Commit Graph

1151 Commits

Author SHA1 Message Date
Cleber Rosa
22dea9db2b scripts/qemu.py: introduce set_console() method
The set_console() method is intended to ease higher level use cases
that require a console device.

The amount of intelligence is limited on purpose, requiring either the
device type explicitly, or the existence of a machine (pattern)
definition.

Because of the console device type selection criteria (by machine
type), users should also be able to define that.  It'll then be used
for both '-machine' and for the console device type selection.

Users of the set_console() method will certainly be interested in
accessing the console device, and for that a console_socket property
has been added.

Signed-off-by: Cleber Rosa <crosa@redhat.com>
Message-Id: <20180530184156.15634-5-crosa@redhat.com>
Tested-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-06-15 16:10:11 -03:00
Cleber Rosa
572a824383 scripts/qemu.py: allow adding to the list of extra arguments
Tests will often need to add extra arguments to QEMU command
line arguments.

Signed-off-by: Cleber Rosa <crosa@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-Id: <20180530184156.15634-3-crosa@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Tested-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-06-15 16:10:11 -03:00
Peter Maydell
945741da77 Miscellaneous patches for 2018-06-13
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Merge remote-tracking branch 'remotes/armbru/tags/pull-misc-2018-06-13' into staging

Miscellaneous patches for 2018-06-13

# gpg: Signature made Wed 13 Jun 2018 13:51:51 BST
# gpg:                using RSA key 3870B400EB918653
# gpg: Good signature from "Markus Armbruster <armbru@redhat.com>"
# gpg:                 aka "Markus Armbruster <armbru@pond.sub.org>"
# Primary key fingerprint: 354B C8B3 D7EB 2A6B 6867  4E5F 3870 B400 EB91 8653

* remotes/armbru/tags/pull-misc-2018-06-13:
  Purge uses of banned g_assert_FOO()
  coverity-model: replay data is considered trusted
  Revert "Makefile: add target to print generated files"

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-06-14 11:35:22 +01:00
Paolo Bonzini
04a0afe528 coverity-model: replay data is considered trusted
Replay data is not considered a possible attack vector; add a model that
does not use getc so that "tainted data" warnings are suppressed.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <20180514141218.28438-1-pbonzini@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
[Whitespace tweaked]
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2018-06-13 13:47:35 +02:00
Peter Maydell
3b2a4d3901 Fixes in syscall numbers,
disable the build of binaries not needed for linux-user,
 update of qemu-binfmt-conf.sh and cleanup around is_error()
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Merge remote-tracking branch 'remotes/vivier2/tags/linux-user-for-3.0-pull-request' into staging

Fixes in syscall numbers,
disable the build of binaries not needed for linux-user,
update of qemu-binfmt-conf.sh and cleanup around is_error()

# gpg: Signature made Tue 12 Jun 2018 11:57:18 BST
# gpg:                using RSA key F30C38BD3F2FBE3C
# gpg: Good signature from "Laurent Vivier <lvivier@redhat.com>"
# gpg:                 aka "Laurent Vivier <laurent@vivier.eu>"
# gpg:                 aka "Laurent Vivier (Red Hat) <lvivier@redhat.com>"
# Primary key fingerprint: CD2F 75DD C8E3 A4DC 2E4F  5173 F30C 38BD 3F2F BE3C

* remotes/vivier2/tags/linux-user-for-3.0-pull-request:
  linux-user/sparc64: Add inotify_rm_watch and tee syscalls
  linux-user/microblaze: Fix typo in accept4 syscall
  linux-user/hppa: Fix typo in mknodat syscall
  linux-user/alpha: Fix epoll syscalls
  qemu-binfmt-conf.sh: ignore the OS/ABI field
  linux-user: disable qemu-bridge-helper and socket_scm_helper build
  linux-user: Use is_error() to avoid warnings and make the code clearer
  linux-user: Export use is_error(), use it to avoid warnings

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-06-12 16:42:53 +01:00
Laurent Vivier
daf238dcd5 qemu-binfmt-conf.sh: ignore the OS/ABI field
Most of the binaries have a value of "UNIX - System V" for the OS/ABI.

