Merge remote-tracking branch 'remotes/kevin/tags/for-upstream' into staging

Block layer patches:

- qcow2: Support for external data files
- qcow2: Default to 4KB for the qcow2 c

Merge remote-tracking branch 'remotes/kevin/tags/for-upstream' into staging

Block layer patches:

- qcow2: Support for external data files
- qcow2: Default to 4KB for the qcow2 cache entry size
- Apply block driver whitelist for -drive format=help
- Several qemu-iotests improvements

# gpg: Signature made Fri 08 Mar 2019 12:54:27 GMT
# gpg: using RSA key 7F09B272C88F2FD6
# gpg: Good signature from "Kevin Wolf <kwolf@redhat.com>" [full]
# Primary key fingerprint: DC3D EB15 9A9A F95D 3D74 56FE 7F09 B272 C88F 2FD6

* remotes/kevin/tags/for-upstream: (33 commits)
qcow2 spec: Describe string header extensions
qemu-iotests: Add dependency to qemu-nbd tool
ahci-test: Add dependency to qemu-img tool
qemu-iotests: amend with external data file
qemu-iotests: General tests for qcow2 with external data file
qemu-iotests: Preallocation with external data file
qcow2: Implement data-file-raw create option
qcow2: Store data file name in the image
qcow2: Creating images with external data file
qcow2: Add basic data-file infrastructure
qcow2: Support external data file in qemu-img check
qcow2: Return error for snapshot operation with data file
qcow2: External file I/O
qcow2: Prepare qcow2_co_block_status() for data file
qcow2: Return 0/-errno in qcow2_alloc_compressed_cluster_offset()
qcow2: Don't assume 0 is an invalid cluster offset
qcow2: Prepare count_contiguous_clusters() for external data file
qcow2: Prepare qcow2_get_cluster_type() for external data file
qcow2: Pass bs to qcow2_get_cluster_type()
qcow2: Basic definitions for external data files
...

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

show more ...

qemu-iotests: Improve portability by searching bash in the $PATH

Bash is not always installed as /bin/bash. In particular on OpenBSD,
the package installs it in /usr/local/bin.
Use t

qemu-iotests: Improve portability by searching bash in the $PATH

Bash is not always installed as /bin/bash. In particular on OpenBSD,
the package installs it in /usr/local/bin.
Use the 'env' shebang to search bash in the $PATH.

Patch created mechanically by running:

$ git grep -lE '#! ?/bin/bash' -- tests/qemu-iotests \
| while read f; do \
sed -i 's|^#!.\?/bin/bash$|#!/usr/bin/env bash|' $f; \
done

Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>

show more ...

Merge remote-tracking branch 'remotes/huth-gitlab/tags/pull-request-2018-11-20' into staging

- One additional simple qmp-test
- A fix for ide-test
- Add logging of QEMU parameters in

Merge remote-tracking branch 'remotes/huth-gitlab/tags/pull-request-2018-11-20' into staging

- One additional simple qmp-test
- A fix for ide-test
- Add logging of QEMU parameters in libqtest

# gpg: Signature made Tue 20 Nov 2018 10:47:12 GMT
# gpg: using RSA key 2ED9D774FE702DB5
# gpg: Good signature from "Thomas Huth <th.huth@gmx.de>"
# gpg: aka "Thomas Huth <thuth@redhat.com>"
# gpg: aka "Thomas Huth <huth@tuxfamily.org>"
# gpg: aka "Thomas Huth <th.huth@posteo.de>"
# Primary key fingerprint: 27B8 8847 EEE0 2501 18F3 EAB9 2ED9 D774 FE70 2DB5

* remotes/huth-gitlab/tags/pull-request-2018-11-20:
qtest: log QEMU command line
tests/ide: Free pcibus when finishing a test
tests: add qmp/missing-any-arg test

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

show more ...

