogievskiy
e6af4f0e94 tests/test-bdrv-graph-mod: add test_parallel_perm_update
Add test to show that simple DFS recursion order is not correct for
permission update. Correct order is topological-sort order, which will
be introduced later.

Consider the block driver which has two filter children: one active
with exclusive write access and one inactive with no specific
permissions.

And, these two children has a common base child, like this:

┌─────┐     ┌──────┐
│ fl2 │ ◀── │ top  │
└─────┘     └──────┘
  │           │
  │           │ w
  │           ▼
  │         ┌──────┐
  │         │ fl1  │
  │         └──────┘
  │           │
  │           │ w
  │           ▼
  │         ┌──────┐
  └───────▶ │ base │
            └──────┘

So, exclusive write is propagated.

Assume, we want to make fl2 active instead of fl1.
So, we set some option for top driver and do permission update.

If permission update (remember, it's DFS) goes first through
top->fl1->base branch it will succeed: it firstly drop exclusive write
permissions and than apply them for another BdrvChildren.
But if permission update goes first through top->fl2->base branch it
will fail, as when we try to update fl2->base child, old not yet
updated fl1->base child will be in conflict.

Now test fails, so it runs only with -d flag. To run do

  ./test-bdrv-graph-mod -d -p /bdrv-graph-mod/parallel-perm-update

from <build-directory>/tests.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Message-Id: <20210428151804.439460-3-vsementsov@virtuozzo.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2021-04-30 12:27:47 +02:00
Vladimir Sementsov-Ogievskiy
d71cc67d68 tests/test-bdrv-graph-mod: add test_parallel_exclusive_write
Add the test that shows that concept of ignore_children is incomplete.
Actually, when we want to update something, ignoring permission of some
existing BdrvChild, we should ignore also the propagated effect of this
child to the other children. But that's not done. Better approach
(update permissions on already updated graph) will be implemented
later.

Now the test fails, so it's added with -d argument to not break make
check.

Test fails with

 "Conflicts with use by fl1 as 'backing', which does not allow 'write' on base"

because when updating permissions we can ignore original top->fl1
BdrvChild. But we don't ignore exclusive write permission in fl1->base
BdrvChild, which is propagated. Correct thing to do is make graph
change first and then do permission update from the top node.

To run test do

  ./test-bdrv-graph-mod -d -p /bdrv-graph-mod/parallel-exclusive-write

from <build-directory>/tests.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Message-Id: <20210428151804.439460-2-vsementsov@virtuozzo.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2021-04-30 12:27:47 +02:00
Richard Henderson
09641ef931 test/tcg/aarch64: Add mte-5
Buglink: https://bugs.launchpad.net/bugs/1921948
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210416183106.1516563-5-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-04-30 11:16:49 +01:00
Mark Cave-Ayland
ce94fa7aa6 tests/qtest: add tests for am53c974 device
Use the autogenerated fuzzer test cases as the basis for a set of am53c974
regression tests.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Tested-by: Alexander Bulekov <alxndr@bu.edu>
Message-Id: <20210407195801.685-13-mark.cave-ayland@ilande.co.uk>
2021-04-12 22:37:11 +01:00
Richard Henderson
eb42297a59 accel/tcg: Preserve PAGE_ANON when changing page permissions
Using mprotect() to change PROT_* does not change the MAP_ANON
previously set with mmap().  Our linux-user version of MTE only
works with MAP_ANON pages, so losing PAGE_ANON caused MTE to
stop working.

Reported-by: Stephen Long <steplong@quicinc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Tested-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-04-12 11:06:24 +01:00
Max Reitz
c2c731a4d3 test-blockjob: Test job_wait_unpaused()
Create a job that remains on STANDBY after a drained section, and see
that invoking job_wait_unpaused() will get it unstuck.

Signed-off-by: Max Reitz <mreitz@redhat.com>
Message-Id: <20210409120422.144040-5-mreitz@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2021-04-09 18:00:29 +02:00
Max Reitz
f940b0ac6f iotests: Test mirror-top filter permissions
Add a test accompanying commit 53431b9086
("block/mirror: Fix mirror_top's permissions").

