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4 years agoUpdate version for v4.1.0-rc4 release v4.1.0-rc4
Peter Maydell [Tue, 6 Aug 2019 16:05:21 +0000 (17:05 +0100)] 
Update version for v4.1.0-rc4 release

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
4 years agocompat: disable edid on virtio-gpu base device
Cornelia Huck [Tue, 6 Aug 2019 11:58:19 +0000 (13:58 +0200)] 
compat: disable edid on virtio-gpu base device

'edid' is a property of the virtio-gpu base device, so turning
it off on virtio-gpu-pci is not enough (it misses -ccw). Turn
it off on the base device instead.

Fixes: 0a71966253c8 ("edid: flip the default to enabled")
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
Reviewed-by: Gerd Hoffmann <kraxel@redhat.com>
Message-id: 20190806115819.16026-1-cohuck@redhat.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
4 years agoMerge remote-tracking branch 'remotes/maxreitz/tags/pull-block-2019-08-06' into staging
Peter Maydell [Tue, 6 Aug 2019 12:40:31 +0000 (13:40 +0100)] 
Merge remote-tracking branch 'remotes/maxreitz/tags/pull-block-2019-08-06' into staging

Block patches for 4.1.0-rc4:
- Fix the backup block job when using copy offloading
- Fix the mirror block job when using the write-blocking copy mode
- Fix incremental backups after the image has been grown with the
  respective bitmap attached to it

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* remotes/maxreitz/tags/pull-block-2019-08-06:
  block/backup: disable copy_range for compressed backup
  iotests: Test unaligned blocking mirror write
  mirror: Only mirror granularity-aligned chunks
  iotests: Test incremental backup after truncation
  util/hbitmap: update orig_size on truncate
  iotests: Test backup job with two guest writes
  backup: Copy only dirty areas

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
4 years agoblock/backup: disable copy_range for compressed backup
Vladimir Sementsov-Ogievskiy [Tue, 30 Jul 2019 16:32:50 +0000 (19:32 +0300)] 
block/backup: disable copy_range for compressed backup

Enabled by default copy_range ignores compress option. It's definitely
unexpected for user.

It's broken since introduction of copy_range usage in backup in
9ded4a011496.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-id: 20190730163251.755248-3-vsementsov@virtuozzo.com
Reviewed-by: John Snow <jsnow@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Cc: qemu-stable@nongnu.org
Signed-off-by: Max Reitz <mreitz@redhat.com>
4 years agoiotests: Test unaligned blocking mirror write
Max Reitz [Mon, 5 Aug 2019 11:35:26 +0000 (13:35 +0200)] 
iotests: Test unaligned blocking mirror write

Signed-off-by: Max Reitz <mreitz@redhat.com>
Message-id: 20190805113526.20319-1-mreitz@redhat.com
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
4 years agomirror: Only mirror granularity-aligned chunks
Max Reitz [Mon, 5 Aug 2019 15:33:08 +0000 (17:33 +0200)] 
mirror: Only mirror granularity-aligned chunks

In write-blocking mode, all writes to the top node directly go to the
target.  We must only mirror chunks of data that are aligned to the
job's granularity, because that is how the dirty bitmap works.
Therefore, the request alignment for writes must be the job's
granularity (in write-blocking mode).

Unfortunately, this forces all reads and writes to have the same
granularity (we only need this alignment for writes to the target, not
the source), but that is something to be fixed another time.

Cc: qemu-stable@nongnu.org
Signed-off-by: Max Reitz <mreitz@redhat.com>
Message-id: 20190805153308.2657-1-mreitz@redhat.com
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Fixes: d06107ade0ce74dc39739bac80de84b51ec18546
Signed-off-by: Max Reitz <mreitz@redhat.com>
4 years agoiotests: Test incremental backup after truncation
Max Reitz [Mon, 5 Aug 2019 15:28:40 +0000 (17:28 +0200)] 
iotests: Test incremental backup after truncation

Signed-off-by: Max Reitz <mreitz@redhat.com>
Message-id: 20190805152840.32190-1-mreitz@redhat.com
Signed-off-by: Max Reitz <mreitz@redhat.com>
4 years agoutil/hbitmap: update orig_size on truncate
Vladimir Sementsov-Ogievskiy [Mon, 5 Aug 2019 12:01:20 +0000 (15:01 +0300)] 
util/hbitmap: update orig_size on truncate

Without this, hbitmap_next_zero and hbitmap_next_dirty_area are broken
after truncate. So, orig_size is broken since it's introduction in
76d570dc495c56bb.

Fixes: 76d570dc495c56bb
Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-id: 20190805120120.23585-1-vsementsov@virtuozzo.com
Reviewed-by: Max Reitz <mreitz@redhat.com>
Cc: qemu-stable@nongnu.org
Signed-off-by: Max Reitz <mreitz@redhat.com>
4 years agoiotests: Test backup job with two guest writes
Max Reitz [Thu, 1 Aug 2019 17:39:00 +0000 (19:39 +0200)] 
iotests: Test backup job with two guest writes

Perform two guest writes to not yet backed up areas of an image, where
the former touches an inner area of the latter.

Before HEAD^, copy offloading broke this in two ways:
(1) The target image differs from the reference image (what the source
    was when the backup started).
(2) But you will not see that in the failing output, because the job
    offset is reported as being greater than the job length.  This is
    because one cluster is copied twice, and thus accounted for twice,
    but of course the job length does not increase.

Signed-off-by: Max Reitz <mreitz@redhat.com>
Message-id: 20190801173900.23851-3-mreitz@redhat.com
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Tested-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
4 years agobackup: Copy only dirty areas
Max Reitz [Thu, 1 Aug 2019 17:38:59 +0000 (19:38 +0200)] 
backup: Copy only dirty areas

The backup job must only copy areas that the copy_bitmap reports as
dirty.  This is always the case when using traditional non-offloading
backup, because it copies each cluster separately.  When offloading the
copy operation, we sometimes copy more than one cluster at a time, but
we only check whether the first one is dirty.

Therefore, whenever copy offloading is possible, the backup job
currently produces wrong output when the guest writes to an area of
which an inner part has already been backed up, because that inner part
will be re-copied.

Fixes: 9ded4a0114968e98b41494fc035ba14f84cdf700
Signed-off-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-id: 20190801173900.23851-2-mreitz@redhat.com
Cc: qemu-stable@nongnu.org
Signed-off-by: Max Reitz <mreitz@redhat.com>
4 years agoMerge remote-tracking branch 'remotes/philmd-gitlab/tags/edk2-next-20190803' into...
Peter Maydell [Mon, 5 Aug 2019 10:05:36 +0000 (11:05 +0100)] 
Merge remote-tracking branch 'remotes/philmd-gitlab/tags/edk2-next-20190803' into staging

A harmless build-sys patch that fixes a regression affecting Linux
distributions packaging QEMU.

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# Primary key fingerprint: FAAB E75E 1291 7221 DCFD  6BB2 E3E3 2C2C DEAD C0DE

* remotes/philmd-gitlab/tags/edk2-next-20190803:
  Makefile: remove DESTDIR from firmware file content

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
4 years agoMakefile: remove DESTDIR from firmware file content
Olaf Hering [Thu, 30 May 2019 19:28:11 +0000 (21:28 +0200)] 
Makefile: remove DESTDIR from firmware file content

The resulting firmware files should only contain the runtime path.
Fixes commit 26ce90fde5c ("Makefile: install the edk2 firmware images
and their descriptors")

Signed-off-by: Olaf Hering <olaf@aepfle.de>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Message-Id: <20190530192812.17637-1-olaf@aepfle.de>
Fixes: https://bugs.launchpad.net/qemu/+bug/1838703
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
4 years agotarget/arm: Avoid bogus NSACR traps on M-profile without Security Extension
Peter Maydell [Thu, 1 Aug 2019 10:57:42 +0000 (11:57 +0100)] 
target/arm: Avoid bogus NSACR traps on M-profile without Security Extension

In Arm v8.0 M-profile CPUs without the Security Extension and also in
v7M CPUs, there is no NSACR register. However, the code we have to handle
the FPU does not always check whether the ARM_FEATURE_M_SECURITY bit
is set before testing whether env->v7m.nsacr permits access to the
FPU. This means that for a CPU with an FPU but without the Security
Extension we would always take a bogus fault when trying to stack
the FPU registers on an exception entry.

We could fix this by adding extra feature bit checks for all uses,
but it is simpler to just make the internal value of nsacr 0xcff
("all non-secure accesses allowed"), since this is not guest
visible when the Security Extension is not present. This allows
us to continue to follow the Arm ARM pseudocode which takes a
similar approach. (In particular, in the v8.1 Arm ARM the register
is documented as reading as 0xcff in this configuration.)