Merge remote-tracking branch 'remotes/kraxel/tags/seabios-1.12-20181120-pull-request' into staging

seabios: update to 1.12-final

# gpg: Signature made Tue 20 Nov 2018 06:01:21 GMT

Merge remote-tracking branch 'remotes/kraxel/tags/seabios-1.12-20181120-pull-request' into staging

seabios: update to 1.12-final

# gpg: Signature made Tue 20 Nov 2018 06:01:21 GMT
# gpg: using RSA key 4CB6D8EED3E87138
# 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>"
# Primary key fingerprint: A032 8CFF B93A 17A7 9901 FE7D 4CB6 D8EE D3E8 7138

* remotes/kraxel/tags/seabios-1.12-20181120-pull-request:
update seabios to 1.12

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

show more ...

Merge remote-tracking branch 'remotes/ericb/tags/pull-nbd-2018-11-19' into staging

nbd patches for 2018-11-19

Add iotest coverage for NBD connections using TLS, including
a coup

Merge remote-tracking branch 'remotes/ericb/tags/pull-nbd-2018-11-19' into staging

nbd patches for 2018-11-19

Add iotest coverage for NBD connections using TLS, including
a couple of code fixes that it pointed out

- Mao Zhongyi: 0/3 Do some cleaning work in qemu-iotests
- Daniel P. Berrangé: io: return 0 for EOF in TLS session read after shutdown
- Daniel P. Berrangé: 0/6 Misc fixes to NBD
- Eric Blake: iotests: Drop use of bash keyword 'function'

# gpg: Signature made Mon 19 Nov 2018 17:43:32 GMT
# gpg: using RSA key A7A16B4A2527436A
# gpg: Good signature from "Eric Blake <eblake@redhat.com>"
# gpg: aka "Eric Blake (Free Software Programmer) <ebb9@byu.net>"
# gpg: aka "[jpeg image of size 6874]"
# Primary key fingerprint: 71C2 CC22 B1C4 6029 27D2 F3AA A7A1 6B4A 2527 436A

* remotes/ericb/tags/pull-nbd-2018-11-19:
iotests: Drop use of bash keyword 'function'
iotests: Also test I/O over NBD TLS
tests: exercise NBD server in TLS mode
tests: add iotests helpers for dealing with TLS certificates
tests: check if qemu-nbd is still alive before waiting
tests: pull qemu-nbd iotest helpers into common.nbd file
io: return 0 for EOF in TLS session read after shutdown
nbd/server: Ignore write errors when replying to NBD_OPT_ABORT
nbd: fix whitespace in server error message
qemu-iotests: Modern shell scripting (use $() instead of ``)
qemu-iotests: convert `pwd` and $(pwd) to $PWD
qemu-iotests: remove unused variable 'here'

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

show more ...

qemu-iotests: remove unused variable 'here'

Running
git grep '\$here' tests/qemu-iotests

has 0 hits, which means we are setting a variable that has
no use. It appears that

qemu-iotests: remove unused variable 'here'

Running
git grep '\$here' tests/qemu-iotests

has 0 hits, which means we are setting a variable that has
no use. It appears that commit e8f8624d removed the last
use. So execute the following cmd to remove all of
the 'here=...' lines as dead code.

sed -i '/^here=/d' $(git grep -l '^here=' tests/qemu-iotests)

Cc: kwolf@redhat.com
Cc: mreitz@redhat.com
Cc: eblake@redhat.com
Suggested-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Mao Zhongyi <maozhongyi@cmss.chinamobile.com>
Message-Id: <20181024094051.4470-3-maozhongyi@cmss.chinamobile.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
[eblake: touch up commit message, reorder series, rebase to master]
Signed-off-by: Eric Blake <eblake@redhat.com>

show more ...

Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging

pc, virtio: fixes

A couple of fixes to amd iommu, and a fix to virtio iommu.

Signed-off-by: Michae

Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging

pc, virtio: fixes

A couple of fixes to amd iommu, and a fix to virtio iommu.