Signed-off-by: Max Reitz <mreitz@redhat.com>
Message-Id: <20210331122815.51491-1-mreitz@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2021-04-09 18:00:29 +02:00
Vladimir Sementsov-Ogievskiy
030262a6e4 iotests: add test for removing persistent bitmap from backing file
Just demonstrate one of x-blockdev-reopen usecases. We can't simply
remove persistent bitmap from RO node (for example from backing file),
as we need to remove it from the image too. So, we should reopen the
node first.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <20210401161522.8001-1-vsementsov@virtuozzo.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2021-04-09 18:00:29 +02:00
Max Reitz
66f18320f7 iotests/qsd-jobs: Filter events in the first test
The job may or may not be ready before the 'quit' is issued.  Whether it
is is irrelevant; for the purpose of the test, it only needs to still be
there.  Filter the job status change and READY events from the output so
it becomes reliable.

Reported-by: Peter Maydell <peter.maydell@linaro.org>
Suggested-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
Message-Id: <20210401132839.139939-1-mreitz@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2021-04-09 18:00:29 +02:00
Peter Maydell
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Merge remote-tracking branch 'remotes/jasowang/tags/net-pull-request' into staging

# gpg: Signature made Thu 08 Apr 2021 10:34:24 BST
# gpg:                using RSA key EF04965B398D6211
# gpg: Good signature from "Jason Wang (Jason Wang on RedHat) <jasowang@redhat.com>" [marginal]
# gpg: WARNING: This key is not certified with sufficiently trusted signatures!
# gpg:          It is not certain that the signature belongs to the owner.
# Primary key fingerprint: 215D 46F4 8246 689E C77F  3562 EF04 965B 398D 6211

* remotes/jasowang/tags/net-pull-request:
  tap-win32: correctly recycle buffers
  Revert "qapi: net: Add query-netdev command"
  Revert "tests: Add tests for query-netdev command"
  Revert "net: Move NetClientState.info_str to dynamic allocations"
  Revert "hmp: Use QAPI NetdevInfo in hmp_info_network"
  Revert "net: Do not fill legacy info_str for backends"

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-04-08 16:45:31 +01:00
Peter Maydell
d8724020dd V2 migration+virtiofs fixes pull 2021-04-07
A seg fix in virtiofsd, a bunch of fixes for background snapshots, and
 a migration test fix.
 
 Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
 
 v2
   Fix for !linux build
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Merge remote-tracking branch 'remotes/dgilbert/tags/pull-migration-20210407b' into staging

V2 migration+virtiofs fixes pull 2021-04-07

A seg fix in virtiofsd, a bunch of fixes for background snapshots, and
a migration test fix.

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>

v2
  Fix for !linux build

# gpg: Signature made Wed 07 Apr 2021 18:53:13 BST
# gpg:                using RSA key 45F5C71B4A0CB7FB977A9FA90516331EBC5BFDE7
# gpg: Good signature from "Dr. David Alan Gilbert (RH2) <dgilbert@redhat.com>" [full]
# Primary key fingerprint: 45F5 C71B 4A0C B7FB 977A  9FA9 0516 331E BC5B FDE7

* remotes/dgilbert/tags/pull-migration-20210407b:
  tests/migration: fix parameter of auto-converge migration
  migration: Rename 'bs' to 'block' in background snapshot code
  migration: Pre-fault memory before starting background snasphot
  migration: Inhibit virtio-balloon for the duration of background snapshot
  migration: Fix missing qemu_fflush() on buffer file in bg_migration_thread
  virtiofsd: Fix security.capability comparison

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-04-08 14:00:57 +01:00
Peter Maydell
9692c7b037 Testing updates:
- fix x86_64 cross compilers
   - don't use registry for non-x86 containers
   - add valid host types for given cross compile containers
   - clean up i386 code16 test with explicit -no-pie
   - relax sha1.py gdbstub test
   - add more gdbstub documentation
   - remove annoying warning on gitlab
   - test dtrace backend in gitlab
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Merge remote-tracking branch 'remotes/stsquad/tags/pull-6.0-rc2-fixes-060421-1' into staging

Testing updates:

  - fix x86_64 cross compilers
  - don't use registry for non-x86 containers
  - add valid host types for given cross compile containers
  - clean up i386 code16 test with explicit -no-pie
  - relax sha1.py gdbstub test
  - add more gdbstub documentation
  - remove annoying warning on gitlab
  - test dtrace backend in gitlab

