Commit Graph

33940 Commits

Author SHA1 Message Date
Fam Zheng
3b9f27d2b3 qemu-iotests: Test 0-length image for mirror
All behavior and invariant should hold for images with 0 length, so
add a class to repeat all the tests in TestSingleDrive.

Hide two unapplicable test methods that would fail with 0 image length
because it's also used as cluster size.

Signed-off-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2014-06-26 13:51:00 +02:00
Fam Zheng
8b9a30ca5b qemu-iotests: Test BLOCK_JOB_READY event for 0Kb image active commit
There should be a BLOCK_JOB_READY event with active commit, regardless
of image length. Let's test the 0 length image case, and make sure it
goes through the ready->complete process.

Signed-off-by: Fam Zheng <famz@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2014-06-26 13:51:00 +02:00
Fam Zheng
9e48b02540 mirror: Go through ready -> complete process for 0 len image
When mirroring or active committing a zero length image, BLOCK_JOB_READY
is not reported now, instead the job completes because we short circuit
the mirror job loop.

This is inconsistent with non-zero length images, and only confuses
management software.

Let's do the same thing when seeing a 0-length image: report ready
immediately; wait for block-job-cancel or block-job-complete; clear the
cancel flag as existing non-zero image synced case (cancelled after
ready); then jump to the exit.

Reported-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Fam Zheng <famz@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2014-06-26 13:50:57 +02:00
Fam Zheng
dc71ce45de blockjob: Add block_job_yield()
This will unset busy flag and put coroutine to sleep, can be used to
wait for QMP complete/cancel.

Signed-off-by: Fam Zheng <famz@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2014-06-26 12:12:22 +02:00
Peter Maydell
2b5b7ae917 trivial patches for 2014-06-24
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Merge remote-tracking branch 'remotes/mjt/tags/trivial-patches-2014-06-24' into staging

trivial patches for 2014-06-24

# gpg: Signature made Tue 24 Jun 2014 17:07:31 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-2014-06-24:
  Add support for the arm breakpoint syscall
  Increase maximum number of session of the internal TFTP server.
  target-s390x: Remove unused ld_code6() function
  hw/moxie/moxiesim.c: Remove unused moxie_intc_create()
  target-unicore: Remove unused functions
  build-sys: introduce install-prog macro to install&strip binaries and use it
  tcg: mark tcg_out* and tcg_patch* with attribute 'unused'
  rng-random: NULL check not needed before g_free()
  block.c: Remove useless 'buf' variable
  vscclient: Add required headers to fix build on FreeBSD
  target-ppc: Fix compiler warning
  configure: Enable TPM by default, add --disable-tpm
  Fix new typos (found by codespell)
  virtio-serial: remove useless set_config function

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-06-24 17:14:57 +01:00
Hunter Laux
d535508793 Add support for the arm breakpoint syscall
OABI arm used a software interrupt(0xef9f0001) for breakpoints.
Since 2005 gdb has used the break instruction(0xe7f001f0) for EABI.
Apparently Steel Bank Common Lisp still uses the swi instruction.

This is the kernel implementation:
http://lxr.free-electrons.com/source/arch/arm/kernel/traps.c#L598

Signed-off-by: Hunter Laux <hunterlaux@gmail.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-06-24 20:01:24 +04:00
Bernhard Übelacker
5f22b054f2 Increase maximum number of session of the internal TFTP server.
Grub fails to boot from internal TFTP server when loading more than
3 initrd files.

Grub first opens a session to the TFTP server for every initrd file and
retrieves only the file size for all.
Then it wants to download the content using the old sessions which are
already expired.

Increasing the maximum number of session of the internal TFTP
server avoids this issue.

The error message reads as following:
error: timeout reading
`/boot/ISO.ROOT/BOOTMGR'.

Press any key to continue...

