Commit Graph

1531 Commits

Author SHA1 Message Date
Gerd Hoffmann
11c7fa7fa6 input: add qemu_input_key_number_to_qcode
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2014-05-26 08:42:42 +02:00
Peter Maydell
6054d883d6 purge error_is_set()
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Merge remote-tracking branch 'remotes/kraxel/tags/pull-chardev-2' into staging

purge error_is_set()

# gpg: Signature made Wed 21 May 2014 11:43:44 BST using RSA key ID D3E87138
# gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>"
# gpg:                 aka "Gerd Hoffmann <gerd@kraxel.org>"
# gpg:                 aka "Gerd Hoffmann (private) <kraxel@gmail.com>"

* remotes/kraxel/tags/pull-chardev-2:
  error: error_is_set() is finally unused; remove
  char: Explain qmp_chardev_add()'s unusual error handling
  char: Clean up fragile use of error_is_set()
  char: Use return values instead of error_is_set(errp)
  qemu-socket: Clean up inet_connect_opts()

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-05-22 18:14:01 +01:00
Peter Maydell
45e66b7beb some s390 patches:
- Enable irqfds on s390 via the new adapter interrupt routing type.
   As a prereq, fix the kvm enable_cap helpers for some compilers and
   split the s390 flic into kvm and non-kvm parts.
 - Enable software and hardware debugging support on s390. This needs a
   kernel headers update.
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Merge remote-tracking branch 'remotes/cohuck/tags/s390x-20140520' into staging

some s390 patches:

- Enable irqfds on s390 via the new adapter interrupt routing type.
  As a prereq, fix the kvm enable_cap helpers for some compilers and
  split the s390 flic into kvm and non-kvm parts.
- Enable software and hardware debugging support on s390. This needs a
  kernel headers update.

# gpg: Signature made Tue 20 May 2014 12:30:54 BST using RSA key ID C6F02FAF
# gpg: Can't check signature: public key not found

* remotes/cohuck/tags/s390x-20140520:
  s390x/kvm: hw debugging support via guest PER facility
  s390x/kvm: software breakpoint support
  s390x: remove duplicate definitions of DIAG 501
  linux-headers: update
  s390x/virtio-ccw: wire up irq routing and irqfds
  s390x/virtio-ccw: reference-counted indicators
  s390x: add I/O adapter registration
  s390x: split flic into kvm and non-kvm parts
  kvm: Fix enable_cap helpers on older gcc

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-05-22 16:14:02 +01:00
Markus Armbruster
d2e064a73e error: error_is_set() is finally unused; remove
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2014-05-21 11:57:58 +02:00
Cornelia Huck
d426d9fba8 s390x/virtio-ccw: wire up irq routing and irqfds
Make use of the new s390 adapter irq routing support to enable real
in-kernel irqfds for virtio-ccw with adapter interrupts.

Note that s390 doesn't provide the common KVM_CAP_IRQCHIP capability, but
rather needs KVM_CAP_S390_IRQCHIP to be enabled. This is to ensure backward
compatibility.

Reviewed-by: Thomas Huth <thuth@linux.vnet.ibm.com>
Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
2014-05-20 13:05:58 +02:00
Cornelia Huck
03cf077ac9 s390x: add I/O adapter registration
Register an I/O adapter interrupt source for when virtio-ccw devices start
using adapter interrupts.

Reviewed-by: Thomas Huth <thuth@linux.vnet.ibm.com>
Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
2014-05-20 13:05:58 +02:00
Cornelia Huck
7b35d0c44c s390x: split flic into kvm and non-kvm parts
Introduce a common parent class for both cases, where kvm and non-kvm
can hook up callbacks. This will be used by follow-on patches for
adapter registration and mapping.

We now always have a flic, regardless of whether we use kvm; the
non-kvm implementation just doesn't do anything.

Reviewed-by: Jens Freimann <jfrei@linux.vnet.ibm.com>
Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
2014-05-20 13:05:57 +02:00
Alexander Graf
61c7bbd236 kvm: Fix enable_cap helpers on older gcc
Commit 40f1ee27aa introduced handy helpers for enable_cap calls on
vcpu and vm level. Unfortunately some older gcc versions (4.7.1, 4.6)
seem to choke on signedness detection in inline created variables:

target-ppc/kvm.c: In function 'kvmppc_booke_watchdog_enable':
target-ppc/kvm.c:1302:21: error: comparison of unsigned expression < 0 is always false [-Werror=type-limits]
target-ppc/kvm.c: In function 'kvmppc_set_papr':
target-ppc/kvm.c:1504:21: error: comparison of unsigned expression < 0 is always false [-Werror=type-limits]

However - thanks to Thomas Huth for the suggestion - we can just cast the
offending potentially 0 value to a signed type, making the comparison signed.