Fixes: https://bugs.launchpad.net/qemu/+bug/1838475
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Damien Hedde <damien.hedde@greensocs.com>
Message-id: 20190801105742.20036-1-peter.maydell@linaro.org

4 years agoMerge remote-tracking branch 'remotes/elmarco/tags/slirp-CVE-2019-14378-pull-request...
Peter Maydell [Fri, 2 Aug 2019 12:06:03 +0000 (13:06 +0100)] 
Merge remote-tracking branch 'remotes/elmarco/tags/slirp-CVE-2019-14378-pull-request' into staging

Slirp CVE-2019-14378 pull request

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# gpg:                issuer "marcandre.lureau@redhat.com"
# gpg: Good signature from "Marc-André Lureau <marcandre.lureau@redhat.com>" [full]
# gpg:                 aka "Marc-André Lureau <marcandre.lureau@gmail.com>" [full]
# Primary key fingerprint: 87A9 BD93 3F87 C606 D276  F62D DAE8 E109 7596 9CE5

* remotes/elmarco/tags/slirp-CVE-2019-14378-pull-request:
  slirp: update with CVE-2019-14378 fix

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
4 years agoslirp: update with CVE-2019-14378 fix
Marc-André Lureau [Fri, 2 Aug 2019 11:14:56 +0000 (15:14 +0400)] 
slirp: update with CVE-2019-14378 fix

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
4 years agoUpdate version for v4.1.0-rc3 release v4.1.0-rc3
Peter Maydell [Tue, 30 Jul 2019 21:02:05 +0000 (22:02 +0100)] 
Update version for v4.1.0-rc3 release

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
4 years agoMerge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging
Peter Maydell [Tue, 30 Jul 2019 19:53:26 +0000 (20:53 +0100)] 
Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging

pci: bugfix

A last minute fix to cross-version migration.
Better late than never.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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* remotes/mst/tags/for_upstream:
  pcie_root_port: Disable ACS on older machines
  pcie_root_port: Allow ACS to be disabled

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
4 years agopcie_root_port: Disable ACS on older machines
Dr. David Alan Gilbert [Tue, 30 Jul 2019 09:37:19 +0000 (10:37 +0100)] 
pcie_root_port: Disable ACS on older machines

ACS got added in 4.0 unconditionally,  that broke older<->4.0 migration
where there was a PCIe root port.
Fix this by turning it off for 3.1 and older machines; note this
fixes compatibility for older QEMUs but breaks compatibility with 4.0
for older machine types.

    machine type    source qemu   dest qemu
       3.1             3.1           4.0        broken
       3.1             3.1           4.1rc2     broken
       3.1             3.1           4.1+this   OK ++
       3.1             4.0           4.1rc2     OK
       3.1             4.0           4.1+this   broken --
       4.0             4.0           4.1rc2     OK
       4.0             4.0           4.1+this   OK

So we gain and lose; the consensus seems to be treat this as a
fix for older machine types.

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <20190730093719.12958-3-dgilbert@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
4 years agopcie_root_port: Allow ACS to be disabled
Dr. David Alan Gilbert [Tue, 30 Jul 2019 09:37:18 +0000 (10:37 +0100)] 
pcie_root_port: Allow ACS to be disabled

ACS was added in 4.0 unconditionally, this breaks migration
compatibility.
Allow ACS to be disabled by adding a property that's
checked by pcie_root_port.

Unfortunately pcie-root-port doesn't have any instance data,
so there's no where for that flag to live, so stuff it into
PCIESlot.

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <20190730093719.12958-2-dgilbert@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
4 years agotarget/arm: Deliver BKPT/BRK exceptions to correct exception level
Peter Maydell [Tue, 30 Jul 2019 13:25:22 +0000 (14:25 +0100)] 
target/arm: Deliver BKPT/BRK exceptions to correct exception level

Most Arm architectural debug exceptions (eg watchpoints) are ignored
if the configured "debug exception level" is below the current
exception level (so for example EL1 can't arrange to get debug exceptions
for EL2 execution). Exceptions generated by the BRK or BPKT instructions
are a special case -- they must always cause an exception, so if
we're executing above the debug exception level then we
must take them to the current exception level.

This fixes a bug where executing BRK at EL2 could result in an
exception being taken at EL1 (which is strictly forbidden by the
architecture).

Fixes: https://bugs.launchpad.net/qemu/+bug/1838277
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-id: 20190730132522.27086-1-peter.maydell@linaro.org

4 years agoMerge remote-tracking branch 'remotes/kevin/tags/for-upstream' into staging
Peter Maydell [Tue, 30 Jul 2019 15:35:17 +0000 (16:35 +0100)] 
Merge remote-tracking branch 'remotes/kevin/tags/for-upstream' into staging

Block layer patches:

- fdc: Fix inserting read-only media in empty drive

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* remotes/kevin/tags/for-upstream:
  iotests/118: Test inserting a read-only medium
  fdc: Fix inserting read-only media in empty drive

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
4 years agoiotests/118: Test inserting a read-only medium
Kevin Wolf [Tue, 30 Jul 2019 14:50:52 +0000 (16:50 +0200)] 
iotests/118: Test inserting a read-only medium

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: John Snow <jsnow@redhat.com>
4 years agofdc: Fix inserting read-only media in empty drive
Kevin Wolf [Tue, 30 Jul 2019 13:37:08 +0000 (15:37 +0200)] 
fdc: Fix inserting read-only media in empty drive

In order to insert a read-only medium (i.e. a read-only block node) to
the BlockBackend of a floppy drive, we must not have taken write
permissions on that BlockBackend, or the operation will fail with the
error message "Block node is read-only".

The device already takes care to remove all permissions when the medium
is ejected, but the state isn't correct if the drive is initially empty:
It uses blk_is_read_only() to check whether write permissions should be
taken, but this function returns false for empty BlockBackends in the
common case.

Fix floppy_drive_realize() to avoid taking write permissions if the
drive is empty.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: John Snow <jsnow@redhat.com>
4 years agoMerge remote-tracking branch 'remotes/maxreitz/tags/pull-block-2019-07-30' into staging
Peter Maydell [Tue, 30 Jul 2019 13:23:07 +0000 (14:23 +0100)] 
Merge remote-tracking branch 'remotes/maxreitz/tags/pull-block-2019-07-30' into staging

Block patch for 4.1.0-rc3:
- Fix CID 1403771 in block/nvme.c

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* remotes/maxreitz/tags/pull-block-2019-07-30:
  nvme: Limit blkshift to 12 (for 4 kB blocks)

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
4 years agonvme: Limit blkshift to 12 (for 4 kB blocks)
Max Reitz [Tue, 30 Jul 2019 11:48:12 +0000 (13:48 +0200)] 
nvme: Limit blkshift to 12 (for 4 kB blocks)

Linux does not support blocks greater than 4 kB anyway, so we might as
well limit blkshift to 12 and thus save us from some potential trouble.

Reported-by: Peter Maydell <peter.maydell@linaro.org>
Suggested-by: Maxim Levitsky <mlevitsk@redhat.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
Message-id: 20190730114812.10493-1-mreitz@redhat.com
Reviewed-by: Maxim Levitsky <mlevitsk@redhat.com>
Coverity: CID 1403771
Signed-off-by: Max Reitz <mreitz@redhat.com>
4 years agoMerge remote-tracking branch 'remotes/kevin/tags/for-upstream' into staging
Peter Maydell [Tue, 30 Jul 2019 11:25:34 +0000 (12:25 +0100)] 
Merge remote-tracking branch 'remotes/kevin/tags/for-upstream' into staging

Block layer patches:

- scsi-cd: Fix inserting read-only media in empty drive
- block/copy-on-read: Fix permissions for inactive node
- Test case fixes

# gpg: Signature made Tue 30 Jul 2019 12:21:48 BST
# 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:
  scsi-cd: Fix inserting read-only media in empty drive
  block/copy-on-read: Fix permissions for inactive node
Fixes: add read-zeroes to 051.out
  tests/multiboot: Fix load address of test kernels

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
4 years agoscsi-cd: Fix inserting read-only media in empty drive
Kevin Wolf [Mon, 29 Jul 2019 16:33:33 +0000 (18:33 +0200)] 
scsi-cd: Fix inserting read-only media in empty drive

scsi-disks decides whether it has a read-only device by looking at
whether the BlockBackend specified as drive=... is read-only. In the
case of an anonymous BlockBackend (with a node name specified in
drive=...), this is the read-only flag of the attached node. In the case
of an empty anonymous BlockBackend, it's always read-write because
nothing prevented it from being read-write.

This is a problem because scsi-cd would take write permissions on the
anonymous BlockBackend of an empty drive created without a drive=...
option. Using blockdev-insert-medium with a read-only node fails then
with the error message "Block node is read-only".

Fix scsi_realize() so that scsi-cd devices always take read-only
permissions on their BlockBackend instead.

Fixes: https://bugzilla.redhat.com/show_bug.cgi?id=1733920
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
4 years agoblock/copy-on-read: Fix permissions for inactive node
Kevin Wolf [Mon, 29 Jul 2019 10:45:14 +0000 (12:45 +0200)] 
block/copy-on-read: Fix permissions for inactive node

The copy-on-read drive must not request the WRITE_UNCHANGED permission
for its child if the node is inactive, otherwise starting a migration
destination with -incoming will fail because the child cannot provide
write access yet:

  qemu-system-x86_64: -blockdev copy-on-read,file=img,node-name=cor: Block node is read-only

Earlier QEMU versions additionally ran into an abort() on the migration
source side: bdrv_inactivate_recurse() failed to update permissions.
This is silently ignored today because it was only supposed to loosen
restrictions. This is the symptom that was originally reported here:

  https://bugzilla.redhat.com/show_bug.cgi?id=1733022

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
4 years agoFixes: add read-zeroes to 051.out
Andrey Shinkevich [Thu, 25 Jul 2019 12:00:50 +0000 (15:00 +0300)] 
Fixes: add read-zeroes to 051.out
The patch "iotests: Set read-zeroes on in null block driver for Valgrind"
with the commit ID a6862418fec4072 needs the change in 051.out when
compared against on the s390 system.

Fixes: a6862418fec40727b392c86dc13d9ec980efcb15
Reported-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Andrey Shinkevich <andrey.shinkevich@virtuozzo.com>
Tested-by: Christian Borntraeger <borntraeger@de.ibm.com>
Reviewed-by: John Snow <jsnow@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
4 years agotests/multiboot: Fix load address of test kernels
Kevin Wolf [Mon, 22 Jul 2019 09:26:15 +0000 (11:26 +0200)] 
tests/multiboot: Fix load address of test kernels

While older toolchains produced binaries where the physical load address
of ELF segments was the same as the virtual address, newer versions seem
to choose a different physical address if it isn't specified explicitly.
The means that the test kernel doesn't use the right addresses to access
e.g. format strings any more and the whole output disappears, causing
all test cases to fail.