Signed-off-by: Bernhard Übelacker <bernhardu@vr-web.de>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-06-24 20:01:24 +04:00
Peter Maydell
55818ad812 target-s390x: Remove unused ld_code6() function
The ld_code6() function is unused; remove it.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-06-24 20:01:24 +04:00
Peter Maydell
64e64ef609 hw/moxie/moxiesim.c: Remove unused moxie_intc_create()
The function moxie_intc_create() is unused; remove it.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-06-24 20:01:24 +04:00
Peter Maydell
25b93db358 target-unicore: Remove unused functions
The functions gen_st64, gen_ld64, gen_mulxy, ucf64_itod and
ucf64_dtoi are all unused; remove them.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-06-24 20:01:24 +04:00
Michael Tokarev
0d65942611 build-sys: introduce install-prog macro to install&strip binaries and use it
Use common rule (macro) to install and strip binaries, and use
it in all places where we install binaries, instead of fixing
bugs like 1319493 in every place.
(This fixes https://bugs.launchpad.net/bugs/1319493)

Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-06-24 20:01:24 +04:00
Peter Maydell
4196dca63b tcg: mark tcg_out* and tcg_patch* with attribute 'unused'
The tcg_out* and tcg_patch* functions are utility routines that may or
may not be used by a particular backend; mark them with the 'unused'
attribute to suppress spurious warnings if they aren't used.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-06-24 20:01:24 +04:00
Eduardo Habkost
feced894fb rng-random: NULL check not needed before g_free()
g_free() is NULL-safe.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-06-24 20:01:24 +04:00
Chen Gang
5db97df274 block.c: Remove useless 'buf' variable
'buf' is not used actually, so remove it and related snprintf() statement.

Signed-off-by: Chen Gang <gang.chen.5i5j@gmail.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-06-24 20:01:24 +04:00
Ed Maste
18b1afa874 vscclient: Add required headers to fix build on FreeBSD
Signed-off-by: Ed Maste <emaste@freebsd.org>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-06-24 20:01:24 +04:00
Stefan Weil
0211b5cf2d target-ppc: Fix compiler warning
gcc reports a warning which is usually wrong:

target-ppc/dfp_helper.c: In function ‘dfp_get_digit’:
target-ppc/dfp_helper.c:417:1: warning:
 control reaches end of non-void function [-Wreturn-type]

The compiler shows the warning if assert is not marked with the noreturn
attribute or if the code is compiled with -DNDEBUG.

Using g_assert_not_reached better documents the intention and does not
have these problems.

Signed-off-by: Stefan Weil <sw@weilnetz.de>
Reviewed-by: Alexander Graf <agraf@suse.de>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-06-24 20:01:24 +04:00
Cole Robinson
e91c793cb5 configure: Enable TPM by default, add --disable-tpm
I don't see why tpm is disabled by default: it doesn't have any
external dependencies, or change default behavior. Leaving it disabled
is just going to cause it to bit rot.

Enable it by default, and add a --disable-tpm option.

Signed-off-by: Cole Robinson <crobinso@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-06-24 20:01:24 +04:00
Stefan Weil
5d831be272 Fix new typos (found by codespell)
* accomodate -> accommodate
* aquiring -> acquiring
* beacuse -> because
* loosing -> losing
* prefering -> preferring
* threshhold -> threshold

Signed-off-by: Stefan Weil <sw@weilnetz.de>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-06-24 20:01:24 +04:00
Paolo Bonzini
10358b6a1c virtio-serial: remove useless set_config function
Its only contents are a dead memcpy.  Since it is optional,
drop the function altogether.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-06-24 20:01:24 +04:00
Peter Maydell
513d80edc1 migration/next for 20140623
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Merge remote-tracking branch 'remotes/juanquintela/tags/migration/20140623' into staging

migration/next for 20140623

# gpg: Signature made Mon 23 Jun 2014 18:18:57 BST using RSA key ID 5872D723
# gpg: Can't check signature: public key not found