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

# gpg: Signature made Thu 28 Jun 2018 02:46:45 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:
virtio-rng: process pending requests on DRIVER_OK
hw/i386: Fix AMDVI GATS and HATS encodings
hw/i386: Fix IVHD entry length for AMD IOMMU

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

show more ...

tests: iotests: drop some stderr line

In my Out-Of-Band test, "check -qcow2 060" fail with this:

--- /home/peterx/git/qemu/tests/qemu-iotests/060.out
+++ /home/peterx/git/qe

tests: iotests: drop some stderr line

In my Out-Of-Band test, "check -qcow2 060" fail with this:

--- /home/peterx/git/qemu/tests/qemu-iotests/060.out
+++ /home/peterx/git/qemu/bin/tests/qemu-iotests/060.out.bad
@@ -427,8 +427,8 @@
QMP_VERSION
{"return": {}}
qcow2: Image is corrupt: L2 table offset 0x2a2a2a00 unaligned (L1
index: 0); further non-fatal corruption events will be suppressed
-{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_IMAGE_CORRUPTED", "data": {"device": "", "msg": "L2 table offset 0x2a2a2a0
0 unaligned (L1 index: 0)", "node-name": "drive", "fatal": false}}
read failed: Input/output error
+{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_IMAGE_CORRUPTED", "data": {"device": "", "msg": "L2 table offset 0x2a2a2a0
0 unaligned (L1 index: 0)", "node-name": "drive", "fatal": false}}
{"return": ""}
{"return": {}}
{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP},
"event": "SHUTDOWN", "data": {"guest": false}}

The order of the event and the in/out error line is swapped. I didn't
dig up the reason, but AFAIU what we want to verify is the event rather
than stderr. Let's drop the stderr line directly for this test.

Signed-off-by: Peter Xu <peterx@redhat.com>
Message-Id: <20180620073223.31964-5-peterx@redhat.com>
[Commit message touched up]
Signed-off-by: Markus Armbruster <armbru@redhat.com>

show more ...

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,
up

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>

show more ...

Merge remote-tracking branch 'remotes/ehabkost/tags/python-next-pull-request' into staging

Python queue, 2018-06-11

* Make code compatible with Python 3 using 'futurize --stage1'

Merge remote-tracking branch 'remotes/ehabkost/tags/python-next-pull-request' into staging

Python queue, 2018-06-11

* Make code compatible with Python 3 using 'futurize --stage1'
* Require Python >= 2.7 and remove Python 2.6 compatibility
modules

# gpg: Signature made Mon 11 Jun 2018 18:41:26 BST
# gpg: using RSA key 2807936F984DC5A6
# gpg: Good signature from "Eduardo Habkost <ehabkost@redhat.com>"
# Primary key fingerprint: 5A32 2FD5 ABC4 D3DB ACCF D1AA 2807 936F 984D C5A6

* remotes/ehabkost/tags/python-next-pull-request:
python: Remove scripts/ordereddict.py
python: Remove scripts/argparse.py
configure: Require Python 2.7 or newer
python: futurize -f lib2to3.fixes.fix_numliterals
python: futurize -f lib2to3.fixes.fix_except
python: futurize -f lib2to3.fixes.fix_renames
python: futurize -f lib2to3.fixes.fix_tuple_params
python: futurize -f lib2to3.fixes.fix_reduce
python: futurize -f lib2to3.fixes.fix_standarderror
python: futurize -f lib2to3.fixes.fix_has_key
python: futurize -f libfuturize.fixes.fix_next_call
python: futurize -f libfuturize.fixes.fix_absolute_import
python: futurize -f libfuturize.fixes.fix_print_with_import

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

show more ...

Merge remote-tracking branch 'remotes/ehabkost/tags/machine-next-pull-request' into staging

Machine queue, 2018-06-11

* Fix -daemonize hang caused by --preconfig code

# gpg

Merge remote-tracking branch 'remotes/ehabkost/tags/machine-next-pull-request' into staging

Machine queue, 2018-06-11

* Fix -daemonize hang caused by --preconfig code

# gpg: Signature made Mon 11 Jun 2018 18:32:52 BST
# gpg: using RSA key 2807936F984DC5A6
# gpg: Good signature from "Eduardo Habkost <ehabkost@redhat.com>"
# Primary key fingerprint: 5A32 2FD5 ABC4 D3DB ACCF D1AA 2807 936F 984D C5A6

* remotes/ehabkost/tags/machine-next-pull-request:
cli: Don't run early event loop if no --preconfig was specified

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

show more ...