Reviewed-by: Thomas Huth <thuth@linux.vnet.ibm.com>
Acked-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
2014-05-20 13:05:57 +02:00
Peter Maydell
ca8c0fab95 Block patches
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Merge remote-tracking branch 'remotes/kevin/tags/for-upstream' into staging

Block patches

# gpg: Signature made Mon 19 May 2014 15:21:14 BST using RSA key ID C88F2FD6
# gpg: Good signature from "Kevin Wolf <kwolf@redhat.com>"

* remotes/kevin/tags/for-upstream: (22 commits)
  block: optimize zero writes with bdrv_write_zeroes
  blockdev: add a function to parse enum ids from strings
  util: add qemu_iovec_is_zero
  qcow1: Stricter backing file length check
  qcow1: Validate image size (CVE-2014-0223)
  qcow1: Validate L2 table size (CVE-2014-0222)
  qcow1: Check maximum cluster size
  qcow1: Make padding in the header explicit
  curl: Add usage documentation
  curl: Add sslverify option
  curl: Remove broken parsing of options from url
  curl: Fix build when curl_multi_socket_action isn't available
  qemu-iotests: Fix blkdebug in VM drive in 030
  qemu-iotests: Fix core dump suppression in test 039
  iotests: Add test for the JSON protocol
  block: Allow JSON filenames
  check-qdict: Add test for qdict_join()
  qdict: Add qdict_join()
  block: add test for vhdx image created by Disk2VHD
  block: vhdx - account for identical header sections
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-05-20 11:57:52 +01:00
Peter Maydell
c5fa6c86d0 Merge remote-tracking branch 'remotes/qmp-unstable/queue/qmp' into staging
* remotes/qmp-unstable/queue/qmp:
  qapi: skip redundant includes
  monitor: Add netdev_del id argument completion.
  monitor: Add netdev_add type argument completion.
  monitor: Add set_link arguments completion.
  monitor: Add chardev-add backend argument completion.
  monitor: Add chardev-remove command completion.
  monitor: Convert sendkey to use command_completion.
  qapi: Show qapi-commands.py invocation in qapi-code-gen.txt
  qapi: Replace uncommon use of the error API by the common one
  tests: Don't call visit_end_struct() after visit_start_struct() fails
  hw: Don't call visit_end_struct() after visit_start_struct() fails
  hmp: Call visit_end_struct() after visit_start_struct() succeeds
  qapi: Un-inline visit of implicit struct
  qapi-visit.py: Clean up a sloppy use of field prefix
  qapi: Clean up shadowing of parameters and locals in inner scopes
  qapi-visit.py: Clean up confusing push_indent() / pop_indent() use
  qapi: Replace start_optional()/end_optional() by optional()
  qapi: Remove unused Visitor callbacks start_handle(), end_handle()
  qapi: Normalize marshalling's visitor initialization and cleanup
  qapi: Update qapi-code-gen.txt example to match current code

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-05-19 14:10:01 +01:00
Peter Lieven
465bee1da8 block: optimize zero writes with bdrv_write_zeroes
this patch tries to optimize zero write requests
by automatically using bdrv_write_zeroes if it is
supported by the format.

This significantly speeds up file system initialization and
should speed zero write test used to test backend storage
performance.

I ran the following 2 tests on my internal SSD with a
50G QCOW2 container and on an attached iSCSI storage.

a) mkfs.ext4 -E lazy_itable_init=0,lazy_journal_init=0 /dev/vdX

QCOW2         [off]     [on]     [unmap]
-----
runtime:       14secs    1.1secs  1.1secs
filesize:      937M      18M      18M

iSCSI         [off]     [on]     [unmap]
----
runtime:       9.3s      0.9s     0.9s

b) dd if=/dev/zero of=/dev/vdX bs=1M oflag=direct

QCOW2         [off]     [on]     [unmap]
-----
runtime:       246secs   18secs   18secs
filesize:      51G       192K     192K
throughput:    203M/s    2.3G/s   2.3G/s

iSCSI*        [off]     [on]     [unmap]
----
runtime:       8mins     45secs   33secs
throughput:    106M/s    1.2G/s   1.6G/s
allocated:     100%      100%     0%

* The storage was connected via an 1Gbit interface.
  It seems to internally handle writing zeroes
  via WRITESAME16 very fast.