* remotes/juanquintela/tags/migration/20140623: (22 commits)
  vmstate: Refactor & increase tests for primitive types
  vmstate: Return error in case of error
  migration: Remove unneeded minimum_version_id_old
  tests: vmstate static checker: add size mismatch inside substructure
  tests: vmstate static checker: add substructure for usb-kbd for hid section
  tests: vmstate static checker: remove Subsections
  tests: vmstate static checker: remove a subsection
  tests: vmstate static checker: remove Description inside Fields
  tests: vmstate static checker: remove Description
  tests: vmstate static checker: remove Fields
  tests: vmstate static checker: change description name
  tests: vmstate static checker: remove last field in a struct
  tests: vmstate static checker: remove a field
  tests: vmstate static checker: remove a section
  tests: vmstate static checker: minimum_version_id check
  tests: vmstate static checker: version mismatch inside a Description
  tests: vmstate static checker: add version error in main section
  tests: vmstate static checker: incompat machine types
  tests: vmstate static checker: add dump1 and dump2 files
  vmstate-static-checker: script to validate vmstate changes
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-06-24 15:33:42 +01:00
Peter Maydell
089a39486f Merge remote-tracking branch 'remotes/qmp-unstable/queue/qmp' into staging
* remotes/qmp-unstable/queue/qmp: (43 commits)
  monitor: protect event emission
  monitor: protect outbuf and mux_out with mutex
  qemu-char: make writes thread-safe
  qemu-char: move pty_chr_update_read_handler around
  qemu-char: do not call chr_write directly
  qemu-char: introduce qemu_chr_alloc
  qapi event: clean up
  qapi event: convert QUORUM events
  qapi event: convert GUEST_PANICKED
  qapi event: convert BALLOON_CHANGE
  qmp: convert ACPI_DEVICE_OST event
  qapi event: convert SPICE events
  qapi event: convert VNC events
  qapi event: convert NIC_RX_FILTER_CHANGED
  qapi event: convert other BLOCK_JOB events
  qapi event: convert BLOCK_IMAGE_CORRUPTED
  qapi event: convert BLOCK_IO_ERROR and BLOCK_JOB_ERROR
  qapi event: convert DEVICE_TRAY_MOVED
  qapi event: convert DEVICE_DELETED
  qapi event: convert WATCHDOG
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-06-24 13:06:13 +01:00
Peter Maydell
27acb9dd24 pc,pci,vhost,net fixes, enhancements
Don's patches to limit below-4g ram for pc
 Marcel's pcie hotplug rewrite
 Gabriel's changes to e1000 auto-negotiation
 qemu char bugfixes by Stefan
 misc bugfixes
 
 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,vhost,net fixes, enhancements

Don's patches to limit below-4g ram for pc
Marcel's pcie hotplug rewrite
Gabriel's changes to e1000 auto-negotiation
qemu char bugfixes by Stefan
misc bugfixes

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

# gpg: Signature made Mon 23 Jun 2014 16:25:19 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: (23 commits)
  xen-hvm: Handle machine opt max-ram-below-4g
  pc & q35: Add new machine opt max-ram-below-4g
  xen-hvm: Fix xen_hvm_init() to adjust pc memory layout
  pcie: coding style tweak
  hw/pcie: better hotplug/hotunplug support
  hw/pcie: implement power controller functionality
  hw/pcie: correct debug message
  q35: Use PC_Q35_COMPAT_1_4 on pc-q35-1.4 compat_props
  virtio-pci: Report an error when msix vectors init fails
  qemu-char: avoid leaking unused fds in tcp_get_msgfds()
  qemu-char: fix qemu_chr_fe_get_msgfd()
  qapi/string-output-visitor: fix human output
  e1000: factor out checking for auto-negotiation availability
  e1000: move e1000_autoneg_timer() to after set_ics()
  e1000: signal guest on successful link auto-negotiation
  e1000: improve auto-negotiation reporting via mii-tool
  e1000: emulate auto-negotiation during external link status change
  qtest: fix vhost-user-test unbalanced mutex locks
  qtest: fix qtest for vhost-user
  libqemustub: add more stubs for qemu-char
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-06-24 11:14:47 +01:00
Peter Maydell
7ba48975d3 Merge remote-tracking branch 'remotes/rth/tcg-ppc-merge-1' into staging
* remotes/rth/tcg-ppc-merge-1: (25 commits)
  tcg-ppc: Use the return address as a base pointer
  tcg-ppc: Merge cache-utils into the backend
  qemu/osdep: Remove the need for qemu_init_auxval
  tcg-ppc: Rename the tcg/ppc64 backend
  tcg-ppc: Remove the backend
  tcg-ppc64: Merge ppc32 shifts
  tcg-ppc64: Support mulsh_i32
  tcg-ppc64: Merge ppc32 register usage
  tcg-ppc64: Merge ppc32 qemu_ld/st
  tcg-ppc64: Merge ppc32 brcond2, setcond2, muluh
  tcg-ppc64: Begin merging ppc32 with ppc64
  tcg-ppc64: Fix sub2 implementation
  tcg-ppc64: Merge 32-bit ABIs into the prologue / frame code
  tcg-ppc64: Adjust tcg_out_call for ELFv2
  tcg-ppc64: Support the ppc64 elfv2 ABI
  tcg-ppc64: Use the correct test in tcg_out_call
  tcg-ppc64: Better parameterize the stack frame
  tcg-ppc64: Fix TCG_TARGET_CALL_STACK_OFFSET
  tcg-ppc64: Move call macros out of tcg-target.h
  tcg-ppc64: Make TCG_AREG0 and TCG_REG_CALL_STACK enum constants
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-06-23 18:26:58 +01:00
Juan Quintela
4ea7df4e5c vmstate: Refactor & increase tests for primitive types
This commit refactor the simple tests to test all integer types. We
move to hex because it is easier to read values of different types.