But cc1 has a value of "UNIX - GNU", and if we don't update the binfmt
mask to ignore the OS/ABI field, gcc fails to execute it:

gcc: error trying to exec '/usr/lib/gcc/m68k-linux-gnu/7/cc1': execv: Exec format error

Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20180605194725.8585-1-laurent@vivier.eu>
2018-06-11 14:42:01 +02:00
Eduardo Habkost
c788341244 python: Remove scripts/ordereddict.py
Python 2.7 (the minimum Python version we require) provides
collections.OrderedDict on the standard library, so we don't need
to carry our own implementation.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Message-Id: <20180608175252.25110-3-ehabkost@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-06-08 16:40:54 -03:00
Eduardo Habkost
7f5ed8c997 python: Remove scripts/argparse.py
Python 2.7 (the minimum Python version we require) already
provides the argparse module on the standard library.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Message-Id: <20180608175252.25110-2-ehabkost@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-06-08 16:40:54 -03:00
Eduardo Habkost
4803c5cde8 python: futurize -f lib2to3.fixes.fix_numliterals
Convert octal literals into the new syntax.

This is necessary for Python 3 compatibility.

Done using:

  $ py=$( (g grep -l -E '^#!.*python';find -name '*.py' -printf '%P\n';) | \
    sort -u | grep -v README.sh4)
  $ futurize -w -f lib2to3.fixes.fix_numliterals $py

Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Message-Id: <20180608122952.2009-11-ehabkost@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-06-08 14:39:24 -03:00
Eduardo Habkost
bd228083f7 python: futurize -f lib2to3.fixes.fix_except
Convert "except X, T" to "except X as T".

This is necessary for Python 3 compatibility.

Done using:

  $ py=$( (g grep -l -E '^#!.*python';find -name '*.py' -printf '%P\n';) | \
    sort -u | grep -v README.sh4)
  $ futurize -w -f lib2to3.fixes.fix_except $py

Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Message-Id: <20180608122952.2009-10-ehabkost@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-06-08 14:39:24 -03:00
Eduardo Habkost
5cdda8ce11 python: futurize -f lib2to3.fixes.fix_tuple_params
Remove implicit tuple parameter unpacking.

This is necessary for Python 3 compatibility.

Done using:

  $ py=$( (g grep -l -E '^#!.*python';find -name '*.py' -printf '%P\n';) | \
    sort -u | grep -v README.sh4)
  $ futurize -w -f lib2to3.fixes.fix_tuple_params $py

Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Message-Id: <20180608122952.2009-8-ehabkost@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-06-08 14:39:24 -03:00
Eduardo Habkost
050c5d865e python: futurize -f lib2to3.fixes.fix_standarderror
Rename StandardError to Exception.

This is necessary for Python 3 compatibility.

Done using:

  $ py=$( (g grep -l -E '^#!.*python';find -name '*.py' -printf '%P\n';) | \
    sort -u | grep -v README.sh4)
  $ futurize -w -f lib2to3.fixes.fix_standarderror $py

Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Message-Id: <20180608122952.2009-6-ehabkost@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-06-08 14:39:24 -03:00
Eduardo Habkost
d7a4228ebb python: futurize -f lib2to3.fixes.fix_has_key
Change "dict.has_key(key)" to "key in dict"

This is necessary for Python 3 compatibility.

Done using:

  $ py=$( (g grep -l -E '^#!.*python';find -name '*.py' -printf '%P\n';) | \
    sort -u | grep -v README.sh4)
  $ futurize -w -f lib2to3.fixes.fix_has_key $py

Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Message-Id: <20180608122952.2009-5-ehabkost@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-06-08 14:39:24 -03:00
Eduardo Habkost
d24d523c14 python: futurize -f libfuturize.fixes.fix_next_call
Change obj.next() calls to next(obj).

This is necessary for Python 3 compatibility.

Done using:

  $ py=$( (g grep -l -E '^#!.*python';find -name '*.py' -printf '%P\n';) | \
    sort -u | grep -v README.sh4)
  $ futurize -w -f libfuturize.fixes.fix_next_call $py

Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Message-Id: <20180608122952.2009-4-ehabkost@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-06-08 14:39:24 -03:00
Eduardo Habkost
068cf7a44c python: futurize -f libfuturize.fixes.fix_absolute_import
Make implicit relative imports explicit and add "from __future__ import
absolute_import" at the top of each relevant module.

This is necessary for Python 3 compatibility.

Done using:

  $ py=$( (g grep -l -E '^#!.*python';find -name '*.py' -printf '%P\n';) | \
    sort -u | grep -v README.sh4)
  $ futurize -w -f libfuturize.fixes.fix_absolute_import $py

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Message-Id: <20180608122952.2009-3-ehabkost@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-06-08 14:39:24 -03:00
Eduardo Habkost
f03868bd56 python: futurize -f libfuturize.fixes.fix_print_with_import
Change all Python code to use print as a function.

This is necessary for Python 3 compatibility.