Fix this by specifying the physical load address of sections explicitly.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
4 years agoMerge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging
Peter Maydell [Tue, 30 Jul 2019 08:43:32 +0000 (09:43 +0100)] 
Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging

virtio, pc: fixes

A couple of last minute bugfixes.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
# gpg: Signature made Mon 29 Jul 2019 22:13:22 BST
# gpg:                using RSA key 281F0DB8D28D5469
# gpg: Good signature from "Michael S. Tsirkin <mst@kernel.org>" [full]
# gpg:                 aka "Michael S. Tsirkin <mst@redhat.com>" [full]
# 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:
  pc-dimm: fix crash when invalid slot number is used
  Revert "hw: report invalid disable-legacy|modern usage for virtio-1-only devs"
  Revert "Revert "globals: Allow global properties to be optional""

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
4 years agopc-dimm: fix crash when invalid slot number is used
Igor Mammedov [Tue, 23 Jul 2019 16:08:59 +0000 (12:08 -0400)] 
pc-dimm: fix crash when invalid slot number is used

QEMU will crash with:
  Segmentation fault (core dumped)
when negative slot number is used, ex:
  qemu-system-x86_64 -m 1G,maxmem=20G,slots=256 \
      -object memory-backend-ram,id=mem1,size=1G \
      -device pc-dimm,id=dimm1,memdev=mem1,slot=-2

fix it by checking that slot number is within valid range.

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Message-Id: <20190723160859.27250-1-imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Reviewed-by: Li Qiang <liq3ea@gmail.com>
Signed-off-by: Igor Mammedov &lt;<a href="mailto:imammedo@redhat.com" target="_blank">imammedo@redhat.com</a>&gt;<br></blockquote><div><br></div><div>Reviewed-by: Li Qiang &lt;<a href="mailto:liq3ea@gmail.com">liq3ea@gmail.com</a>&gt;<br></div><div> </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
Reviewed-by: Pankaj Gupta <pagupta@redhat.com>
4 years agoRevert "hw: report invalid disable-legacy|modern usage for virtio-1-only devs"
Dr. David Alan Gilbert [Mon, 29 Jul 2019 16:29:03 +0000 (17:29 +0100)] 
Revert "hw: report invalid disable-legacy|modern usage for virtio-1-only devs"

This reverts commit f2784eed306449c3d04a71a05ed6463b8289aedf
since that accidentally removes the PCIe capabilities from virtio
devices because virtio_pci_dc_realize is called before the new 'mode'
flag is set.

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <20190729162903.4489-3-dgilbert@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
4 years agoRevert "Revert "globals: Allow global properties to be optional""
Dr. David Alan Gilbert [Mon, 29 Jul 2019 16:29:02 +0000 (17:29 +0100)] 
Revert "Revert "globals: Allow global properties to be optional""

This reverts commit 8fa70dbd8bb478d9483c1da3e9976a2d86b3f9a0.

Because we're about to revert it's neighbour and thus uses an optional
again.

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <20190729162903.4489-2-dgilbert@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
4 years agoMerge remote-tracking branch 'remotes/ehabkost/tags/x86-next-pull-request' into staging
Peter Maydell [Mon, 29 Jul 2019 16:11:18 +0000 (17:11 +0100)] 
Merge remote-tracking branch 'remotes/ehabkost/tags/x86-next-pull-request' into staging

x86 queue for 4.1

* Rename and fix SnowRidge CPU model (Paul Lai)

# gpg: Signature made Mon 29 Jul 2019 17:09:34 BST
# gpg:                using RSA key 5A322FD5ABC4D3DBACCFD1AA2807936F984DC5A6
# gpg:                issuer "ehabkost@redhat.com"
# gpg: Good signature from "Eduardo Habkost <ehabkost@redhat.com>" [full]
# Primary key fingerprint: 5A32 2FD5 ABC4 D3DB ACCF  D1AA 2807 936F 984D C5A6

* remotes/ehabkost/tags/x86-next-pull-request:
  i386: Fix Snowridge CPU model name and features

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
4 years agoi386: Fix Snowridge CPU model name and features
Paul Lai [Tue, 16 Jul 2019 15:58:08 +0000 (08:58 -0700)] 
i386: Fix Snowridge CPU model name and features

Changing the name to Snowridge from SnowRidge-Server.
There is no client model of Snowridge, so "-Server" is unnecessary.

Removing CPUID_EXT_VMX from Snowridge cpu feature list.

Signed-off-by: Paul Lai <paul.c.lai@intel.com>
Tested-by: Tao3 Xu <tao3.xu@intel.com>
Message-Id: <20190716155808.25010-1-paul.c.lai@intel.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
4 years agoMerge remote-tracking branch 'remotes/jasowang/tags/net-pull-request' into staging
Peter Maydell [Mon, 29 Jul 2019 11:04:53 +0000 (12:04 +0100)] 
Merge remote-tracking branch 'remotes/jasowang/tags/net-pull-request' into staging

# gpg: Signature made Mon 29 Jul 2019 09:30:48 BST
# gpg:                using RSA key EF04965B398D6211
# gpg: Good signature from "Jason Wang (Jason Wang on RedHat) <jasowang@redhat.com>" [marginal]
# gpg: WARNING: This key is not certified with sufficiently trusted signatures!
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# Primary key fingerprint: 215D 46F4 8246 689E C77F  3562 EF04 965B 398D 6211

* remotes/jasowang/tags/net-pull-request:
  net/colo-compare.c: Fix memory leak and code style issue.
  net: tap: replace snprintf with g_strdup_printf calls
  qemu-bridge-helper: move repeating code in parse_acl_file
  qemu-bridge-helper: restrict interface name to IFNAMSIZ
  e1000: don't raise interrupt in pre_save()

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
4 years agoMerge remote-tracking branch 'remotes/dgibson/tags/ppc-for-4.1-20190728' into staging
Peter Maydell [Mon, 29 Jul 2019 10:34:54 +0000 (11:34 +0100)] 
Merge remote-tracking branch 'remotes/dgibson/tags/ppc-for-4.1-20190728' into staging

ppc patch queue (for 4.1) 2019-07-28

Here's a pull request for qemu-4.1, which I hope will be the last from
the ppc tree.  This applies a couple of last minute fixes for the XIVE
code.

# gpg: Signature made Sun 28 Jul 2019 07:42:11 BST
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# gpg: Good signature from "David Gibson <david@gibson.dropbear.id.au>" [full]
# gpg:                 aka "David Gibson (Red Hat) <dgibson@redhat.com>" [full]
# gpg:                 aka "David Gibson (ozlabs.org) <dgibson@ozlabs.org>" [full]
# gpg:                 aka "David Gibson (kernel.org) <dwg@kernel.org>" [unknown]
# Primary key fingerprint: 75F4 6586 AE61 A66C C44E  87DC 6C38 CACA 20D9 B392

* remotes/dgibson/tags/ppc-for-4.1-20190728:
  xics/kvm: Fix fallback to emulated XICS
  spapr/irq: Inform the user when falling back to emulated IC

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
4 years agoMerge remote-tracking branch 'remotes/palmer/tags/riscv-for-master-4.1-rc3' into...
Peter Maydell [Mon, 29 Jul 2019 09:14:24 +0000 (10:14 +0100)] 
Merge remote-tracking branch 'remotes/palmer/tags/riscv-for-master-4.1-rc3' into staging

RISC-V Patch for 4.1-rc3

This contains a single patch that fixes the warning introduced as part
of the OpenSBI integration.

# gpg: Signature made Sat 27 Jul 2019 00:04:19 BST
# gpg:                using RSA key 00CE76D1834960DFCE886DF8EF4CA1502CCBAB41
# gpg:                issuer "palmer@dabbelt.com"
# gpg: Good signature from "Palmer Dabbelt <palmer@dabbelt.com>" [unknown]
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* remotes/palmer/tags/riscv-for-master-4.1-rc3:
  riscv/boot: Fixup the RISC-V firmware warning

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
4 years agonet/colo-compare.c: Fix memory leak and code style issue.
Zhang Chen [Mon, 22 Jul 2019 17:18:28 +0000 (01:18 +0800)] 
net/colo-compare.c: Fix memory leak and code style issue.

This patch to fix the origin "char *data" memory leak, code style issue
and add necessary check here.
Reported-by: Coverity (CID 1402785)
Signed-off-by: Zhang Chen <chen.zhang@intel.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Jason Wang <jasowang@redhat.com>
4 years agonet: tap: replace snprintf with g_strdup_printf calls
Prasad J Pandit [Tue, 23 Jul 2019 10:47:54 +0000 (16:17 +0530)] 
net: tap: replace snprintf with g_strdup_printf calls

When invoking qemu-bridge-helper in 'net_bridge_run_helper',
instead of using fixed sized buffers, use dynamically allocated
ones initialised and returned by g_strdup_printf().

Signed-off-by: Prasad J Pandit <pjp@fedoraproject.org>
Reviewed-by: Li Qiang <liq3ea@gmail.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
4 years agoqemu-bridge-helper: move repeating code in parse_acl_file
Prasad J Pandit [Tue, 23 Jul 2019 10:47:53 +0000 (16:17 +0530)] 
qemu-bridge-helper: move repeating code in parse_acl_file

Move repeating error handling sequence in parse_acl_file routine
to an 'err' label.