Signed-off-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
2014-06-23 19:14:52 +02:00
Juan Quintela
13cde50889 vmstate: Return error in case of error
If there is an error while loading a field, we should stop reading and
not continue with the rest of fields.  And we should also set an error
in qemu_file.

Signed-off-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
2014-06-23 19:14:52 +02:00
Juan Quintela
25feab2fc2 migration: Remove unneeded minimum_version_id_old
Once there, make checkpatch happy.

Signed-off-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
2014-06-23 19:14:52 +02:00
Amit Shah
38ef86b5a6 tests: vmstate static checker: add size mismatch inside substructure
Signed-off-by: Amit Shah <amit.shah@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
2014-06-23 19:14:52 +02:00
Amit Shah
af3713f6b9 tests: vmstate static checker: add substructure for usb-kbd for hid section
This shows how the script deals with substructures added to vmstate
descriptions that don't change the on-wire format.

Signed-off-by: Amit Shah <amit.shah@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
2014-06-23 19:14:52 +02:00
Amit Shah
c7173a9c18 tests: vmstate static checker: remove Subsections
Signed-off-by: Amit Shah <amit.shah@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
2014-06-23 19:14:52 +02:00
Amit Shah
aa2a12bb82 tests: vmstate static checker: remove a subsection
Signed-off-by: Amit Shah <amit.shah@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
2014-06-23 19:14:52 +02:00
Amit Shah
b5968f0ab3 tests: vmstate static checker: remove Description inside Fields
Signed-off-by: Amit Shah <amit.shah@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
2014-06-23 19:14:52 +02:00
Amit Shah
ff29b8573f tests: vmstate static checker: remove Description
Signed-off-by: Amit Shah <amit.shah@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
2014-06-23 19:14:52 +02:00
Amit Shah
083bac3484 tests: vmstate static checker: remove Fields
Signed-off-by: Amit Shah <amit.shah@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
2014-06-23 19:14:52 +02:00
Amit Shah
1d681c712a tests: vmstate static checker: change description name
Signed-off-by: Amit Shah <amit.shah@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
2014-06-23 19:14:52 +02:00
Amit Shah
fd52ffb9bf tests: vmstate static checker: remove last field in a struct
Signed-off-by: Amit Shah <amit.shah@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
2014-06-23 19:14:52 +02:00
Amit Shah
55e8e0e19c tests: vmstate static checker: remove a field
Signed-off-by: Amit Shah <amit.shah@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
2014-06-23 19:14:52 +02:00
Amit Shah
ab99bdbe33 tests: vmstate static checker: remove a section
Signed-off-by: Amit Shah <amit.shah@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
2014-06-23 19:14:52 +02:00
Amit Shah
7daa3d76df tests: vmstate static checker: minimum_version_id check
Signed-off-by: Amit Shah <amit.shah@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
2014-06-23 19:14:52 +02:00
Amit Shah
4efa6e1d64 tests: vmstate static checker: version mismatch inside a Description
Signed-off-by: Amit Shah <amit.shah@redhat.com>
Acked-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
2014-06-23 19:14:52 +02:00
Amit Shah
a81d3fad87 tests: vmstate static checker: add version error in main section
Signed-off-by: Amit Shah <amit.shah@redhat.com>
Acked-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
2014-06-23 19:14:51 +02:00
Amit Shah
bc178dc563 tests: vmstate static checker: incompat machine types
This commit modifies the dump2 data to flag incompatibilities in the
machine types being compared.

Signed-off-by: Amit Shah <amit.shah@redhat.com>
Acked-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
2014-06-23 19:14:51 +02:00
Amit Shah
a10413e4fc tests: vmstate static checker: add dump1 and dump2 files
These are stripped-down JSON data as obtained from the -dump-vmstate
option.  The two files are identical in this commit, and will be
modified in the later commits to show what the script does with the
data.