Done using:

  $ py=$( (g grep -l -E '^#!.*python';find -name '*.py' -printf '%P\n';) | \
    sort -u | grep -v README.sh4)
  $ futurize -w -f libfuturize.fixes.fix_print_with_import $py

Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Acked-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Message-Id: <20180608122952.2009-2-ehabkost@redhat.com>
[ehabkost: fixup tests/docker/docker.py]
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-06-08 14:39:24 -03:00
Fam Zheng
208ecb3e1a Makefile: Rename TARGET_DIRS to TARGET_LIST
To be more accurate on its purpose and make code that looks for a certain
target out of this variable more readable.

Signed-off-by: Fam Zheng <famz@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Tested-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
2018-06-05 16:25:42 +01:00
Peter Maydell
afd76ffba9 * Linux header upgrade (Peter)
* firmware.json definition (Laszlo)
 * IPMI migration fix (Corey)
 * QOM improvements (Alexey, Philippe, me)
 * Memory API cleanups (Jay, me, Tristan, Peter)
 * WHPX fixes and improvements (Lucian)
 * Chardev fixes (Marc-André)
 * IOMMU documentation improvements (Peter)
 * Coverity fixes (Peter, Philippe)
 * Include cleanup (Philippe)
 * -clock deprecation (Thomas)
 * Disable -sandbox unless CONFIG_SECCOMP (Yi Min Zhao)
 * Configurability improvements (me)
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Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into staging

* Linux header upgrade (Peter)
* firmware.json definition (Laszlo)
* IPMI migration fix (Corey)
* QOM improvements (Alexey, Philippe, me)
* Memory API cleanups (Jay, me, Tristan, Peter)
* WHPX fixes and improvements (Lucian)
* Chardev fixes (Marc-André)
* IOMMU documentation improvements (Peter)
* Coverity fixes (Peter, Philippe)
* Include cleanup (Philippe)
* -clock deprecation (Thomas)
* Disable -sandbox unless CONFIG_SECCOMP (Yi Min Zhao)
* Configurability improvements (me)

# gpg: Signature made Fri 01 Jun 2018 17:42:13 BST
# gpg:                using RSA key BFFBD25F78C7AE83
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>"
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>"
# 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/tags/for-upstream: (56 commits)
  hw: make virtio devices configurable via default-configs/
  hw: allow compiling out SCSI
  memory: Make operations using MemoryRegionIoeventfd struct pass by pointer.
  char: Remove unwanted crlf conversion
  qdev: Remove DeviceClass::init() and ::exit()
  qdev: Simplify the SysBusDeviceClass::init path
  hw/i2c: Use DeviceClass::realize instead of I2CSlaveClass::init
  hw/i2c/smbus: Use DeviceClass::realize instead of SMBusDeviceClass::init
  target/i386/kvm.c: Remove compatibility shim for KVM_HINTS_REALTIME
  Update Linux headers to 4.17-rc6
  target/i386/kvm.c: Handle renaming of KVM_HINTS_DEDICATED
  scripts/update-linux-headers: Handle kernel license no longer being one file
  scripts/update-linux-headers: Handle __aligned_u64
  virtio-gpu-3d: Define VIRTIO_GPU_CAPSET_VIRGL2 elsewhere
  gdbstub: Prevent fd leakage
  docs/interop: add "firmware.json"
  ipmi: Use proper struct reference for KCS vmstate
  vmstate: Add a VSTRUCT type
  tcg: remove softfloat from --disable-tcg builds
  qemu-options: Mark the non-functional -clock option as deprecated
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-06-01 18:24:16 +01:00
Peter Maydell
f5bba4ca92 scripts/update-linux-headers: Handle kernel license no longer being one file
The kernel has changed its license documentation, so instead of COPYING
being a stand-alone file that defines the license, it refers to various
other files under LICENSES/. This means we need to copy not just COPYING
but also these other files to our copy of the kernel headers.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-Id: <20180525132755.21839-4-peter.maydell@linaro.org>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-06-01 15:14:31 +02:00
Peter Maydell
c5022c31c2 scripts/update-linux-headers: Handle __aligned_u64
We'll currently replace any 'u64' with a 'uint64_t' including when
it's embedded in an '__aligned_u64', creating a '__aligned_uint64_t'
which doesn't exist. We need to instead expand out the kernel's
definition of __aligned_u64:
   #define __aligned_u64 __u64 __attribute__((aligned(8)))
before we convert the __u64 to uint64_t.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-Id: <20180525132755.21839-3-peter.maydell@linaro.org>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-06-01 15:14:31 +02:00
Igor Mammedov
d6fe3d02e9 qapi: introduce new cmd option "allow-preconfig"
New option will be used to allow commands, which are prepared/need
to run, during preconfig state. Other commands that should be able
to run in preconfig state, should be amended to not expect machine
in initialized state or deal with it.