Merge remote-tracking branch 'remotes/ehabkost/tags/x86-next-pull-request' into staging

x86 queue, 2018-06-11

* Support for CPUID[0x8000001D] (AMD Cache Topology Information)
*

Merge remote-tracking branch 'remotes/ehabkost/tags/x86-next-pull-request' into staging

x86 queue, 2018-06-11

* Support for CPUID[0x8000001D] (AMD Cache Topology Information)
* pc bug fix: Remove PC_COMPAT_2_12 from 3.0 machine-types

# gpg: Signature made Mon 11 Jun 2018 18:22:48 BST
# gpg: using RSA key 2807936F984DC5A6
# gpg: Good signature from "Eduardo Habkost <ehabkost@redhat.com>"
# Primary key fingerprint: 5A32 2FD5 ABC4 D3DB ACCF D1AA 2807 936F 984D C5A6

* remotes/ehabkost/tags/x86-next-pull-request:
pc: Remove PC_COMPAT_2_12 from 3.0 machine-types
i386: Populate AMD Processor Cache Information for cpuid 0x8000001D
i386: Clean up cache CPUID code

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

show more ...

iotests: Add case for a corrupted inactive image

Reviewed-by: John Snow <jsnow@redhat.com>
Tested-by: Jeff Cody <jcody@redhat.com>
Reviewed-by: Jeff Cody <jcody@redhat.com>
Signe

iotests: Add case for a corrupted inactive image

Reviewed-by: John Snow <jsnow@redhat.com>
Tested-by: Jeff Cody <jcody@redhat.com>
Reviewed-by: Jeff Cody <jcody@redhat.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
Message-id: 20180606193702.7113-4-mreitz@redhat.com
Signed-off-by: Max Reitz <mreitz@redhat.com>

show more ...

Merge remote-tracking branch 'remotes/kraxel/tags/ui-20180125-pull-request' into staging

ui: convert to keycodedb, fix sign extension
sdl: cleanups, deprecate sdl 1.2

# gpg: Sig

Merge remote-tracking branch 'remotes/kraxel/tags/ui-20180125-pull-request' into staging

ui: convert to keycodedb, fix sign extension
sdl: cleanups, deprecate sdl 1.2

# gpg: Signature made Thu 25 Jan 2018 14:31:47 GMT
# gpg: using RSA key 0x4CB6D8EED3E87138
# 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>"
# Primary key fingerprint: A032 8CFF B93A 17A7 9901 FE7D 4CB6 D8EE D3E8 7138

* remotes/kraxel/tags/ui-20180125-pull-request:
sdl: reorganize -no-frame support
sdl: use ctrl-alt-g as grab hotkey
ui: deprecate use of SDL 1.2 in favour of 2.0 series
ui: ignore hardware keycode 255 on win32
ui: add fix for GTK Pause key handling on Win32
ui: convert GTK and SDL1 frontends to keycodemapdb
ui: convert the SDL2 frontend to keycodemapdb
ui: avoid sign extension using client width/height

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

show more ...

Merge remote-tracking branch 'remotes/mcayland/tags/qemu-sparc-signed' into staging

qemu-sparc update

# gpg: Signature made Thu 25 Jan 2018 13:44:58 GMT
# gpg: us

Merge remote-tracking branch 'remotes/mcayland/tags/qemu-sparc-signed' into staging

qemu-sparc update

# gpg: Signature made Thu 25 Jan 2018 13:44:58 GMT
# gpg: using RSA key 0x5BC2C56FAE0F321F
# gpg: Good signature from "Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>"
# Primary key fingerprint: CC62 1AB9 8E82 200D 915C C9C4 5BC2 C56F AE0F 321F

* remotes/mcayland/tags/qemu-sparc-signed:
sun4u: implement power device
sparc64: convert hw/sparc64/sparc64.c from DPRINTF macros to trace events
sabre: convert from SABRE_DPRINTF macro to trace-events
apb: rename apb.c to sabre.c
sun4u: rename apb variables and constants
apb: rename QOM type from TYPE_APB to TYPE_SABRE
apb: QOMify sabre PCI host bridge
apb: change pbm_pci_host prefix functions to use sabre_pci prefix
apb: rename APB functions to use sabre prefix
simba: rename PBMPCIBridge and QOM types to reflect simba naming
apb: split simba PCI bridge into hw/pci-bridge/simba.c
sparc/leon3 irqmp: fix IRQ software ack

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

show more ...