Signed-off-by: Amit Shah <amit.shah@redhat.com>
Acked-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
2014-06-23 19:14:51 +02:00
Amit Shah
426d1d016a vmstate-static-checker: script to validate vmstate changes
This script compares the vmstate dumps in JSON format as output by QEMU
with the -dump-vmstate option.

It flags various errors, like version mismatch, sections going away,
size mismatches, etc.

This script is tolerant of a few changes that do not change the on-wire
format, like embedding a few fields within substructs.

The script takes -s/--src and -d/--dest parameters, to which filenames
are given as arguments.

Example:

(in a qemu 2.0 tree):
./x86_64-softmmu/qemu-system-x86_64 -dump-vmstate qemu-2.0.json

(in a qemu 2.2 tree:)
./x86_64-softmmu/qemu-system-x86_64 -dump-vmstate -M pc-i440fx-2.0 \
   qemu-2.2-m2.0.json

./scripts/vmstate-static-checker.py -s qemu-2.0.json -d qemu-2.2-m2.0.json

The script also takes a --reverse parameter to switch the src and dest
jsons.  This is just a shorthand for reversing the src and dest.

The --help parameter shows usage information.

Signed-off-by: Amit Shah <amit.shah@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
2014-06-23 19:14:51 +02:00
Amit Shah
abfd9ce341 migration: dump vmstate info as a json file for static analysis
This commit adds a new command, '-dump-vmstate', that takes a filename
as an argument.  When executed, QEMU will dump the vmstate information
for the machine type it's invoked with to the file, and quit.

The JSON-format output can then be used to compare the vmstate info for
different QEMU versions, specifically to test whether live migration
would break due to changes in the vmstate data.

A Python script that compares the output of such JSON dumps is included
in the following commit.

Signed-off-by: Amit Shah <amit.shah@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
2014-06-23 19:14:50 +02:00
Michael R. Hines
e325b49a32 rdma: bug fixes
1. Fix small memory leak in parsing inet address from command line in data_init()
2. Fix ibv_post_send() return value check and pass error code back up correctly.
3. Fix rdma_destroy_qp() segfault after failure to connect to destination.

Reported-by: frank.yangjie@gmail.com
Reported-by: dgilbert@redhat.com
Signed-off-by: Michael R. Hines <mrhines@us.ibm.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
2014-06-23 19:09:50 +02:00
Peter Maydell
9f862687ea A couple of s390-ccw bios bugfixes: Fix booting for some bootmaps and get
the devices to a sane state before running the guest.
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Merge remote-tracking branch 'remotes/cohuck/tags/s390x-20140623-2' into staging

A couple of s390-ccw bios bugfixes: Fix booting for some bootmaps and get
the devices to a sane state before running the guest.

# gpg: Signature made Mon 23 Jun 2014 13:22:32 BST using RSA key ID C6F02FAF
# gpg: Can't check signature: public key not found

* remotes/cohuck/tags/s390x-20140623-2:
  pc-bios/s390-ccw: update s390-ccw.img binary
  pc-bios/s390-ccw: fix for fragmented SCSI bootmap
  pc-bios/s390-ccw: do a subsystem reset before running the guest
  pc-bios/s390-ccw: virtio_load_direct() can't load max number of sectors

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-06-23 17:47:28 +01:00
Paolo Bonzini
d622cb5879 monitor: protect event emission
Event emission must be protected by a mutex because of access to
the shared rate-limiting state, and to guard against concurrent
monitor "hot-plug" by means of human-monitor-command.

Reviewed-by: Luiz Capitulino <lcapitulino@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
2014-06-23 11:12:28 -04:00
Paolo Bonzini
6cff3e8594 monitor: protect outbuf and mux_out with mutex
This lets the block layer emit QMP events from outside the I/O thread.

Reviewed-by: Luiz Capitulino <lcapitulino@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
2014-06-23 11:12:28 -04:00
Paolo Bonzini
9005b2a758 qemu-char: make writes thread-safe
This will let threads other than the I/O thread raise QMP events.

GIOChannel is thread-safe, and send and receive state is usually
well-separated.  The only driver that requires some care is the
pty driver, where some of the state is shared by the read and write
sides.  That state is protected with the chr_write_lock too.

Reviewed-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
2014-06-23 11:12:28 -04:00
Paolo Bonzini
1bb7fe725c qemu-char: move pty_chr_update_read_handler around
Reviewed-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
2014-06-23 11:12:28 -04:00