For compatibility reasons, commands that don't use new flag
'allow-preconfig' explicitly are not permitted to run in
preconfig state but allowed in all other states like they used
to be.

Within this patch allow following commands in preconfig state:
   qmp_capabilities
   query-qmp-schema
   query-commands
   query-command-line-options
   query-status
   exit-preconfig
to allow qmp connection, basic introspection and moving to the next
state.

PS:
set-numa-node and query-hotpluggable-cpus will be enabled later in
a separate patches.

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Message-Id: <1526057503-39287-1-git-send-email-imammedo@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
[ehabkost: Changed "since 2.13" to "since 3.0"]
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-05-30 13:19:09 -03:00
Peter Maydell
45eabb2ede pc, pci, virtio, vhost: fixes, features
Beginning of merging vDPA, new PCI ID, a new virtio balloon stat, intel
 iommu rework fixing a couple of security problems (no CVEs yet), fixes
 all over the place.
 
 Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging

pc, pci, virtio, vhost: fixes, features

Beginning of merging vDPA, new PCI ID, a new virtio balloon stat, intel
iommu rework fixing a couple of security problems (no CVEs yet), fixes
all over the place.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

# gpg: Signature made Wed 23 May 2018 15:41:32 BST
# gpg:                using RSA key 281F0DB8D28D5469
# gpg: Good signature from "Michael S. Tsirkin <mst@kernel.org>"
# gpg:                 aka "Michael S. Tsirkin <mst@redhat.com>"
# Primary key fingerprint: 0270 606B 6F3C DF3D 0B17  0970 C350 3912 AFBE 8E67
#      Subkey fingerprint: 5D09 FD08 71C8 F85B 94CA  8A0D 281F 0DB8 D28D 5469

* remotes/mst/tags/for_upstream: (28 commits)
  intel-iommu: rework the page walk logic
  util: implement simple iova tree
  intel-iommu: trace domain id during page walk
  intel-iommu: pass in address space when page walk
  intel-iommu: introduce vtd_page_walk_info
  intel-iommu: only do page walk for MAP notifiers
  intel-iommu: add iommu lock
  intel-iommu: remove IntelIOMMUNotifierNode
  intel-iommu: send PSI always even if across PDEs
  nvdimm: fix typo in label-size definition
  contrib/vhost-user-blk: enable protocol feature for vhost-user-blk
  hw/virtio: Fix brace Werror with clang 6.0.0
  libvhost-user: Send messages with no data
  vhost-user+postcopy: Use qemu_set_nonblock
  virtio: support setting memory region based host notifier
  vhost-user: support receiving file descriptors in slave_read
  vhost-user: add Net prefix to internal state structure
  linux-headers: add kvm header for mips
  linux-headers: add unistd.h on all arches
  update-linux-headers.sh: unistd.h, kvm consistency
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-05-24 14:22:23 +01:00
Michael S. Tsirkin
9882d3ef3c update-linux-headers.sh: unistd.h, kvm consistency
Rework the update script slightly, add the unistd.h header and its
dependencies on all architectures.

This also removes the IA64 and MIPS from a KVM blacklist:
Linux dropped IA64, and there was never a reason to
exclude MIPS from kvm specifically - it was
excluded due to dependency of its unistd.h on sgidefs.h,
which we also import.

Cc: Dr. David Alan Gilbert <dgilbert@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
2018-05-23 03:14:41 +03:00
Michael S. Tsirkin
ec7b10800c update-linux-headers.sh: drop kvm_para.h hacks
It turns out (as will be clear from follow-up patches)
we do not really need any kvm para macros host side
for now, except on x86, and there we need it
unconditionally whether we run on kvm or we don't.

Import the x86 asm/kvm_para.h into standard-headers,
follow-up patches remove a bunch of code using this.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2018-05-23 03:14:41 +03:00
Paul Durrant
8d0f08e95b checkpatch: generalize xen handle matching in the list of types
All the xen stable APIs define handle types of the form:

xen<subject of API>_handle

and some define additional handle types of the form:

xen<subject of API>_<purpose of handle>_handle

Examples of these are xenforeignmemory_handle and
xenforeignmemory_resource_handle.

Both of these types will be misparsed by checkpatch if they appear as the
first token in a line since, as types defined by an external library, they
do not conform to the QEMU CODING_STYLE, which suggests CamelCase.