Signed-off-by: Prasad J Pandit <pjp@fedoraproject.org>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Li Qiang <liq3ea@gmail.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
4 years agoqemu-bridge-helper: restrict interface name to IFNAMSIZ
Prasad J Pandit [Tue, 23 Jul 2019 10:47:52 +0000 (16:17 +0530)] 
qemu-bridge-helper: restrict interface name to IFNAMSIZ

The network interface name in Linux is defined to be of size
IFNAMSIZ(=16), including the terminating null('\0') byte.
The same is applied to interface names read from 'bridge.conf'
file to form ACL rules. If user supplied '--br=bridge' name
is not restricted to the same length, it could lead to ACL bypass
issue. Restrict interface name to IFNAMSIZ, including null byte.

Reported-by: Riccardo Schirone <rschiron@redhat.com>
Signed-off-by: Prasad J Pandit <pjp@fedoraproject.org>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Li Qiang <liq3ea@gmail.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
4 years agoe1000: don't raise interrupt in pre_save()
Jason Wang [Wed, 10 Jul 2019 03:52:53 +0000 (11:52 +0800)] 
e1000: don't raise interrupt in pre_save()

We should not raise any interrupt after VM has been stopped but this
is what e1000 currently did when mit timer is active in
pre_save(). Fixing this by scheduling a timer in post_load() which can
make sure the interrupt was raised when VM is running.

Reported-and-tested-by: Longpeng <longpeng2@huawei.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
4 years agoxics/kvm: Fix fallback to emulated XICS
Greg Kurz [Wed, 24 Jul 2019 16:57:20 +0000 (18:57 +0200)] 
xics/kvm: Fix fallback to emulated XICS

Commit 4812f2615288 tried to fix rollback path of xics_kvm_connect() but
it isn't enough. If we fail to create the KVM device, the guest fails
to boot later on with:

[    0.010817] pci 0000:00:00.0: Adding to iommu group 0
[    0.010863] irq: unknown-1 didn't like hwirq-0x1200 to VIRQ17 mapping (rc=-22)
[    0.010923] pci 0000:00:01.0: Adding to iommu group 0
[    0.010968] irq: unknown-1 didn't like hwirq-0x1201 to VIRQ17 mapping (rc=-22)
[    0.011543] EEH: No capable adapters found
[    0.011597] irq: unknown-1 didn't like hwirq-0x1000 to VIRQ17 mapping (rc=-22)
[    0.011651] audit: type=2000 audit(1563977526.000:1): state=initialized audit_enabled=0 res=1
[    0.011703] ------------[ cut here ]------------
[    0.011729] event-sources: Unable to allocate interrupt number for /event-sources/epow-events
[    0.011776] WARNING: CPU: 0 PID: 1 at arch/powerpc/platforms/pseries/event_sources.c:34 request_event_sources_irqs+0xbc/0x150
[    0.011828] Modules linked in:
[    0.011850] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.1.17-300.fc30.ppc64le #1
[    0.011886] NIP:  c0000000000d4fac LR: c0000000000d4fa8 CTR: c0000000018f0000
[    0.011923] REGS: c00000001e4c38d0 TRAP: 0700   Not tainted  (5.1.17-300.fc30.ppc64le)
[    0.011966] MSR:  8000000002029033 <SF,VEC,EE,ME,IR,DR,RI,LE>  CR: 28000284  XER: 20040000
[    0.012012] CFAR: c00000000011b42c IRQMASK: 0
[    0.012012] GPR00: c0000000000d4fa8 c00000001e4c3b60 c0000000015fc400 0000000000000051
[    0.012012] GPR04: 0000000000000001 0000000000000000 0000000000000081 772d6576656e7473
[    0.012012] GPR08: 000000001edf0000 c0000000014d4830 c0000000014d4830 6e6576652f20726f
[    0.012012] GPR12: 0000000000000000 c0000000018f0000 c000000000010bf0 0000000000000000
[    0.012012] GPR16: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
[    0.012012] GPR20: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
[    0.012012] GPR24: 0000000000000000 0000000000000000 c000000000ebbf00 c0000000000d5570
[    0.012012] GPR28: c000000000ebc008 c00000001fff8248 0000000000000000 0000000000000000
[    0.012372] NIP [c0000000000d4fac] request_event_sources_irqs+0xbc/0x150
[    0.012409] LR [c0000000000d4fa8] request_event_sources_irqs+0xb8/0x150
[    0.012445] Call Trace:
[    0.012462] [c00000001e4c3b60] [c0000000000d4fa8] request_event_sources_irqs+0xb8/0x150 (unreliable)
[    0.012513] [c00000001e4c3bf0] [c000000001042848] __machine_initcall_pseries_init_ras_IRQ+0xc8/0xf8
[    0.012563] [c00000001e4c3c20] [c000000000010810] do_one_initcall+0x60/0x254
[    0.012611] [c00000001e4c3cf0] [c000000001024538] kernel_init_freeable+0x35c/0x444
[    0.012655] [c00000001e4c3db0] [c000000000010c14] kernel_init+0x2c/0x148
[    0.012693] [c00000001e4c3e20] [c00000000000bdc4] ret_from_kernel_thread+0x5c/0x78
[    0.012736] Instruction dump:
[    0.012759] 38a00000 7c7f1b78 7f64db78 2c1f0000 2fbf0000 78630020 4180002c 409effa8
[    0.012805] 7fa4eb78 7f43d378 48046421 60000000 <0fe000003bde0001 2c1e0010 7fde07b4
[    0.012851] ---[ end trace aa5785707323fad3 ]---

This happens because QEMU fell back on XICS emulation but didn't unregister
the RTAS calls from KVM. The emulated RTAS calls are hence never called and
the KVM ones return an error to the guest since the KVM device is absent.

The sanity checks in xics_kvm_disconnect() are abusive since we're freeing
the KVM device. Simply drop them.

Fixes: 4812f2615288 "xics/kvm: Add proper rollback to xics_kvm_init()"
Signed-off-by: Greg Kurz <groug@kaod.org>
Message-Id: <156398744035.546975.7029414194633598474.stgit@bahia.lan>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
4 years agospapr/irq: Inform the user when falling back to emulated IC
Greg Kurz [Wed, 24 Jul 2019 16:57:14 +0000 (18:57 +0200)] 
spapr/irq: Inform the user when falling back to emulated IC

Just to give an indication to the user that the error condition is
handled and how.

Reported-by: Satheesh Rajendran <sathnaga@linux.vnet.ibm.com>
Signed-off-by: Greg Kurz <groug@kaod.org>
Message-Id: <156398743479.546975.14566809803480887488.stgit@bahia.lan>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
4 years agoriscv/boot: Fixup the RISC-V firmware warning
Alistair Francis [Mon, 22 Jul 2019 20:20:40 +0000 (13:20 -0700)] 
riscv/boot: Fixup the RISC-V firmware warning

Fix a typo in the warning message displayed to users, don't print the
message when running inside qtest and don't mention a specific QEMU
version for the deprecation.

Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Palmer Dabbelt <palmer@sifive.com>
4 years agoMerge remote-tracking branch 'remotes/vivier2/tags/linux-user-for-4.1-pull-request...
Peter Maydell [Fri, 26 Jul 2019 17:36:04 +0000 (18:36 +0100)] 
Merge remote-tracking branch 'remotes/vivier2/tags/linux-user-for-4.1-pull-request' into staging

Fix multi-threaded go runtime crash

# gpg: Signature made Fri 26 Jul 2019 18:34:00 BST
# gpg:                using RSA key CD2F75DDC8E3A4DC2E4F5173F30C38BD3F2FBE3C
# gpg:                issuer "laurent@vivier.eu"
# gpg: Good signature from "Laurent Vivier <lvivier@redhat.com>" [full]
# gpg:                 aka "Laurent Vivier <laurent@vivier.eu>" [full]
# gpg:                 aka "Laurent Vivier (Red Hat) <lvivier@redhat.com>" [full]
# Primary key fingerprint: CD2F 75DD C8E3 A4DC 2E4F  5173 F30C 38BD 3F2F BE3C

* remotes/vivier2/tags/linux-user-for-4.1-pull-request:
  linux-user: Make sigaltstack stacks per-thread

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
4 years agolinux-user: Make sigaltstack stacks per-thread
Peter Maydell [Thu, 25 Jul 2019 13:16:45 +0000 (14:16 +0100)] 
linux-user: Make sigaltstack stacks per-thread

The alternate signal stack set up by the sigaltstack syscall is
supposed to be per-thread.  We were incorrectly implementing it as
process-wide.  This causes problems for guest binaries that rely on
this.  Notably the Go runtime does, and so we were seeing crashes
caused by races where two guest threads might incorrectly both
execute on the same stack simultaneously.

Replace the global target_sigaltstack_used with a field
sigaltstack_used in the TaskState, and make all the references to the
old global instead get a pointer to the TaskState and use the field.