Merge remote-tracking branch 'remotes/kraxel/tags/vga-20180125-pull-request' into staging

vga: fix for CVE-2018-5683

# gpg: Signature made Thu 25 Jan 2018 09:33:23 GMT
# gpg:

Merge remote-tracking branch 'remotes/kraxel/tags/vga-20180125-pull-request' into staging

vga: fix for CVE-2018-5683

# gpg: Signature made Thu 25 Jan 2018 09:33:23 GMT
# gpg: using RSA key 0x4CB6D8EED3E87138
# 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>"
# Primary key fingerprint: A032 8CFF B93A 17A7 9901 FE7D 4CB6 D8EE D3E8 7138

* remotes/kraxel/tags/vga-20180125-pull-request:
vga: check the validation of memory addr when draw text

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

show more ...

Merge remote-tracking branch 'remotes/vivier2/tags/linux-user-for-2.12-pull-request' into staging

# gpg: Signature made Tue 23 Jan 2018 14:47:41 GMT
# gpg: using RSA key 0

Merge remote-tracking branch 'remotes/vivier2/tags/linux-user-for-2.12-pull-request' into staging

# gpg: Signature made Tue 23 Jan 2018 14:47:41 GMT
# gpg: using RSA key 0xF30C38BD3F2FBE3C
# 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-2.12-pull-request:
linux-user: implement renameat2
page_unprotect(): handle calls to pages that are PAGE_WRITE
linux-user: Propagate siginfo_t through to handle_cpu_signal()
linux-user: remove nmi.c and fw-path-provider.c
linux-user: Add getcpu() support
linux-user: Add AT_SECURE auxval
linux-user: Fix sched_get/setaffinity conversion
linux-user/mmap.c: Avoid choosing NULL as start address
linux-user: Translate flags argument to dup3 syscall
linux-user: Don't use CMSG_ALIGN(sizeof struct cmsghdr)
linux-user: Fix length calculations in host_to_target_cmsg()
linux-user: wrap fork() in a start/end exclusive section
linux-user: Fix locking order in fork_start()

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

show more ...

Merge remote-tracking branch 'remotes/kevin/tags/for-upstream' into staging

Block layer patches

# gpg: Signature made Tue 23 Jan 2018 12:38:36 GMT
# gpg: using RS

Merge remote-tracking branch 'remotes/kevin/tags/for-upstream' into staging

Block layer patches

# gpg: Signature made Tue 23 Jan 2018 12:38:36 GMT
# gpg: using RSA key 0x7F09B272C88F2FD6
# gpg: Good signature from "Kevin Wolf <kwolf@redhat.com>"
# Primary key fingerprint: DC3D EB15 9A9A F95D 3D74 56FE 7F09 B272 C88F 2FD6

* remotes/kevin/tags/for-upstream: (29 commits)
iotests: Disable some tests for compat=0.10
iotests: Split 177 into two parts for compat=0.10
iotests: Make 059 pass on machines with little RAM
iotests: Filter compat-dependent info in 198
iotests: Make 191 work with qcow2 options
iotests: Make 184 image-less
iotests: Make 089 compatible with compat=0.10
iotests: Fix 067 for compat=0.10
iotests: Fix 059's reference output
iotests: Fix 051 for compat=0.10
iotests: Fix 020 for vmdk
iotests: Skip 103 for refcount_bits=1
iotests: Forbid 020 for non-file protocols
iotests: Drop format-specific in _filter_img_info
iotests: Fix _img_info for backslashes
block/vmdk: Add blkdebug events
block/qcow: Add blkdebug events
qcow2: No persistent dirty bitmaps for compat=0.10
block/vmdk: Fix , instead of ; at end of line
qemu-iotests: Fix locking issue in 102
...

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

show more ...

qcow2: Repair unaligned preallocated zero clusters

We can easily repair unaligned preallocated zero clusters by discarding
them, so why not do it?