Signed-off-by: Peter Lieven <pl@kamp.de>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2014-05-19 13:42:27 +02:00
Peter Lieven
43f35cb5e0 util: add qemu_iovec_is_zero
Signed-off-by: Peter Lieven <pl@kamp.de>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2014-05-19 12:20:19 +02:00
Max Reitz
9c52681277 qdict: Add qdict_join()
This function joins two QDicts by absorbing one into the other.

Signed-off-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Benoit Canet <benoit@irqsave.net>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2014-05-19 11:36:48 +02:00
Kevin Wolf
e88ae2264d block: Fix bdrv_is_allocated() for short backing files
bdrv_is_allocated() shouldn't return true for sectors that are
unallocated, but after the end of a short backing file, even though
such sectors are (correctly) marked as containing zeros.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
2014-05-19 11:36:48 +02:00
Gerd Hoffmann
528728fd93 input: add qemu_input_handler_deactivate
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2014-05-16 08:30:12 +02:00
Gerd Hoffmann
02aa76c2ba input: key mapping helpers
Add helper functions to translate KeyValue (qapi key representation)
into other representations: traditional qemu key numbers, qapi key
codes (Q_KEY_CODE_*) and scancode sequences.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2014-05-16 08:30:11 +02:00
Markus Armbruster
e2cd0f4fb4 qapi: Replace start_optional()/end_optional() by optional()
Semantics of end_optional() differ subtly from the other end_FOO()
callbacks: when start_FOO() succeeds, the matching end_FOO() gets
called regardless of what happens in between.  end_optional() gets
called only when everything in between succeeds as well.  Entirely
undocumented, like all of the visitor API.

The only user of Visitor Callback end_optional() never did anything,
and was removed in commit 9f9ab46.

I'm about to clean up error handling in the generated visitor code,
and end_optional() is in my way.  No users mean no test cases, and
making non-trivial cleanup transformations without test cases doesn't
strike me as a good idea.

Drop end_optional(), and rename start_optional() to optional().  We
can always go back to a pair of callbacks when we have an actual need.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
2014-05-15 14:00:45 -04:00
Markus Armbruster
cbc95538ed qapi: Remove unused Visitor callbacks start_handle(), end_handle()
These have never been called or implemented by anything, and their
intended use is undocumented, like all of the visitor API.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
2014-05-15 14:00:45 -04:00
Peter Maydell
1a381811b4 tcg/s390 updates
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Merge remote-tracking branch 'remotes/rth/tags/pull-tcg-s390-20140515' into staging

tcg/s390 updates

# gpg: Signature made Thu 15 May 2014 17:24:40 BST using RSA key ID 4DD0279B
# gpg: Can't check signature: public key not found

* remotes/rth/tags/pull-tcg-s390-20140515:
  tcg-s390: Implement direct chaining of TBs
  tcg-s390: Don't force -march=z990
  tcg-s390: Improve setcond
  tcg-s390: Allow immediate operands to add2 and sub2
  tcg-s390: Implement tcg_register_jit
  tcg-s390: Use more risbg in the tlb sequence
  tcg-s390: Move ldst helpers out of line
  tcg-s390: Convert to new ldst opcodes
  tcg-s390: Integrate endianness into TCGMemOp
  tcg-s390: Convert to TCGMemOp
  tcg-s390: Fix off-by-one in wraparound andi