Fixes: https://bugs.launchpad.net/qemu/+bug/1696773
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Tested-by: Laurent Vivier <laurent@vivier.eu>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20190725131645.19501-1-peter.maydell@linaro.org>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
4 years agoMerge remote-tracking branch 'remotes/pmaydell/tags/pull-target-arm-20190726' into...
Peter Maydell [Fri, 26 Jul 2019 15:23:07 +0000 (16:23 +0100)] 
Merge remote-tracking branch 'remotes/pmaydell/tags/pull-target-arm-20190726' into staging

target-arm queue:
 * Fix broken migration on pl330 device
 * Fix broken migration on stellaris-input device
 * Add type checks to vmstate varry macros to avoid this class of bugs
 * hw/arm/boot: Fix some remaining cases where we would put the
   initrd on top of the kernel image

# gpg: Signature made Fri 26 Jul 2019 16:19:17 BST
# gpg:                using RSA key E1A5C593CD419DE28E8315CF3C2525ED14360CDE
# gpg:                issuer "peter.maydell@linaro.org"
# gpg: Good signature from "Peter Maydell <peter.maydell@linaro.org>" [ultimate]
# gpg:                 aka "Peter Maydell <pmaydell@gmail.com>" [ultimate]
# gpg:                 aka "Peter Maydell <pmaydell@chiark.greenend.org.uk>" [ultimate]
# Primary key fingerprint: E1A5 C593 CD41 9DE2 8E83  15CF 3C25 25ED 1436 0CDE

* remotes/pmaydell/tags/pull-target-arm-20190726:
  hw/arm/boot: Further improve initrd positioning code
  hw/arm/boot: Rename elf_{low, high}_addr to image_{low, high}_addr
  vmstate.h: Type check VMSTATE_STRUCT_VARRAY macros
  stellaris_input: Fix vmstate description of buttons field
  pl330: fix vmstate description

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
4 years agohw/arm/boot: Further improve initrd positioning code
Peter Maydell [Mon, 22 Jul 2019 15:18:04 +0000 (16:18 +0100)] 
hw/arm/boot: Further improve initrd positioning code

In commit e6b2b20d9735d4ef we made the boot loader code try to avoid
putting the initrd on top of the kernel.  However the expression used
to calculate the start of the initrd:

    info->initrd_start = info->loader_start +
        MAX(MIN(info->ram_size / 2, 128 * 1024 * 1024), kernel_size);

incorrectly uses 'kernel_size' as the offset within RAM of the
highest address to avoid.  This is incorrect because the kernel
doesn't start at address 0, but slightly higher than that.  This
means that we can still incorrectly end up overlaying the initrd on
the kernel in some cases, for example:

* The kernel's image_size is 0x0a7a8000
* The kernel was loaded at   0x40080000
* The end of the kernel is   0x4A828000
* The DTB was loaded at      0x4a800000

To get this right we need to track the actual highest address used
by the kernel and use that rather than kernel_size. We already
set image_low_addr and image_high_addr for ELF images; set them
also for the various other image types we support, and then use
image_high_addr as the lowest allowed address for the initrd.
(We don't use image_low_addr, but we set it for consistency
with the existing code path for ELF files.)

Fixes: e6b2b20d9735d4ef
Reported-by: Mark Rutland <mark.rutland@arm.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Tested-by: Mark Rutland <mark.rutland@arm.com>
Message-id: 20190722151804.25467-3-peter.maydell@linaro.org

4 years agohw/arm/boot: Rename elf_{low, high}_addr to image_{low, high}_addr
Peter Maydell [Mon, 22 Jul 2019 15:18:03 +0000 (16:18 +0100)] 
hw/arm/boot: Rename elf_{low, high}_addr to image_{low, high}_addr

Rename the elf_low_addr and elf_high_addr variables to image_low_addr
and image_high_addr -- in the next commit we will extend them to
be set for other kinds of image file and not just ELF files.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Tested-by: Mark Rutland <mark.rutland@arm.com>
Message-id: 20190722151804.25467-2-peter.maydell@linaro.org

4 years agovmstate.h: Type check VMSTATE_STRUCT_VARRAY macros
Peter Maydell [Fri, 26 Jul 2019 14:40:28 +0000 (15:40 +0100)] 
vmstate.h: Type check VMSTATE_STRUCT_VARRAY macros

The VMSTATE_STRUCT_VARRAY_UINT32 macro is intended to handle
migrating a field which is an array of structs, but where instead of
migrating the entire array we only migrate a variable number of
elements of it.

The VMSTATE_STRUCT_VARRAY_POINTER_UINT32 macro is intended to handle
migrating a field which is of pointer type, and points to a
dynamically allocated array of structs of variable size.

We weren't actually checking that the field passed to
VMSTATE_STRUCT_VARRAY_UINT32 really is an array, with the result that
accidentally using it where the _POINTER_ macro was intended would
compile but silently corrupt memory on migration.

Add type-checking that enforces that the field passed in is
really of the right array type. This applies to all the VMSTATE
macros which use flags including VMS_VARRAY_* but not VMS_POINTER.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: Damien Hedde <damien.hedde@greensocs.com>
Tested-by: Damien Hedde <damien.hedde@greensocs.com>
Message-id: 20190725163710.11703-3-peter.maydell@linaro.org

4 years agostellaris_input: Fix vmstate description of buttons field
Peter Maydell [Fri, 26 Jul 2019 14:40:28 +0000 (15:40 +0100)] 
stellaris_input: Fix vmstate description of buttons field

gamepad_state::buttons is a pointer to an array of structs,
not an array of structs, so should be declared in the vmstate
with VMSTATE_STRUCT_VARRAY_POINTER_INT32; otherwise we
corrupt memory on incoming migration.

We bump the vmstate version field as the easiest way to
deal with the migration break, since migration wouldn't have
worked reliably before anyway.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Damien Hedde <damien.hedde@greensocs.com>
Message-id: 20190725163710.11703-2-peter.maydell@linaro.org

4 years agopl330: fix vmstate description
Damien Hedde [Fri, 26 Jul 2019 14:40:27 +0000 (15:40 +0100)] 
pl330: fix vmstate description

Fix the pl330 main and queue vmstate description.
There were missing POINTER flags causing crashes during
incoming migration because:
+ PL330State chan field is a pointer to an array
+ PL330Queue queue field is a pointer to an array

Also bump corresponding vmsd version numbers.

Signed-off-by: Damien Hedde <damien.hedde@greensocs.com>
Reviewed-by: Philippe Mathieu-Daude <philmd@redhat.com>
Acked-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-id: 20190724143553.21557-1-damien.hedde@greensocs.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
4 years agoMerge remote-tracking branch 'remotes/cohuck/tags/s390x-20190726' into staging
Peter Maydell [Fri, 26 Jul 2019 12:52:06 +0000 (13:52 +0100)] 
Merge remote-tracking branch 'remotes/cohuck/tags/s390x-20190726' into staging

MAINTAINERS update for vfio-ccw

# gpg: Signature made Fri 26 Jul 2019 12:22:42 BST
# gpg:                using RSA key C3D0D66DC3624FF6A8C018CEDECF6B93C6F02FAF
# gpg:                issuer "cohuck@redhat.com"
# gpg: Good signature from "Cornelia Huck <conny@cornelia-huck.de>" [unknown]
# gpg:                 aka "Cornelia Huck <huckc@linux.vnet.ibm.com>" [full]
# gpg:                 aka "Cornelia Huck <cornelia.huck@de.ibm.com>" [full]
# gpg:                 aka "Cornelia Huck <cohuck@kernel.org>" [unknown]
# gpg:                 aka "Cornelia Huck <cohuck@redhat.com>" [unknown]
# Primary key fingerprint: C3D0 D66D C362 4FF6 A8C0  18CE DECF 6B93 C6F0 2FAF

* remotes/cohuck/tags/s390x-20190726:
  MAINTAINERS: vfio-ccw: Remove myself as the maintainer

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
4 years agoMerge remote-tracking branch 'remotes/stefanberger/tags/pull-tpm-2019-07-25-1' into...
Peter Maydell [Fri, 26 Jul 2019 09:53:20 +0000 (10:53 +0100)] 
Merge remote-tracking branch 'remotes/stefanberger/tags/pull-tpm-2019-07-25-1' into staging

Merge tpm 2019/07/25 v1

# gpg: Signature made Thu 25 Jul 2019 16:40:54 BST
# gpg:                using RSA key 75AD65802A0B4211
# gpg: Good signature from "Stefan Berger <stefanb@linux.vnet.ibm.com>" [unknown]
# 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: B818 B9CA DF90 89C2 D5CE  C66B 75AD 6580 2A0B 4211

* remotes/stefanberger/tags/pull-tpm-2019-07-25-1:
  tpm_emulator: Translate TPM error codes to strings
  tpm: Exit in reset when backend indicates failure

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
4 years agoMerge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging
Peter Maydell [Thu, 25 Jul 2019 15:38:24 +0000 (16:38 +0100)] 
Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging

virtio, pc: fixes, cleanups

A bunch of fixes all over the place.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
# gpg: Signature made Thu 25 Jul 2019 16:19:33 BST
# gpg:                using RSA key 281F0DB8D28D5469
# gpg: Good signature from "Michael S. Tsirkin <mst@kernel.org>" [full]
# gpg:                 aka "Michael S. Tsirkin <mst@redhat.com>" [full]
# 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-balloon: free pbp more aggressively
  virtio-balloon: don't track subpages for the PBP
  virtio-balloon: Use temporary PBP only
  virtio-balloon: Rework pbp tracking data
  virtio-balloon: Better names for offset variables in inflate/deflate code
  virtio-balloon: Simplify deflate with pbp
  virtio-balloon: Fix QEMU crashes on pagesize > BALLOON_PAGE_SIZE
  virtio-balloon: Fix wrong sign extension of PFNs
  i386/acpi: show PCI Express bus on pxb-pcie expanders
  ioapic: kvm: Skip route updates for masked pins
  i386/acpi: fix gint overflow in crs_range_compare
  docs: clarify multiqueue vs multiple virtqueues

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
4 years agotpm_emulator: Translate TPM error codes to strings
Stefan Berger [Thu, 25 Jul 2019 03:36:56 +0000 (23:36 -0400)] 
tpm_emulator: Translate TPM error codes to strings

Implement a function to translate TPM error codes to strings so that
at least the most common error codes can be translated to human
readable strings.

Signed-off-by: Stefan Berger <stefanb@linux.ibm.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
4 years agovirtio-balloon: free pbp more aggressively
Michael S. Tsirkin [Thu, 25 Jul 2019 11:54:25 +0000 (07:54 -0400)] 
virtio-balloon: free pbp more aggressively

Previous patches switched to a temporary pbp but that does not go far
enough: after device uses a buffer, guest is free to reuse it, so
tracking the page and freeing it later is wrong.

Free and reset the pbp after we push each element.