Signed-off-by: Max Reitz <mrei

qcow2: Repair unaligned preallocated zero clusters

We can easily repair unaligned preallocated zero clusters by discarding
them, so why not do it?

Signed-off-by: Max Reitz <mreitz@redhat.com>
Message-id: 20171110203759.14018-2-mreitz@redhat.com
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>

show more ...

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

# gpg: Signature made Tue 21 Nov 2017 17:01:33 GMT
# gpg: using RSA key 0xBDBE7B27C0DE3057

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

# gpg: Signature made Tue 21 Nov 2017 17:01:33 GMT
# gpg: using RSA key 0xBDBE7B27C0DE3057
# gpg: Good signature from "Jeffrey Cody <jcody@redhat.com>"
# gpg: aka "Jeffrey Cody <jeff@codyprime.org>"
# gpg: aka "Jeffrey Cody <codyprime@gmail.com>"
# Primary key fingerprint: 9957 4B4D 3474 90E7 9D98 D624 BDBE 7B27 C0DE 3057

* remotes/cody/tags/block-pull-request:
qemu-iotest: add test for blockjob coroutine race condition
qemu-iotests: add option in common.qemu for mismatch only
coroutine: abort if we try to schedule or enter a pending coroutine
blockjob: do not allow coroutine double entry or entry-after-completion

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

show more ...

Merge remote-tracking branch 'remotes/kevin/tags/for-upstream' into staging

Block layer patches for 2.11.0-rc2

# gpg: Signature made Tue 21 Nov 2017 15:09:12 GMT
# gpg:

Merge remote-tracking branch 'remotes/kevin/tags/for-upstream' into staging

Block layer patches for 2.11.0-rc2

# gpg: Signature made Tue 21 Nov 2017 15:09:12 GMT
# gpg: using RSA key 0x7F09B272C88F2FD6
# gpg: Good signature from "Kevin Wolf <kwolf@redhat.com>"
# Primary key fingerprint: DC3D EB15 9A9A F95D 3D74 56FE 7F09 B272 C88F 2FD6

* remotes/kevin/tags/for-upstream:
iotests: Fix 176 on 32-bit host
block: Close a BlockDriverState completely even when bs->drv is NULL
block: Error out on load_vm with active dirty bitmaps
block: Add errp to bdrv_all_goto_snapshot()
block: Add errp to bdrv_snapshot_goto()
block: Don't request I/O permission with BDRV_O_NO_IO
block: Don't use BLK_PERM_CONSISTENT_READ for format probing

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

show more ...

block: Close a BlockDriverState completely even when bs->drv is NULL

bdrv_close() skips much of its logic when bs->drv is NULL. This is
fine when we're closing a BlockDriverState that ha

block: Close a BlockDriverState completely even when bs->drv is NULL

bdrv_close() skips much of its logic when bs->drv is NULL. This is
fine when we're closing a BlockDriverState that has just been created
(because e.g the initialization process failed), but it's not enough
in other cases.

For example, when a valid qcow2 image is found to be corrupted then
QEMU marks it as such in the file header and then sets bs->drv to
NULL in order to make the BlockDriverState unusable. When that BDS is
later closed then many of its data structures are not freed (leaking
their memory) and none of its children are detached. This results in
bdrv_close_all() failing to close all BDSs and making this assertion
fail when QEMU is being shut down:

bdrv_close_all: Assertion `QTAILQ_EMPTY(&all_bdrv_states)' failed.

This patch makes bdrv_close() do the full uninitialization process
in all cases. This fixes the problem with corrupted images and still
works fine with freshly created BDSs.

Signed-off-by: Alberto Garcia <berto@igalia.com>
Message-id: 20171106145345.12038-1-berto@igalia.com
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>

show more ...