A previous patch (5ac067a24a) added xendevicemodel_handle to the list
of types. This patch changes that to xen\w+_handle such that it will
match all Xen stable API handles of the forms detailed above.

Signed-off-by: Paul Durrant <paul.durrant@citrix.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Acked-by: Anthony PERARD <anthony.perard@citrix.com>
Signed-off-by: Stefano Stabellini <sstabellini@kernel.org>
2018-05-22 11:43:21 -07:00
Peter Maydell
a9cb55a356 Block pull request
* Support -drive cache.direct=off live migration for POSIX files
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 -----END PGP SIGNATURE-----

Merge remote-tracking branch 'remotes/stefanha/tags/block-pull-request' into staging

Block pull request

 * Support -drive cache.direct=off live migration for POSIX files

# gpg: Signature made Sat 12 May 2018 10:27:51 BST
# gpg:                using RSA key 9CA4ABB381AB73C8
# gpg: Good signature from "Stefan Hajnoczi <stefanha@redhat.com>"
# gpg:                 aka "Stefan Hajnoczi <stefanha@gmail.com>"
# Primary key fingerprint: 8695 A8BF D3F9 7CDA AC35  775A 9CA4 ABB3 81AB 73C8

* remotes/stefanha/tags/block-pull-request:
  block/file-posix: add x-check-page-cache=on|off option
  block/file-posix: implement bdrv_co_invalidate_cache() on Linux
  checkpatch: reduce MAINTAINERS update message frequency
  checkpatch: emit a warning on file add/move/delete
  checkpatch: ignore email headers better
  checkpatch: check utf-8 content from a commit log when it's missing from charset
  checkpatch: add a --strict check for utf-8 in commit logs
  blockjob: drop block_job_pause/resume_all()

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-05-14 17:52:46 +01:00
Joe Perches
1a6fad0c3b checkpatch: reduce MAINTAINERS update message frequency
When files are being added/moved/deleted and a patch contains an update to
the MAINTAINERS file, assume it's to update the MAINTAINERS file correctly
and do not emit the "does MAINTAINERS need updating?" message.

Reported by many people.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: 20180430124651.10340-6-stefanha@redhat.com
(cherry picked from e0d975b1b439c4fef58fbc306c542c94f48bb849)
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2018-05-10 10:41:16 +01:00
Joe Perches
4be6131e32 checkpatch: emit a warning on file add/move/delete
Whenever files are added, moved, or deleted, the MAINTAINERS file
patterns can be out of sync or outdated.

To try to keep MAINTAINERS more up-to-date, add a one-time warning
whenever a patch does any of those.

Signed-off-by: Joe Perches <joe@perches.com>
Acked-by: Andy Whitcroft <apw@canonical.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: 20180430124651.10340-5-stefanha@redhat.com
(cherry picked from commit 13f1937ef33950b1112049972249e6191b82e6c9)
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>

Conflicts:
  QEMU WARN() only takes one argument, drop the 'type' value in the
  first argument.
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2018-05-10 10:41:16 +01:00
Joe Perches
5fc7e4047e checkpatch: ignore email headers better
There are some patches created by git format-patch that when scanned by
checkpatch report errors on lines like

To:	address.tld

This is a checkpatch false positive.

Improve the logic a bit to ignore folded email headers to avoid emitting
these messages.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: 20180430124651.10340-4-stefanha@redhat.com
(cherry picked from commit 29ee1b0c67e0dd7dea8dd718e8326076bce5b6fe)
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2018-05-10 10:41:16 +01:00
Pasi Savanainen
bf139a0614 checkpatch: check utf-8 content from a commit log when it's missing from charset
Check that a commit log doesn't contain UTF-8 when a mail header
explicitly defines a different charset, like

'Content-Type: text/plain; charset="us-ascii"'

Signed-off-by: Pasi Savanainen <pasi.savanainen@nixu.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Message-id: 20180430124651.10340-3-stefanha@redhat.com
Cc: Joe Perches <joe@perches.com>
Cc: Andy Whitcroft <apw@canonical.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
(cherry picked from commit fa64205df9dfd7b7662cc64a7e82115c00e428e5)
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2018-05-10 10:41:16 +01:00
Joe Perches
b37c4aacf7 checkpatch: add a --strict check for utf-8 in commit logs
Some find using utf-8 in commit logs inappropriate.

Some patch commit logs contain unintended utf-8 characters when doing
things like copy/pasting compilation output.

Look for the start of any commit log by skipping initial lines that look
like email headers and "From: " lines.

Stop looking for utf-8 at the first signature line.