Fixes: ed48c59875b6 ("virtio-balloon: Safely handle BALLOON_PAGE_SIZE < host page size")
Cc: qemu-stable@nongnu.org #v4.0.0
Cc: David Hildenbrand <david@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
4 years agotpm: Exit in reset when backend indicates failure
Stefan Berger [Thu, 25 Jul 2019 10:29:39 +0000 (06:29 -0400)] 
tpm: Exit in reset when backend indicates failure

Exit() in the frontend reset function when the backend indicates
intialization failure.

Signed-off-by: Stefan Berger <stefanb@linux.ibm.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
4 years agovirtio-balloon: don't track subpages for the PBP
David Hildenbrand [Thu, 25 Jul 2019 11:36:38 +0000 (13:36 +0200)] 
virtio-balloon: don't track subpages for the PBP

As ramblocks cannot get removed/readded while we are processing a bulk
of inflation requests, there is no more need to track the page size
in form of the number of subpages.

Suggested-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: David Hildenbrand <david@redhat.com>
Message-Id: <20190725113638.4702-8-david@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
4 years agovirtio-balloon: Use temporary PBP only
David Hildenbrand [Mon, 22 Jul 2019 13:41:08 +0000 (15:41 +0200)] 
virtio-balloon: Use temporary PBP only

We still have multiple issues in the current code
- The PBP is not freed during unrealize()
- The PBP is not reset on device resets: After a reset, the PBP is stale.
- We are not indicating VIRTIO_BALLOON_F_MUST_TELL_HOST, therefore
  guests (esp. legacy guests) will reuse pages without deflating,
  turning the PBP stale. Adding that would require compat handling.

Instead, let's use the PBP only temporarily, when processing one bulk of
inflation requests. This will keep guest_page_size > 4k working (with
Linux guests). There is nothing to do for deflation requests anymore.
The pbp is only used for a limited amount of time.

Fixes: ed48c59875b6 ("virtio-balloon: Safely handle BALLOON_PAGE_SIZE < host page size")
Cc: qemu-stable@nongnu.org #v4.0.0
Suggested-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: David Hildenbrand <david@redhat.com>
Message-Id: <20190722134108.22151-7-david@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: David Gibson <david@gibson.dropbear.id.au>
4 years agovirtio-balloon: Rework pbp tracking data
David Hildenbrand [Mon, 22 Jul 2019 13:41:07 +0000 (15:41 +0200)] 
virtio-balloon: Rework pbp tracking data

Using the address of a RAMBlock to test for a matching pbp is not really
safe. Instead, let's use the guest physical address of the base page
along with the page size (via the number of subpages).

Also, let's allocate the bitmap separately. This makes the code
easier to read and maintain - we can reuse bitmap_new().

Prepare the code to move the PBP out of the device.

Fixes: ed48c59875b6 ("virtio-balloon: Safely handle BALLOON_PAGE_SIZE < host page size")
Fixes: b27b32391404 ("virtio-balloon: Fix possible guest memory corruption with inflates & deflates")
Cc: qemu-stable@nongnu.org #v4.0.0
Signed-off-by: David Hildenbrand <david@redhat.com>
Message-Id: <20190722134108.22151-6-david@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
4 years agovirtio-balloon: Better names for offset variables in inflate/deflate code
David Hildenbrand [Mon, 22 Jul 2019 13:41:06 +0000 (15:41 +0200)] 
virtio-balloon: Better names for offset variables in inflate/deflate code

"host_page_base" is really confusing, let's make this clearer, also
rename the other offsets to indicate to which base they apply.

offset -> mr_offset
ram_offset -> rb_offset
host_page_base -> rb_aligned_offset

While at it, use QEMU_ALIGN_DOWN() instead of a handcrafted computation
and move the computation to the place where it is needed.

Acked-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: David Hildenbrand <david@redhat.com>
Message-Id: <20190722134108.22151-5-david@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
4 years agovirtio-balloon: Simplify deflate with pbp
David Hildenbrand [Mon, 22 Jul 2019 13:41:05 +0000 (15:41 +0200)] 
virtio-balloon: Simplify deflate with pbp

Let's simplify this - the case we are optimizing for is very hard to
trigger and not worth the effort. If we're switching from inflation to
deflation, let's reset the pbp.

Acked-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: David Hildenbrand <david@redhat.com>
Message-Id: <20190722134108.22151-4-david@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
4 years agovirtio-balloon: Fix QEMU crashes on pagesize > BALLOON_PAGE_SIZE
David Hildenbrand [Mon, 22 Jul 2019 13:41:04 +0000 (15:41 +0200)] 
virtio-balloon: Fix QEMU crashes on pagesize > BALLOON_PAGE_SIZE

We are using the wrong functions to set/clear bits, effectively touching
multiple bits, writing out of range of the bitmap, resulting in memory
corruptions. We have to use set_bit()/clear_bit() instead.

Can easily be reproduced by starting a qemu guest on hugetlbfs memory,
inflating the balloon. QEMU crashes. This never could have worked
properly - especially, also pages would have been discarded when the
first sub-page would be inflated (the whole bitmap would be set).

While testing I realized, that on hugetlbfs it is pretty much impossible
to discard a page - the guest just frees the 4k sub-pages in random order
most of the time. I was only able to discard a hugepage a handful of
times - so I hope that now works correctly.

Fixes: ed48c59875b6 ("virtio-balloon: Safely handle BALLOON_PAGE_SIZE < host page size")
Fixes: b27b32391404 ("virtio-balloon: Fix possible guest memory corruption with inflates & deflates")
Cc: qemu-stable@nongnu.org #v4.0.0
Acked-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: David Hildenbrand <david@redhat.com>
Message-Id: <20190722134108.22151-3-david@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
4 years agovirtio-balloon: Fix wrong sign extension of PFNs
David Hildenbrand [Mon, 22 Jul 2019 13:41:03 +0000 (15:41 +0200)] 
virtio-balloon: Fix wrong sign extension of PFNs

If we directly cast from int to uint64_t, we will first sign-extend to
an int64_t, which is wrong. We actually want to treat the PFNs like
unsigned values.

As far as I can see, this dates back to the initial virtio-balloon
commit, but wasn't triggered as fairly big guests would be required.

Cc: qemu-stable@nongnu.org
Reported-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: David Hildenbrand <david@redhat.com>
Message-Id: <20190722134108.22151-2-david@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
4 years agoMerge remote-tracking branch 'remotes/juanquintela/tags/migration-pull-request' into...
Peter Maydell [Thu, 25 Jul 2019 11:09:12 +0000 (12:09 +0100)] 
Merge remote-tracking branch 'remotes/juanquintela/tags/migration-pull-request' into staging

Migration pull request

This series fixes problems with migration-cancel while using multifd.
In some cases it can hang waiting in a semaphore.

Please apply.

# gpg: Signature made Thu 25 Jul 2019 11:56:57 BST
# gpg:                using RSA key 1899FF8EDEBF58CCEE034B82F487EF185872D723
# gpg: Good signature from "Juan Quintela <quintela@redhat.com>" [full]
# gpg:                 aka "Juan Quintela <quintela@trasno.org>" [full]
# Primary key fingerprint: 1899 FF8E DEBF 58CC EE03  4B82 F487 EF18 5872 D723

* remotes/juanquintela/tags/migration-pull-request:
  migration: fix migrate_cancel multifd migration leads destination hung forever
  migration: Make explicit that we are quitting multifd
  migration: fix migrate_cancel leads live_migration thread hung forever
  migration: fix migrate_cancel leads live_migration thread endless loop

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
4 years agoMerge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into staging
Peter Maydell [Thu, 25 Jul 2019 08:59:00 +0000 (09:59 +0100)] 
Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into staging

Two more bugfix patches + 1 doc fix.

# gpg: Signature made Wed 24 Jul 2019 10:22:06 BST
# gpg:                using RSA key F13338574B662389866C7682BFFBD25F78C7AE83
# gpg:                issuer "pbonzini@redhat.com"
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>" [full]
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>" [full]
# Primary key fingerprint: 46F5 9FBD 57D6 12E7 BFD4  E2F7 7E15 100C CD36 69B1
#      Subkey fingerprint: F133 3857 4B66 2389 866C  7682 BFFB D25F 78C7 AE83

* remotes/bonzini/tags/for-upstream:
  docs: correct kconfig option
  i386/kvm: Do not sync nested state during runtime
  virtio-scsi: fixed virtio_scsi_ctx_check failed when detaching scsi disk

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
4 years agoi386/acpi: show PCI Express bus on pxb-pcie expanders
Evgeny Yakovlev [Fri, 19 Jul 2019 08:54:29 +0000 (11:54 +0300)] 
i386/acpi: show PCI Express bus on pxb-pcie expanders

Show PCIe host bridge PNP id with PCI host bridge as a compatible id
when expanding a pcie bus.

Cc: qemu-stable@nongnu.org
Signed-off-by: Evgeny Yakovlev <wrfsh@yandex-team.ru>
Message-Id: <1563526469-15588-1-git-send-email-wrfsh@yandex-team.ru>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
4 years agoioapic: kvm: Skip route updates for masked pins
Jan Kiszka [Sun, 2 Jun 2019 11:42:13 +0000 (13:42 +0200)] 
ioapic: kvm: Skip route updates for masked pins

Masked entries will not generate interrupt messages, thus do no need to
be routed by KVM. This is a cosmetic cleanup, just avoiding warnings of
the kind

qemu-system-x86_64: vtd_irte_get: detected non-present IRTE (index=0, high=0xff00, low=0x100)

if the masked entry happens to reference a non-present IRTE.