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-05-15 18:56:08 +01:00
Richard Henderson
a10c64e0df tcg-s390: Implement direct chaining of TBs
Signed-off-by: Richard Henderson <rth@twiddle.net>
2014-05-15 09:22:32 -07:00
Peter Maydell
ef3cb5ca82 Merge remote-tracking branch 'remotes/kvm/uq/master' into staging
* remotes/kvm/uq/master:
  pc: port 92 reset requires a low->high transition
  cpu: make CPU_INTERRUPT_RESET available on all targets
  apic: do not accept SIPI on the bootstrap processor
  target-i386: preserve FPU and MSR state on INIT
  target-i386: fix set of registers zeroed on reset
  kvm: forward INIT signals coming from the chipset
  kvm: reset state from the CPU's reset method
  target-i386: the x86 CPL is stored in CS.selector - auto update hflags accordingly.
  target-i386: set eflags prior to calling cpu_x86_load_seg_cache() in seg_helper.c
  target-i386: set eflags and cr0 prior to calling cpu_x86_load_seg_cache() in smm_helper.c
  target-i386: set eflags prior to calling svm_load_seg_cache() in svm_helper.c
  pci-assign: limit # of msix vectors
  pci-assign: Fix a bug when map MSI-X table memory failed
  kvm: make one_reg helpers available for everyone
  target-i386: Remove unused data from local array

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-05-15 15:38:40 +01:00
Richard Henderson
cb3d83bc49 exec-all.h: Use stl_le_p instead of stl_p patching x86
We got the wrong version of stl_p, the one that bswaps as appropriate
for the target.  Since x86 is always little-endian, the "_le_" routine
will resolve to what we want.

Signed-off-by: Richard Henderson <rth@twiddle.net>
2014-05-13 10:16:07 -07:00
Peter Maydell
cd2b9b8680 tcg updates for 20140512
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Merge remote-tracking branch 'remotes/rth/tags/pull-tcg-20140512' into staging

tcg updates for 20140512

# gpg: Signature made Tue 13 May 2014 00:19:56 BST using RSA key ID 4DD0279B
# gpg: Can't check signature: public key not found

* remotes/rth/tags/pull-tcg-20140512: (26 commits)
  tcg: Remove unreachable code in tcg_out_op and op_defs
  tcg: Use tcg_target_available_regs in tcg_reg_alloc_mov
  tcg: Make call address a constant parameter
  tci: Create tcg_out_call
  tcg-mips: Split out tcg_out_call
  tcg-sparc: Create tcg_out_call
  tcg-ppc64: Rename tcg_out_calli to tcg_out_call
  tcg-ppc: Split out tcg_out_call
  tcg-s390: Rename tgen_calli to tcg_out_call
  tcg-i386: Rename tcg_out_calli to tcg_out_call
  tcg: Require TCG_TARGET_INSN_UNIT_SIZE
  tci: Define TCG_TARGET_INSN_UNIT_SIZE
  tcg-mips: Define TCG_TARGET_INSN_UNIT_SIZE
  tcg-ia64: Define TCG_TARGET_INSN_UNIT_SIZE
  tcg-s390: Define TCG_TARGET_INSN_UNIT_SIZE
  tcg-aarch64: Define TCG_TARGET_INSN_UNIT_SIZE
  tcg-arm: Define TCG_TARGET_INSN_UNIT_SIZE
  tcg-sparc: Define TCG_TARGET_INSN_UNIT_SIZE
  tcg-ppc: Define TCG_TARGET_INSN_UNIT_SIZE
  tcg-ppc64: Define TCG_TARGET_INSN_UNIT_SIZE
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-05-13 13:16:37 +01:00
Paolo Bonzini
4a92a558f4 cpu: make CPU_INTERRUPT_RESET available on all targets
On the x86, some devices need access to the CPU reset pin (INIT#).
Provide a generic service to do this, using one of the internal
cpu_interrupt targets.  Generalize the PPC-specific code for
CPU_INTERRUPT_RESET to other targets.

Since PPC does not support migration across QEMU versions (its
machine types are not versioned yet), I picked the value that
is used on x86, CPU_INTERRUPT_TGT_INT_1.  Consequently, TGT_INT_2
and TGT_INT_3 are shifted down by one while keeping their value.

Reviewed-by: Anthony Liguori <aliguori@us.ibm.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-05-13 13:21:51 +02:00
Paolo Bonzini
50a2c6e55f kvm: reset state from the CPU's reset method
Now that we have a CPU object with a reset method, it is better to
keep the KVM reset close to the CPU reset.  Using qemu_register_reset
as we do now keeps them far apart.

With this patch, PPC no longer calls the kvm_arch_ function, so
it can get removed there.  Other arches call it from their CPU
reset handler, and the function gets an ARMCPU/X86CPU/S390CPU.