Signed-off-by: Joe Perches <joe@perches.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Message-id: 20180430124651.10340-2-stefanha@redhat.com
Suggested-by: Andrew Morton <akpm@linux-foundation.org>
Cc: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
(cherry picked from commit 15662b3e8644905032c2e26808401a487d4e90c1)
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>

Conflicts:
  QEMU does not have CHK(), use WARN() instead.

  QEMU WARN() only takes one argument, drop the 'type' value in the
  first argument.

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2018-05-10 10:41:16 +01:00
Roman Kagan
7afcfd32a6 update-linux-headers: drop hyperv.h
As of mainline linux commit 5a485803221777013944cbd1a7cd5c62efba3ffa
"x86/hyper-v: move hyperv.h out of uapi" by Vitaly Kuznetsov, no linux
uapi header includes it, so we no longer need to create a stub for it.

Cc: Vitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: Roman Kagan <rkagan@virtuozzo.com>
Message-Id: <20180413143354.17614-1-rkagan@virtuozzo.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-05-09 00:13:38 +02:00
Peter Xu
82870f3c02 checkpatch.pl: add common glib defines to typelist
Otherwise it can warn this:

  ERROR: space prohibited between function name and open parenthesis '('

When with things like this:

  typedef gboolean (*it_tree_iterator)(ITValue start, ITValue end);

CC: Paolo Bonzini <pbonzini@redhat.com>
CC: "Daniel P. Berrangé" <berrange@redhat.com>
CC: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
CC: Fam Zheng <famz@redhat.com>
Signed-off-by: Peter Xu <peterx@redhat.com>
Message-Id: <20180425070103.23723-1-peterx@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-05-09 00:13:37 +02:00
Thomas Huth
b40dffdec6 scripts/device-crash-test: Removed fixed CAN entries
The CAN device crashes have been fixed with the commit
089eac81e1 already.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-Id: <1523900489-25950-1-git-send-email-thuth@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-05-07 10:00:02 -03:00
Laszlo Ersek
9a801c7d6c qapi: add SysEmuTarget to "common.json"
We'll soon need an enumeration type that lists all the softmmu targets
that QEMU (the project) supports. Introduce @SysEmuTarget to
"common.json".

The enum constant @x86_64 doesn't match the QAPI convention of preferring
hyphen ("-") over underscore ("_"). This is intentional; the @SysEmuTarget
constants are supposed to produce QEMU executable names when stringified
and appended to the "qemu-system-" prefix. Put differently, the
replacement text of the TARGET_NAME preprocessor macro must be possible to
look up in the list of (stringified) enum constants.

Like other enum types, @SysEmuTarget too can be used for discriminator
fields in unions. For the @i386 constant, a C-language union member called
"i386" would be generated. On mingw build hosts, "i386" is a macro
however. Add "i386" to "polluted_words" at once.

Cc: "Daniel P. Berrange" <berrange@redhat.com>
Cc: Eric Blake <eblake@redhat.com>
Cc: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Message-Id: <20180427192852.15013-3-lersek@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2018-05-04 08:27:53 +02:00
Marc-André Lureau
cb3e7f08ae qobject: Replace qobject_incref/QINCREF qobject_decref/QDECREF
Now that we can safely call QOBJECT() on QObject * as well as its
subtypes, we can have macros qobject_ref() / qobject_unref() that work
everywhere instead of having to use QINCREF() / QDECREF() for QObject
and qobject_incref() / qobject_decref() for its subtypes.

The replacement is mechanical, except I broke a long line, and added a
cast in monitor_qmp_cleanup_req_queue_locked().  Unlike
qobject_decref(), qobject_unref() doesn't accept void *.

Note that the new macros evaluate their argument exactly once, thus no
need to shout them.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-Id: <20180419150145.24795-4-marcandre.lureau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
[Rebased, semantic conflict resolved, commit message improved]
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2018-05-04 08:27:53 +02:00
Ian Jackson
5ac067a24a checkpatch: Add xendevicemodel_handle to the list of types
This avoids checkpatch misparsing (as statements) long function
definitions or declarations, which sometimes start with constructs
like this:

  static inline int xendevicemodel_relocate_memory(
      xendevicemodel_handle *dmod, domid_t domid, ...

The type xendevicemodel_handle does not conform to Qemu CODING_STYLE,
which would suggest CamelCase.  However, it is a type defined by the
Xen Project in xen.git.  It would be possible to introduce a typedef
to allow the qemu code to refer to it by a differently-spelled name,
but that would obfuscate more than it would clarify.