Merge remote-tracking branch 'remotes/riku/tags/pull-linux-user-20171120' into staging

late linux-user fixes for Qemu 2.11

# gpg: Signature made Mon 20 Nov 2017 21:19:00 GMT
# g

Merge remote-tracking branch 'remotes/riku/tags/pull-linux-user-20171120' into staging

late linux-user fixes for Qemu 2.11

# gpg: Signature made Mon 20 Nov 2017 21:19:00 GMT
# gpg: using RSA key 0xB44890DEDE3C9BC0
# gpg: Good signature from "Riku Voipio <riku.voipio@iki.fi>"
# gpg: aka "Riku Voipio <riku.voipio@linaro.org>"
# Primary key fingerprint: FF82 03C8 C391 98AE 0581 41EF B448 90DE DE3C 9BC0

* remotes/riku/tags/pull-linux-user-20171120:
linux-user: Fix calculation of auxv length
linux-user: Handle rt_sigaction correctly for SPARC
linux-user/sparc: Put address for data faults where linux-user expects it
linux-user/ppc: Report correct fault address for data faults
linux-user/s390x: Mask si_addr for SIGSEGV
linux-user: return EINVAL from prctl(PR_*_SECCOMP)
linux-user: fix 'finshed' typo in comment
linux-user/syscall.c: Handle SH4's exceptional alignment for p{read, write}64
linux-user: Handle TARGET_MAP_STACK and TARGET_MAP_HUGETLB
linux-user/hppa: Fix TARGET_F_RDLCK, TARGET_F_WRLCK, TARGET_F_UNLCK
linux-user/hppa: Fix TARGET_MAP_TYPE
linux-user/hppa: Fix typo for TARGET_NR_epoll_wait
linux-user/hppa: Fix cpu_clone_regs
linux-user/hppa: Fix TARGET_SA_* defines
linux-user: Restrict usage of sa_restorer

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

show more ...

Merge remote-tracking branch 'remotes/kevin/tags/for-upstream' into staging

Block layer patches for 2.11.0-rc2

# gpg: Signature made Fri 17 Nov 2017 17:58:36 GMT
# gpg:

Merge remote-tracking branch 'remotes/kevin/tags/for-upstream' into staging

Block layer patches for 2.11.0-rc2

# gpg: Signature made Fri 17 Nov 2017 17:58:36 GMT
# gpg: using RSA key 0x7F09B272C88F2FD6
# gpg: Good signature from "Kevin Wolf <kwolf@redhat.com>"
# Primary key fingerprint: DC3D EB15 9A9A F95D 3D74 56FE 7F09 B272 C88F 2FD6

* remotes/kevin/tags/for-upstream: (25 commits)
iotests: Make 087 pass without AIO enabled
block: Make bdrv_next() keep strong references
qcow2: Fix overly broad madvise()
qcow2: Refuse to get unaligned offsets from cache
qcow2: Add bounds check to get_refblock_offset()
block: Guard against NULL bs->drv
qcow2: Unaligned zero cluster in handle_alloc()
qcow2: check_errors are fatal
qcow2: reject unaligned offsets in write compressed
iotests: Add test for failing qemu-img commit
tests: Add check-qobject for equality tests
iotests: Add test for non-string option reopening
block: qobject_is_equal() in bdrv_reopen_prepare()
qapi: Add qobject_is_equal()
qapi/qlist: Add qlist_append_null() macro
qapi/qnull: Add own header
qcow2: fix image corruption on commit with persistent bitmap
iotests: test clearing unknown autoclear_features by qcow2
block: Fix permissions in image activation
qcow2: fix image corruption after committing qcow2 image into base
...

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

show more ...

qcow2: Refuse to get unaligned offsets from cache

Instead of using an assertion, it is better to emit a corruption event
here. Checking all offsets for correct alignment can be tedious

qcow2: Refuse to get unaligned offsets from cache

Instead of using an assertion, it is better to emit a corruption event
here. Checking all offsets for correct alignment can be tedious and it
is easily possible to forget to do so. qcow2_cache_do_get() is a
function every L2 and refblock access has to go through, so this is a
good central point to add such a check.

And for good measure, let us also add an assertion that the offset is
non-zero. Making this a corruption event is not feasible, because a
zero offset usually means something special (such as the cluster is
unused), so all callers should be checking this anyway. If they do not,
it is their fault, hence the assertion here.

Signed-off-by: Max Reitz <mreitz@redhat.com>
Message-id: 20171110203111.7666-6-mreitz@redhat.com
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Alberto Garcia <berto@igalia.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>

show more ...