Note that ARM- and s390-specific functions are called kvm_arm_*
and kvm_s390_*, while x86-specific functions are called kvm_arch_*.
That follows the convention used by the different architectures.
Changing that is the topic of a separate patch.

Reviewed-by: Gleb Natapov <gnatapov@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-05-13 13:12:40 +02:00
Cornelia Huck
ada4135f84 kvm: make one_reg helpers available for everyone
s390x introduced helper functions for getting/setting one_regs with
commit 860643bc. However, nothing about these is s390-specific.

Alexey Kardashevskiy had already posted a general version, so let's
merge the two patches and massage the code a bit.

CC: Alexey Kardashevskiy <aik@ozlabs.ru>
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-05-13 13:11:08 +02:00
Peter Maydell
1b5498f687 Block pull request
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Merge remote-tracking branch 'remotes/stefanha/tags/block-pull-request' into staging

Block pull request

# gpg: Signature made Fri 09 May 2014 19:57:53 BST using RSA key ID 81AB73C8
# gpg: Good signature from "Stefan Hajnoczi <stefanha@redhat.com>"
# gpg:                 aka "Stefan Hajnoczi <stefanha@gmail.com>"

* remotes/stefanha/tags/block-pull-request:
  glib: fix g_poll early timeout on windows
  block: qemu-iotests - test for live migration
  block: qemu-iotests - update 085 to use common.qemu
  block: qemu-iotests - add common.qemu, for bash-controlled qemu tests
  block/raw-posix: Try both FIEMAP and SEEK_HOLE
  gluster: Correctly propagate errors when volume isn't accessible
  vl.c: remove init_clocks call from main
  block: Fix open flags with BDRV_O_SNAPSHOT
  qemu-iotests: Test converting to streamOptimized from small cluster size
  vmdk: Implement .bdrv_get_info()
  vmdk: Implement .bdrv_write_compressed
  qemu-img: Convert by cluster size if target is compressed
  block/iscsi: bump year in copyright notice
  block/nfs: Check for NULL server part
  qemu-img: sort block formats in help message
  iotests: Use configured python
  qcow2: Fix alloc_clusters_noref() overflow detection

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-05-13 10:35:47 +01:00
Richard Henderson
1813e1758d tcg: Define tcg_insn_unit for code pointers
To be defined by the tcg backend based on the elemental unit of the ISA.
During the transition, allow TCG_TARGET_INSN_UNIT_SIZE to be undefined,
which allows us to default tcg_insn_unit to the current uint8_t.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <rth@twiddle.net>
2014-05-12 10:03:04 -07:00
Peter Maydell
86360ad71d exec-all.h: Use stl_p to avoid undefined behaviour patching x86 jumps
The code which patches x86 jump instructions assumes it can do an
unaligned write of a uint32_t. This is actually safe on x86, but it's
still undefined behaviour. We have infrastructure for doing efficient
unaligned accesses which doesn't engage in undefined behaviour, so
use it.

This is technically fractionally less efficient, at least with gcc 4.6;
instead of one instruction:
 7b2:   89 3e                   mov    %edi,(%rsi)
we get an extra spurious store to the stack slot:
 7b2:   89 7c 24 64             mov    %edi,0x64(%rsp)
 7b6:   89 3e                   mov    %edi,(%rsi)

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <rth@twiddle.net>
2014-05-12 10:03:04 -07:00
Sangho Park
5a007547df glib: fix g_poll early timeout on windows
g_poll has a problem on Windows when using
timeouts < 10ms, in glib/gpoll.c:

/* If not, and we have a significant timeout, poll again with
 * timeout then. Note that this will return indication for only
 * one event, or only for messages. We ignore timeouts less than
 * ten milliseconds as they are mostly pointless on Windows, the
 * MsgWaitForMultipleObjectsEx() call will timeout right away
 * anyway.
 */
if (retval == 0 && (timeout == INFINITE || timeout >= 10))
  retval = poll_rest (poll_msgs, handles, nhandles, fds, nfds, timeout);

so whenever g_poll is called with timeout < 10ms it does
a quick poll instead of wait, this causes significant performance
degradation of QEMU, thus we should use WaitForMultipleObjectsEx
directly

Signed-off-by: Stanislav Vorobiov <s.vorobiov@samsung.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-05-09 20:57:35 +02:00
Kevin Wolf
b1e6fc0817 block: Fix open flags with BDRV_O_SNAPSHOT
The immediately visible effect of this patch is that it fixes committing
a temporary snapshot to its backing file. Previously, it would fail with
a "permission denied" error because bdrv_inherited_flags() forced the
backing file to be read-only, ignoring the r/w reopen of bdrv_commit().