CC: Eric Blake <eblake@redhat.com>
CC: Paolo Bonzini <pbonzini@redhat.com>
CC: Daniel P. Berrange <berrange@redhat.com>
Signed-off-by: Ian Jackson <Ian.Jackson@eu.citrix.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
2018-04-26 16:29:50 +01:00
Laurent Vivier
947aeab311 linux-user: add microblaze/microblazeel magic numbers in qemu-binfmt-conf.sh
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20180409115212.875-2-laurent@vivier.eu>
2018-04-10 17:41:55 +02:00
Thomas Huth
01366ef9a4 device-crash-test: Remove fixed isa-fdc entry
Fixed by commit b3da551 ("fdc: Exit if ISA controller does not support DMA", 2018-03-16).

Signed-off-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-04-09 16:36:40 +02:00
Su Hang
053e45d2f3 scripts/checkpatch.pl: Bug fix
Commit 2b9aef6fcd introduced a regression:
checkpatch.pl started complaining about the following valid pattern:
do {
     /* something */
} while (condition);

Fix the script to once again permit this pattern.

Signed-off-by: Su Hang <suhang16@mails.ucas.ac.cn>
Message-Id: <1522029982-4650-1-git-send-email-suhang16@mails.ucas.ac.cn>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-04-05 14:43:08 +02:00
Peter Xu
9408860165 qapi: restrict allow-oob value to be "true"
It was missed in the first version of OOB series.  We should check this
to make sure we throw the right error when fault value is passed in.

Signed-off-by: Peter Xu <peterx@redhat.com>
Message-Id: <20180326063901.27425-5-peterx@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-27 10:17:45 -05:00
Peter Maydell
f58d9620aa Fix a decodetree problem with 16-bit insns
-----BEGIN PGP SIGNATURE-----
 
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Merge remote-tracking branch 'remotes/rth/tags/pull-dt-20180326' into staging

Fix a decodetree problem with 16-bit insns

# gpg: Signature made Mon 26 Mar 2018 15:35:04 BST
# gpg:                using RSA key 64DF38E8AF7E215F
# gpg: Good signature from "Richard Henderson <richard.henderson@linaro.org>"
# Primary key fingerprint: 7A48 1E78 868B 4DB6 A85A  05C0 64DF 38E8 AF7E 215F

* remotes/rth/tags/pull-dt-20180326:
  scripts/decodetree: Fix insnmask not marked as global in main()

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-03-27 10:27:34 +01:00
Bastian Koppelmann
83d7c40c92 scripts/decodetree: Fix insnmask not marked as global in main()
if '-w 16' was given as a cmdline args a local copy of insnmask
is set and not the global one.

Signed-off-by: Peer Adelt <peer.adelt@hni.uni-paderborn.de>
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Message-Id: <20180319115846.9662-1-kbastian@mail.uni-paderborn.de>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-03-26 22:34:07 +08:00
Thomas Huth
6ff8d9b03a scripts/device-crash-test: Remove fixed isapc-with-iommu entry
Fixed in a0c167a184 ("x86_iommu: check
if machine has PCI bus").

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-Id: <1521193892-15552-5-git-send-email-thuth@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-03-26 14:37:13 +02:00
Thomas Huth
c9073238fc hw/audio: Fix crashes when devices are used on ISA bus without DMA
The cs4231a, gus and sb16 sound cards crash QEMU when the user tries
to instantiate them on a machine with DMA-less ISA bus (for example
with "qemu-system-mips64el -M mips -device sb16"). Add proper checks
to the realize functions to avoid the crashes.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-Id: <1521193892-15552-4-git-send-email-thuth@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-03-26 14:37:13 +02:00
Ian Jackson
36b4cf1934 scripts/get_maintainer.pl: Print proper error message for missing $file
If you pass scripts/get_maintainer.pl the name of a FIFO or other
exciting object (/dev/stdin, for example), it would falsely print
"file not found".  Instead: stat the object rather than using -f so
that we do not mind if the object is not a file; and print the errno
value in the error message.

Signed-off-by: Ian Jackson <Ian.Jackson@eu.citrix.com>
CC: Thomas Huth <thuth@redhat.com>
CC: Paolo Bonzini <pbonzini@redhat.com>
CC: Stefano Stabellini <sstabellini@kernel.org>
CC: Anthony PERARD <anthony.perard@citrix.com>
Message-Id: <1520535787-6223-13-git-send-email-ian.jackson@eu.citrix.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Ian Jackson <ian.jackson@eu.citrix.com>
2018-03-26 14:37:12 +02:00
Andrew Jones
4b17bc933f dump-guest-memory: more descriptive lookup_type failure
We've seen a few reports of

 (gdb) source /usr/share/qemu-kvm/dump-guest-memory.py
 Traceback (most recent call last):
   File "/usr/share/qemu-kvm/dump-guest-memory.py", line 19, in <module>
     UINTPTR_T = gdb.lookup_type("uintptr_t")
 gdb.error: No type named uintptr_t.