Cc: qemu-stable@nongnu.org
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Message-Id: <a84b7e03-f9a8-b577-be27-4d93d1caa1c9@siemens.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Peter Xu <peterx@redhat.com>
4 years agoi386/acpi: fix gint overflow in crs_range_compare
Evgeny Yakovlev [Thu, 18 Jul 2019 16:14:23 +0000 (19:14 +0300)] 
i386/acpi: fix gint overflow in crs_range_compare

When very large regions (32GB sized in our case, PCI pass-through of GPUs)
are compared substraction result does not fit into gint.

As a result crs_replace_with_free_ranges does not get sorted ranges and
incorrectly computes PCI64 free space regions. Which then makes linux
guest complain about device and PCI64 hole intersection and device
becomes unusable.

Fix that by returning exactly fitting ranges.

Also fix indentation of an entire crs_replace_with_free_ranges to make
checkpatch happy.

Cc: qemu-stable@nongnu.org
Signed-off-by: Evgeny Yakovlev <wrfsh@yandex-team.ru>
Message-Id: <1563466463-26012-1-git-send-email-wrfsh@yandex-team.ru>
Signed-off-by: Evgeny Yakovlev <wrfsh@yandex-team.ru>
4 years agodocs: clarify multiqueue vs multiple virtqueues
Stefan Hajnoczi [Mon, 24 Jun 2019 09:13:04 +0000 (10:13 +0100)] 
docs: clarify multiqueue vs multiple virtqueues

The vhost-user specification does not explain when
VHOST_USER_PROTOCOL_F_MQ must be implemented.  This may lead
implementors of vhost-user masters to believe that this protocol feature
is required for any device that has multiple virtqueues.  That would be
a mistake since existing vhost-user slaves offer multiple virtqueues but
do not advertise VHOST_USER_PROTOCOL_F_MQ.

For example, a vhost-net device with one rx/tx queue pair is not
multiqueue.  The slave does not need to advertise
VHOST_USER_PROTOCOL_F_MQ.  Therefore the master must assume it has these
virtqueues and cannot rely on askingt the slave how many virtqueues
exist.

Extend the specification to explain the different between true
multiqueue and regular devices with a fixed virtqueue layout.

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-Id: <20190624091304.666-1-stefanha@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
4 years agoMAINTAINERS: vfio-ccw: Remove myself as the maintainer
Farhan Ali [Wed, 24 Jul 2019 21:35:46 +0000 (17:35 -0400)] 
MAINTAINERS: vfio-ccw: Remove myself as the maintainer

I will not be able to continue with my maintainership responsibilities
going forward, so remove myself as the maintainer.

Signed-off-by: Farhan Ali <alifm@linux.ibm.com>
Message-Id: <355a4ac2923ff3dcf2171cb23d477440bd010b34.1564003698.git.alifm@linux.ibm.com>
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
4 years agomigration: fix migrate_cancel multifd migration leads destination hung forever
Ivan Ren [Tue, 25 Jun 2019 13:18:19 +0000 (21:18 +0800)] 
migration: fix migrate_cancel multifd migration leads destination hung forever

When migrate_cancel a multifd migration, if run sequence like this:

        [source]                              [destination]

multifd_send_sync_main[finish]
                                    multifd_recv_thread wait &p->sem_sync
shutdown to_dst_file
                                    detect error from_src_file
send  RAM_SAVE_FLAG_EOS[fail]       [no chance to run multifd_recv_sync_main]
                                    multifd_load_cleanup
                                    join multifd receive thread forever

will lead destination qemu hung at following stack:

pthread_join
qemu_thread_join
multifd_load_cleanup
process_incoming_migration_co
coroutine_trampoline

Signed-off-by: Ivan Ren <ivanren@tencent.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Message-Id: <1561468699-9819-4-git-send-email-ivanren@tencent.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
4 years agomigration: Make explicit that we are quitting multifd
Juan Quintela [Wed, 24 Jul 2019 09:46:24 +0000 (11:46 +0200)] 
migration: Make explicit that we are quitting multifd

We add a bool to indicate that.

Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
4 years agomigration: fix migrate_cancel leads live_migration thread hung forever
Ivan Ren [Tue, 25 Jun 2019 13:18:18 +0000 (21:18 +0800)] 
migration: fix migrate_cancel leads live_migration thread hung forever

When we 'migrate_cancel' a multifd migration, live_migration thread may
hung forever at some points, because of multifd_send_thread has already
exit for socket error:
1. multifd_send_pages may hung at qemu_sem_wait(&multifd_send_state->
   channels_ready)
2. multifd_send_sync_main my hung at qemu_sem_wait(&multifd_send_state->
   sem_sync)

Signed-off-by: Ivan Ren <ivanren@tencent.com>
Message-Id: <1561468699-9819-3-git-send-email-ivanren@tencent.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
---

Remove spurious not needed bits

4 years agomigration: fix migrate_cancel leads live_migration thread endless loop
Ivan Ren [Tue, 25 Jun 2019 13:18:17 +0000 (21:18 +0800)] 
migration: fix migrate_cancel leads live_migration thread endless loop

When we 'migrate_cancel' a multifd migration, live_migration thread may
go into endless loop in multifd_send_pages functions.

Reproduce steps:

(qemu) migrate_set_capability multifd on
(qemu) migrate -d url
(qemu) [wait a while]
(qemu) migrate_cancel

Then may get live_migration 100% cpu usage in following stack:

pthread_mutex_lock
qemu_mutex_lock_impl
multifd_send_pages
multifd_queue_page
ram_save_multifd_page
ram_save_target_page
ram_save_host_page
ram_find_and_save_block
ram_find_and_save_block
ram_save_iterate
qemu_savevm_state_iterate
migration_iteration_run
migration_thread
qemu_thread_start
start_thread
clone

Signed-off-by: Ivan Ren <ivanren@tencent.com>
Message-Id: <1561468699-9819-2-git-send-email-ivanren@tencent.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
4 years agodocs: correct kconfig option
Marc-André Lureau [Tue, 23 Jul 2019 12:08:04 +0000 (16:08 +0400)] 
docs: correct kconfig option

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20190723120804.29565-1-marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
4 years agoi386/kvm: Do not sync nested state during runtime
Jan Kiszka [Mon, 22 Jul 2019 04:00:08 +0000 (06:00 +0200)] 
i386/kvm: Do not sync nested state during runtime

Writing the nested state e.g. after a vmport access can invalidate
important parts of the kernel-internal state, and it is not needed as
well. So leave this out from KVM_PUT_RUNTIME_STATE.

Suggested-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Message-Id: <bdd53f40-4e60-f3ae-7ec6-162198214953@siemens.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
4 years agovirtio-scsi: fixed virtio_scsi_ctx_check failed when detaching scsi disk
Zhengui li [Mon, 22 Jul 2019 21:05:20 +0000 (23:05 +0200)] 
virtio-scsi: fixed virtio_scsi_ctx_check failed when detaching scsi disk

commit a6f230c move blockbackend back to main AioContext on unplug. It set the AioContext of
SCSIDevice to the main AioContex, but s->ctx is still the iothread AioContex(if the scsi controller
is configure with iothread). So if there are having in-flight requests during unplug, a failing assertion
happend. The bt is below:
(gdb) bt
#0  0x0000ffff86aacbd0 in raise () from /lib64/libc.so.6
#1  0x0000ffff86aadf7c in abort () from /lib64/libc.so.6
#2  0x0000ffff86aa6124 in __assert_fail_base () from /lib64/libc.so.6
#3  0x0000ffff86aa61a4 in __assert_fail () from /lib64/libc.so.6
#4  0x0000000000529118 in virtio_scsi_ctx_check (d=<optimized out>, s=<optimized out>, s=<optimized out>) at /home/qemu-4.0.0/hw/scsi/virtio-scsi.c:246
#5  0x0000000000529ec4 in virtio_scsi_handle_cmd_req_prepare (s=0x2779ec00, req=0xffff740397d0) at /home/qemu-4.0.0/hw/scsi/virtio-scsi.c:559
#6  0x000000000052a228 in virtio_scsi_handle_cmd_vq (s=0x2779ec00, vq=0xffff7c6d7110) at /home/qemu-4.0.0/hw/scsi/virtio-scsi.c:603
#7  0x000000000052afa8 in virtio_scsi_data_plane_handle_cmd (vdev=<optimized out>, vq=0xffff7c6d7110) at /home/qemu-4.0.0/hw/scsi/virtio-scsi-dataplane.c:59
#8  0x000000000054d94c in virtio_queue_host_notifier_aio_poll (opaque=<optimized out>) at /home/qemu-4.0.0/hw/virtio/virtio.c:2452

assert(blk_get_aio_context(d->conf.blk) == s->ctx) failed.

To avoid assertion failed,  moving the "if" after qdev_simple_device_unplug_cb.