The bigger problem this revealed is that the original open flags must
actually only be applied to the temporary snapshot, and the original
image file must be treated as a backing file of the temporary snapshot
and get the right flags for that.

Reported-by: Jan Kiszka <jan.kiszka@web.de>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-05-09 20:57:31 +02:00
Markus Armbruster
64dfefed16 error: Consistently name Error ** objects errp, and not err
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
2014-05-09 09:11:30 -04:00
Fam Zheng
85f49cad87 qemu-img: Convert by cluster size if target is compressed
If target block driver forces compression, qemu-img convert needs to
write by cluster size as well as "-c" option.

Particularly, this applies for converting to VMDK streamOptimized
format.

Signed-off-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2014-05-09 13:32:16 +02:00
Markus Armbruster
e940f543ae qmp hmp: Consistently name Error * objects err, and not errp
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
2014-05-08 14:20:00 -04:00
Laszlo Ersek
cd9aa33e2c pci: add Error-propagating pci_add_capability2()
... and rebase pci_add_capability() to it.

Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
2014-05-08 14:19:59 -04:00
Laszlo Ersek
5906366ef0 monitor: add Error-propagating monitor_handle_fd_param2()
and rebase monitor_handle_fd_param() to it. (Note that this will slightly
change the behavior when the qemu_parse_fd() branch is selected and it
fails: we now report (and in case of QMP, set) the error immediately,
rather than allowing the caller to set its own error message (if any)).

Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
2014-05-08 14:19:58 -04:00
Peter Maydell
ff788b6fe6 trivial patches for 2014-05-07
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Merge remote-tracking branch 'remotes/mjt/tags/trivial-patches-2014-05-07' into staging

trivial patches for 2014-05-07

# gpg: Signature made Wed 07 May 2014 18:01:15 BST using RSA key ID A4C3D7DB
# gpg: Good signature from "Michael Tokarev <mjt@tls.msk.ru>"
# gpg:                 aka "Michael Tokarev <mjt@corpit.ru>"
# gpg:                 aka "Michael Tokarev <mjt@debian.org>"
# 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: 6EE1 95D1 886E 8FFB 810D  4324 457C E0A0 8044 65C5
#      Subkey fingerprint: 6F67 E18E 7C91 C5B1 5514  66A7 BEE5 9D74 A4C3 D7DB

* remotes/mjt/tags/trivial-patches-2014-05-07: (21 commits)
  libcacard: remove unnecessary EOL from debug prints
  docs/memory.txt: Fix document on MMIO operations
  readline: Sort completions before printing them.
  readline: use g_strndup instead of open-coding it
  qmp: report path ambiguity error
  libcacard: replace pstrcpy() with memcpy()
  glib: move g_poll() replacement into glib-compat.h
  do not call g_thread_init() for glib >= 2.31
  hw/9pfs: Add include file for exported symbol
  xen: remove unused global, xen_xcg
  hw: Add missing 'static' attributes
  qemu-timer: Add missing 'static' attribute
  ui: Add missing 'static' attribute
  monitor: Add missing 'static' attribute
  hw/s390x: Add missing 'static' attribute
  hw/mips: Add missing 'static' and 'const' attributes
  hw/9pfs: Add missing 'static' attributes
  arch_init: Be sure of only one exit entry with DPRINTF() for ram_load()
  tests/tcg: Fix compilation of test_path
  qga: Fix typo (plural) in comment
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-05-07 18:38:39 +01:00
Peter Maydell
5894145a26 Merge remote-tracking branch 'remotes/sstabellini/xen-140507-2' into staging
* remotes/sstabellini/xen-140507-2:
  xen_disk: add discard support
  pass an inclusive address range to xc_domain_pin_memory_cacheattr
  xen: factor out common functions
  xen: move Xen HVM files under hw/i386/xen
  xen: move Xen PV machine files to hw/xenpv
  qemu-xen: free all the pirqs for msi/msix when driver unload
  exec: Limit translation limiting in address_space_translate to xen

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-05-07 18:12:14 +01:00
Fam Zheng
edc1ba7a7a docs/memory.txt: Fix document on MMIO operations
.impl.valid should be .impl.unaligned and the description needs some
fixes.