# gpg: Signature made Tue 06 Apr 2021 15:55:53 BST
# gpg:                using RSA key 6685AE99E75167BCAFC8DF35FBD0DB095A9E2A44
# gpg: Good signature from "Alex Bennée (Master Work Key) <alex.bennee@linaro.org>" [full]
# Primary key fingerprint: 6685 AE99 E751 67BC AFC8  DF35 FBD0 DB09 5A9E 2A44

* remotes/stsquad/tags/pull-6.0-rc2-fixes-060421-1:
  gitlab-ci.yml: Test the dtrace backend in one of the jobs
  gitlab-ci.yml: Fix the filtering for the git submodules
  docs/system/gdb.rst: Document how to debug multicore machines
  docs/system/gdb.rst: Add some more heading structure
  tests/tcg: relax the next step precision of the gdb sha1 test
  tests/tcg/i386: force -fno-pie for test-i386
  tests/tcg/i386: expand .data sections for system tests
  tests/tcg/configure.sh: make sure we pick up x86_64 cross compilers
  tests/tcg: add concept of container_hosts
  tests/docker: don't set DOCKER_REGISTRY on non-x86_64
  tests/tcg: update the defaults for x86 compilers

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2021-04-08 11:39:53 +01:00
Jason Wang
22317309df Revert "tests: Add tests for query-netdev command"
Several issues has been reported for query-netdev series. Consider
it's late in the rc, this reverts commit
3c3b656885.

Signed-off-by: Jason Wang <jasowang@redhat.com>
2021-04-08 17:33:59 +08:00
Hyman Huang(黄勇)
e999fa47b2 tests/migration: fix parameter of auto-converge migration
when execute the following test command:
$ ./guestperf-batch.py --auto-converge \
    --auto-converge-step {percent} ...
test aborts and error message be throwed as the following:
"Parameter 'x-cpu-throttle-increment' is unexpected"

The reason is that 'x-cpu-throttle-increment' has been
deprecated and 'cpu-throttle-increment' was introduced
Since v2.7. Use the new parameter instead.

Signed-off-by: Hyman Huang(黄勇) <huangy81@chinatelecom.cn>
Message-Id: <0195d34a317ce3cc417b3efd275e30cad35a7618.1616513998.git.huangy81@chinatelecom.cn>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
2021-04-07 18:37:56 +01:00
Thomas Huth
a2e5bbf0c4 gitlab-ci.yml: Test the dtrace backend in one of the jobs
We are using the dtrace backend in downstream RHEL, so testing this
in the CentOS 8 task seems to be a good fit.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Willian Rampazzo <willianr@redhat.com>
Message-Id: <20210331160351.3071279-1-thuth@redhat.com>
Message-Id: <20210401102530.12030-12-alex.bennee@linaro.org>
2021-04-06 15:04:50 +01:00
Alex Bennée
1cb8d12f79 tests/tcg: relax the next step precision of the gdb sha1 test
Depending on the version of gdb we may not execute the first line of
SHA1Init when executing the first "next" command - instead just
stepping over the preamble. As we don't actually care about the
position of the PC after the steps and want to be sure the
context->state[] has been loaded before we inspect it do a double next
at the start.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Tested-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20210401102530.12030-8-alex.bennee@linaro.org>
2021-04-06 15:04:42 +01:00
Alex Bennée
631f112f42 tests/tcg/i386: force -fno-pie for test-i386
The containerised compiler defaults to no-pie anyway but if we are
relying on the users installed cross compiler we need to check it
works for building 16 bit code first.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210401102530.12030-7-alex.bennee@linaro.org>
2021-04-06 15:04:42 +01:00
Alex Bennée
4011a686cc tests/tcg/i386: expand .data sections for system tests
Newer compilers might end up putting some data in .data.rel.local
which was getting skipped resulting in hilarious confusion on some
tests. Fix that.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20210401102530.12030-6-alex.bennee@linaro.org>
2021-04-06 15:04:42 +01:00
Alex Bennée
08341b4fa6 tests/tcg/configure.sh: make sure we pick up x86_64 cross compilers
While it's hard to find cross compilers packaged for arches other than
x86_64 the same cannot be said for the x86_64 compiler which is
available on Debians i386, arm64 and ppc64el release architectures.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20210401102530.12030-5-alex.bennee@linaro.org>
2021-04-06 15:04:42 +01:00