This occurs when symbols haven't been loaded first, i.e. neither a
QEMU binary was loaded nor a QEMU process was attached first. Let's
better inform the user of how to fix the issue themselves in order
to avoid more reports.

Acked-by: Janosch Frank <frankja@linux.vnet.ibm.com>
Signed-off-by: Andrew Jones <drjones@redhat.com>
Message-Id: <20180314153820.18426-1-drjones@redhat.com>
Reviewed-by: Fam Zheng <famz@redhat.com>
Tested-by: Fam Zheng <famz@redhat.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
2018-03-21 15:02:00 +01:00
Peter Maydell
ed627b2ad3 virtio,vhost,pci,pc: features, cleanups
SRAT tables for DIMM devices
 new virtio net flags for speed/duplex
 post-copy migration support in vhost
 cleanups in pci
 
 Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging

virtio,vhost,pci,pc: features, cleanups

SRAT tables for DIMM devices
new virtio net flags for speed/duplex
post-copy migration support in vhost
cleanups in pci

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

# gpg: Signature made Tue 20 Mar 2018 14:40:43 GMT
# gpg:                using RSA key 281F0DB8D28D5469
# gpg: Good signature from "Michael S. Tsirkin <mst@kernel.org>"
# gpg:                 aka "Michael S. Tsirkin <mst@redhat.com>"
# Primary key fingerprint: 0270 606B 6F3C DF3D 0B17  0970 C350 3912 AFBE 8E67
#      Subkey fingerprint: 5D09 FD08 71C8 F85B 94CA  8A0D 281F 0DB8 D28D 5469

* remotes/mst/tags/for_upstream: (51 commits)
  postcopy shared docs
  libvhost-user: Claim support for postcopy
  postcopy: Allow shared memory
  vhost: Huge page align and merge
  vhost+postcopy: Wire up POSTCOPY_END notify
  vhost-user: Add VHOST_USER_POSTCOPY_END message
  libvhost-user: mprotect & madvises for postcopy
  vhost+postcopy: Call wakeups
  vhost+postcopy: Add vhost waker
  postcopy: postcopy_notify_shared_wake
  postcopy: helper for waking shared
  vhost+postcopy: Resolve client address
  postcopy-ram: add a stub for postcopy_request_shared_page
  vhost+postcopy: Helper to send requests to source for shared pages
  vhost+postcopy: Stash RAMBlock and offset
  vhost+postcopy: Send address back to qemu
  libvhost-user+postcopy: Register new regions with the ufd
  migration/ram: ramblock_recv_bitmap_test_byte_offset
  postcopy+vhost-user: Split set_mem_table for postcopy
  vhost+postcopy: Transmit 'listen' to slave
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

# Conflicts:
#	scripts/update-linux-headers.sh
2018-03-20 15:48:34 +00:00
Peter Xu
876c67512e qapi: introduce new cmd option "allow-oob"
Here "oob" stands for "Out-Of-Band".  When "allow-oob" is set, it means
the command allows out-of-band execution.

The "oob" idea is proposed by Markus Armbruster in following thread:

  https://lists.gnu.org/archive/html/qemu-devel/2017-09/msg02057.html

This new "allow-oob" boolean will be exposed by "query-qmp-schema" as
well for command entries, so that QMP clients can know which commands
can be used in out-of-band calls. For example the command "migrate"
originally looks like:

  {"name": "migrate", "ret-type": "17", "meta-type": "command",
   "arg-type": "86"}

And it'll be changed into:

  {"name": "migrate", "ret-type": "17", "allow-oob": false,
   "meta-type": "command", "arg-type": "86"}

This patch only provides the QMP interface level changes.  It does not
contain the real out-of-band execution implementation yet.

Suggested-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Peter Xu <peterx@redhat.com>
Message-Id: <20180309090006.10018-18-peterx@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
[eblake: rebase on introspection done by qlit]
Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-19 14:58:37 -05:00
Marc-André Lureau
7d0f982bfb qapi: generate a literal qobject for introspection
Replace the generated json string with a literal qobject. The later is
easier to deal with, at run time as well as compile time: adding #if
conditionals will be easier than in a json string.

The output of query-qmp-schema is not changed.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20180305172951.2150-5-marcandre.lureau@redhat.com>
[eblake: fix python 3 failure]
Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-19 10:00:14 -05:00