.old_portio is removed since commit b40acf99b (ioport: Switch
dispatching to memory core layer).

Signed-off-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-05-07 21:00:44 +04:00
Stefan Hajnoczi
f95c967a79 glib: move g_poll() replacement into glib-compat.h
We have a dedicated header file for wrappers to smooth over glib version
differences.  Move the g_poll() definition into glib-compat.h for
consistency.

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
Cc: qemu-trivial@nongnu.org
2014-05-07 21:00:43 +04:00
Olaf Hering
f31352041b xen_disk: add discard support
Implement discard support for xen_disk. It makes use of the existing
discard code in qemu.

The discard support is enabled unconditionally. The tool stack may
provide a property "discard-enable" in the backend node to optionally
disable discard support.  This is helpful in case the backing file was
intentionally created non-sparse to avoid fragmentation.

Signed-off-by: Olaf Hering <olaf@aepfle.de>
Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
2014-05-07 16:18:04 +00:00
Peter Maydell
b18a990c3d pc,net,MAINTAINERS,build updates
MAINTAINERS updated with link to the security process documentation
 apic version modified to make more guests happy
 On top of that, bugfixes 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,net,MAINTAINERS,build updates

MAINTAINERS updated with link to the security process documentation
apic version modified to make more guests happy
On top of that, bugfixes all over the place

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

# gpg: Signature made Wed 07 May 2014 17:15:29 BST using RSA key ID D28D5469
# gpg: Good signature from "Michael S. Tsirkin <mst@kernel.org>"
# gpg:                 aka "Michael S. Tsirkin <mst@redhat.com>"

* remotes/mst/tags/for_upstream:
  configure: make source tree build more robust
  MAINTAINERS: addresses for responsible disclosure
  pm_smbus: correctly report unclaimed cycles
  smbus: return -1 if nothing found at the given address
  smbus: allow returning an error from reads
  apic: use emulated lapic version 0x14 on pc machines >= 2.1
  pc: add compat_props placeholder for 2.0 machine type
  i8259: don't abort when trying to use level sensitive irqs
  acpi: fix tables for no-hpet configuration
  acpi-build: properly decrement objects' reference counters
  acpi/pcihp.c: Rewrite acpi_pcihp_get_bsel using object_property_get_int

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-05-07 17:16:03 +01:00
Paolo Bonzini
046a184414 smbus: return -1 if nothing found at the given address
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Andreas Färber <afaerber@suse.de>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2014-05-07 19:14:46 +03:00
Paolo Bonzini
285364e968 smbus: allow returning an error from reads
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Andreas Färber <afaerber@suse.de>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2014-05-07 19:14:41 +03:00
Gabriel L. Somlo
aa93200b88 apic: use emulated lapic version 0x14 on pc machines >= 2.1
Add "version" property to local apic, and have it default to
0x14 for pc machines starting at 2.1. For compatibility with
previous releases, pc machines up to 2.0 will have their local
apic version set to 0x11.

Signed-off-by: Gabriel L. Somlo <somlo@cmu.edu>
Acked-by: Alexander Graf <agraf@suse.de>
Reviewed-by: Andreas Färber <afaerber@suse.de>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2014-05-07 18:36:37 +03:00
Gabriel L. Somlo
9df11c9f08 pc: add compat_props placeholder for 2.0 machine type
Add the "boilerplate" necessary for subsequent patches to
simply drop in compat_props for pc machines 2.0 and older.

This patch contains no functional changes.

Signed-off-by: Gabriel Somlo <somlo@cmu.edu>
Acked-by: Alexander Graf <agraf@suse.de>
Reviewed-by: Andreas Färber <afaerber@suse.de>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2014-05-07 18:36:37 +03:00
Peter Maydell
c9541f67df migration/next for 20140505
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Merge remote-tracking branch 'remotes/juanquintela/tags/migration/20140505' into staging

migration/next for 20140505

# gpg: Signature made Mon 05 May 2014 21:27:24 BST using RSA key ID 5872D723
# gpg: Can't check signature: public key not found

* remotes/juanquintela/tags/migration/20140505: (36 commits)
  migration: expose xbzrle cache miss rate
  migration: expose the bitmap_sync_count to the end
  migration: Add counts of updating the dirty bitmap
  XBZRLE: Fix one XBZRLE corruption issues
  migration: remove duplicate code
  Coverity: Fix failure path for qemu_accept in migration
  Init the XBZRLE.lock in ram_mig_init
  Provide init function for ram migration
  Count used RAMBlock pages for migration_dirty_pages
  Make qemu_peek_buffer loop until it gets it's data
  Disallow outward migration while awaiting incoming migration
  virtio: validate config_len on load
  virtio-net: out-of-bounds buffer write on load
  openpic: avoid buffer overrun on incoming migration
  ssi-sd: fix buffer overrun on invalid state load
  savevm: Ignore minimum_version_id_old if there is no load_state_old
  usb: sanity check setup_index+setup_len in post_load
  vmstate: s/VMSTATE_INT32_LE/VMSTATE_INT32_POSITIVE_LE/
  virtio-scsi: fix buffer overrun on invalid state load
  zaurus: fix buffer overrun on invalid state load
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-05-07 14:51:21 +01:00
Peter Maydell
7f8fea8b3d QOM/QTest infrastructure fixes and device conversions
* -device / device_add assertion fix
 * QEMUMachine conversion to MachineClass
 * Device error handling improvements
 * QTest cleanups and test cases for some more PCI devices
 * PortIO memory leak fixes
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Merge remote-tracking branch 'remotes/afaerber/tags/qom-devices-for-peter' into staging

QOM/QTest infrastructure fixes and device conversions

* -device / device_add assertion fix
* QEMUMachine conversion to MachineClass
* Device error handling improvements
* QTest cleanups and test cases for some more PCI devices
* PortIO memory leak fixes

# gpg: Signature made Mon 05 May 2014 19:59:16 BST using RSA key ID 3E7E013F
# gpg: Good signature from "Andreas Färber <afaerber@suse.de>"
# gpg:                 aka "Andreas Färber <afaerber@suse.com>"

* remotes/afaerber/tags/qom-devices-for-peter:
  PortioList: Store PortioList in device state
  tests: Add EHCI qtest
  tests: Add ioh3420 qtest
  tests: Add intel-hda qtests
  tests: Add es1370 qtest
  tests: Add ac97 qtest
  qtest: Be paranoid about accept() addrlen argument
  qtest: Add error reporting to socket_accept()
  qtest: Assure that init_socket()'s listen() does not fail
  MAINTAINERS: Document QOM
  arm: Clean up fragile use of error_is_set() in realize() methods
  qom: Clean up fragile use of error_is_set() in set() methods
  hw: Consistently name Error ** objects errp, and not err
  hw: Consistently name Error * objects err, and not errp
  machine: Remove QEMUMachine indirection from MachineClass
  machine: Replace QEMUMachine by MachineClass in accelerator configuration
  vl.c: Replace QEMUMachine with MachineClass in QEMUMachineInitArgs
  machine: Copy QEMUMachine's fields to MachineClass
  machine: Remove obsoleted field from QEMUMachine
  qdev: Fix crash by validating the object type

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-05-07 13:47:26 +01:00
Peter Maydell
9898370497 smbios: make qemu generate smbios tables.
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Merge remote-tracking branch 'remotes/kraxel/tags/pull-smbios-2' into staging

smbios: make qemu generate smbios tables.

# gpg: Signature made Mon 05 May 2014 12:20:27 BST using RSA key ID D3E87138
# gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>"
# gpg:                 aka "Gerd Hoffmann <gerd@kraxel.org>"
# gpg:                 aka "Gerd Hoffmann (private) <kraxel@gmail.com>"

* remotes/kraxel/tags/pull-smbios-2:
  SMBIOS: Build aggregate smbios tables and entry point
  SMBIOS: Use bitmaps to prevent incompatible comand line options
  SMBIOS: Use macro to set smbios defaults
  SMBIOS: Update header file definitions
  SMBIOS: Rename symbols to better reflect future use
  E820: Add interface for accessing e820 table
  pc: add 2.1 machine type

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-05-06 12:23:05 +01:00
ChenLiang
8bc3923343 migration: expose xbzrle cache miss rate
expose xbzrle cache miss rate

Signed-off-by: ChenLiang <chenliang88@huawei.com>
Signed-off-by: Gonglei <arei.gonglei@huawei.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
2014-05-05 22:15:03 +02:00