In addition, to avoid another qemu crash below, add aio_disable_external before
qdev_simple_device_unplug_cb, which disable the further processing of external clients
when doing qdev_simple_device_unplug_cb.
(gdb) bt
#0  scsi_req_unref (req=0xffff6802c6f0) at hw/scsi/scsi-bus.c:1283
#1  0x00000000005294a4 in virtio_scsi_handle_cmd_req_submit (req=<optimized out>,
    s=<optimized out>) at /home/qemu-4.0.0/hw/scsi/virtio-scsi.c:589
#2  0x000000000052a2a8 in virtio_scsi_handle_cmd_vq (s=s@entry=0x9c90e90,
    vq=vq@entry=0xffff7c05f110) at /home/qemu-4.0.0/hw/scsi/virtio-scsi.c:625
#3  0x000000000052afd8 in virtio_scsi_data_plane_handle_cmd (vdev=<optimized out>,
    vq=0xffff7c05f110) at /home/qemu-4.0.0/hw/scsi/virtio-scsi-dataplane.c:60
#4  0x000000000054d97c in virtio_queue_host_notifier_aio_poll (opaque=<optimized out>)
    at /home/qemu-4.0.0/hw/virtio/virtio.c:2447
#5  0x00000000009b204c in run_poll_handlers_once (ctx=ctx@entry=0x6efea40,
    timeout=timeout@entry=0xffff7d7f7308) at util/aio-posix.c:521
#6  0x00000000009b2b64 in run_poll_handlers (ctx=ctx@entry=0x6efea40,
    max_ns=max_ns@entry=4000, timeout=timeout@entry=0xffff7d7f7308) at util/aio-posix.c:559
#7  0x00000000009b2ca0 in try_poll_mode (ctx=ctx@entry=0x6efea40, timeout=0xffff7d7f7308,
    timeout@entry=0xffff7d7f7348) at util/aio-posix.c:594
#8  0x00000000009b31b8 in aio_poll (ctx=0x6efea40, blocking=blocking@entry=true)
    at util/aio-posix.c:636
#9  0x00000000006973cc in iothread_run (opaque=0x6ebd800) at iothread.c:75
#10 0x00000000009b592c in qemu_thread_start (args=0x6efef60) at util/qemu-thread-posix.c:502
#11 0x0000ffff8057f8bc in start_thread () from /lib64/libpthread.so.0
#12 0x0000ffff804e5f8c in thread_start () from /lib64/libc.so.6
(gdb) p bus
$1 = (SCSIBus *) 0x0

Signed-off-by: Zhengui li <lizhengui@huawei.com>
Message-Id: <1563696502-7972-1-git-send-email-lizhengui@huawei.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <1563829520-17525-1-git-send-email-pbonzini@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
4 years agoUpdate version for v4.1.0-rc2 release v4.1.0-rc2
Peter Maydell [Tue, 23 Jul 2019 17:28:08 +0000 (18:28 +0100)] 
Update version for v4.1.0-rc2 release

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
4 years agoMerge remote-tracking branch 'remotes/stsquad/tags/pull-testing-230719-4' into staging
Peter Maydell [Tue, 23 Jul 2019 16:39:07 +0000 (17:39 +0100)] 
Merge remote-tracking branch 'remotes/stsquad/tags/pull-testing-230719-4' into staging

Final testing updates:

  - docker sphinx updates
  - windows build re-enabled in CI
  - travis_retry for make check
  - build fixes
  - docker cache fixes

# gpg: Signature made Tue 23 Jul 2019 17:20:16 BST
# gpg:                using RSA key 6685AE99E75167BCAFC8DF35FBD0DB095A9E2A44
# gpg: Good signature from "Alex Bennée (Master Work Key) <alex.bennee@linaro.org>" [full]
# Primary key fingerprint: 6685 AE99 E751 67BC AFC8  DF35 FBD0 DB09 5A9E 2A44

* remotes/stsquad/tags/pull-testing-230719-4: (23 commits)
  tests/docker: Refresh APT cache before installing new packages on Debian
  tests/qemu-iotests: Don't use 'seq' in the iotests
  tests/qemu-iotests/group: Remove some more tests from the "auto" group
  tests/qemu-iotests/check: Allow tests without groups
  tests/docker: invoke the DEBUG shell with --noprofile/--norc
  travis: enable travis_retry for check phase
  hw/i386: also turn off VMMOUSE is VMPORT is disabled
  NSIS: Add missing firmware blobs
  tests/docker: Let the test-mingw test generate a NSIS installer
  buildsys: The NSIS Windows build requires qemu-nsis.bmp installed
  buildsys: The NSIS Windows build requires the documentation installed
  tests/docker: Install texinfo in the Fedora image
  tests/docker: Set the correct cross-PKG_CONFIG_PATH in the MXE images
  tests/docker: Install the NSIS tools in the MinGW capable images
  tests/docker: Install Sphinx in the Debian images
  shippable: re-enable the windows cross builds
  tests/dockerfiles: update the win cross builds to stretch
  tests/migration-test: don't spam the logs when we fail
  tests/docker: Install Ubuntu images noninteractively
  tests/docker: Install Sphinx in the Fedora image
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
4 years agotests/docker: Refresh APT cache before installing new packages on Debian
Philippe Mathieu-Daudé [Tue, 23 Jul 2019 14:15:27 +0000 (16:15 +0200)] 
tests/docker: Refresh APT cache before installing new packages on Debian

Since docker caches the different layers, updating the package
list does not invalidate the previous "apt-get update" layer,
and it is likely "apt-get install" hits an outdated repository.

See commit beac6a98f6eb and
https://docs.docker.com/develop/develop-images/dockerfile_best-practices/#apt-get

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20190723141528.18023-1-philmd@redhat.com>
[AJB: manually applies and fixed up]
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
4 years agotests/qemu-iotests: Don't use 'seq' in the iotests
Thomas Huth [Tue, 23 Jul 2019 11:12:01 +0000 (13:12 +0200)] 
tests/qemu-iotests: Don't use 'seq' in the iotests

The 'seq' command is not available by default on OpenBSD, so these
iotests are currently failing there. It could be installed as 'gseq'
from the coreutils package - but since it is using a different name
there and we are running the iotests with the "bash" shell anyway,
let's simply use the built-in double parentheses for the for-loops
instead.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20190723111201.1926-1-thuth@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
4 years agotests/qemu-iotests/group: Remove some more tests from the "auto" group
Thomas Huth [Wed, 17 Jul 2019 11:19:45 +0000 (13:19 +0200)] 
tests/qemu-iotests/group: Remove some more tests from the "auto" group

Remove some more tests from the "auto" group that either have issues
in certain environments (like macOS or FreeBSD, or on certain file systems
like ZFS or tmpfs), do not work with the qcow2 format, or that are simply
taking too much time.

Reviewed-by: Max Reitz <mreitz@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20190717111947.30356-3-thuth@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
4 years agotests/qemu-iotests/check: Allow tests without groups
Thomas Huth [Wed, 17 Jul 2019 11:19:44 +0000 (13:19 +0200)] 
tests/qemu-iotests/check: Allow tests without groups

The regular expressions in the "check" script currently expect that there
is always a space after the test number in the group file, so you can't
have a test in there without a group unless the line still ends with a
space - which is quite error prone since some editors might remove spaces
at the end of lines automatically.
Thus let's fix the regular expressions so that it is also possible to
have lines with one test number only in the group file.

Suggested-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20190717111947.30356-2-thuth@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
4 years agotests/docker: invoke the DEBUG shell with --noprofile/--norc
Alex Bennée [Wed, 17 Jul 2019 10:40:01 +0000 (11:40 +0100)] 
tests/docker: invoke the DEBUG shell with --noprofile/--norc

It's very confusing when things work in the debug shell because the
environment is different from what the test is running. Fix this by
ensuring we only have the inherited environment from the run shell.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
4 years agotravis: enable travis_retry for check phase
Alex Bennée [Tue, 16 Jul 2019 14:53:02 +0000 (15:53 +0100)] 
travis: enable travis_retry for check phase

We have some flaky tests and usually the test passes on a retry.
Enable travis_retry for the test phase and see if that helps keep
things green.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
4 years agohw/i386: also turn off VMMOUSE is VMPORT is disabled
Alex Bennée [Wed, 17 Jul 2019 07:06:15 +0000 (08:06 +0100)] 
hw/i386: also turn off VMMOUSE is VMPORT is disabled

Commit 97fd1ea8c1 broke the build for --without-default-devices as
VMMOUSE depends on VMPORT.

Fixes: 97fd1ea8c1
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
4 years agoNSIS: Add missing firmware blobs
Philippe Mathieu-Daudé [Tue, 23 Jul 2019 07:02:18 +0000 (09:02 +0200)] 
NSIS: Add missing firmware blobs

Various firmwares has been added in the pc-bios/ directory:

- CCW     (since commit 0c1fecdd523)
- skiboot (since commit bcad45de6a0)
- EDK2    (since commit f7fa38b74c3)

Since we install qemu-system able to run the architectures
targetted by these firmware, include them in the NSIS exe.

Reviewed-by: Stefan Weil <sw@weilnetz.de>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20190723070218.3606-1-philmd@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
4 years agotests/docker: Let the test-mingw test generate a NSIS installer
Philippe Mathieu-Daudé [Mon, 15 Jul 2019 17:48:15 +0000 (19:48 +0200)] 
tests/docker: Let the test-mingw test generate a NSIS installer

The NSIS installer generates an executable suitable to install
QEMU on Windows.

Suggested-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20190715174817.18981-9-philmd@redhat.com>
[AJB: also --enable-docs in configure step]
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
4 years agobuildsys: The NSIS Windows build requires qemu-nsis.bmp installed
Philippe Mathieu-Daudé [Mon, 15 Jul 2019 17:48:14 +0000 (19:48 +0200)] 
buildsys: The NSIS Windows build requires qemu-nsis.bmp installed

The qemu-nsis.bmp file was not listed with the other blobs, thus
not installed in the ${BINDIR} location.

This fixes:

  $ make installer
  [...]
  (cd /tmp/qemu-nsis; \
           for i in qemu-system-*.exe; do \
             arch=${i%.exe}; \
             arch=${arch#qemu-system-}; \
             echo Section \"$arch\" Section_$arch; \
             echo SetOutPath \"\$INSTDIR\"; \
             echo File \"\${BINDIR}\\$i\"; \
             echo SectionEnd; \
           done \
          ) >/tmp/qemu-nsis/system-emulations.nsh
  makensis -V2 -NOCD \
                  -DCONFIG_DOCUMENTATION="y" \
                   \
                  -DBINDIR="/tmp/qemu-nsis" \
                   \
                  -DSRCDIR="/home/phil/source/qemu" \
                  -DOUTFILE="qemu-setup-4.0.90.exe" \
                  -DDISPLAYVERSION="4.0.90" \
                  /home/phil/source/qemu/qemu.nsi
  File: "/tmp/qemu-nsis\*.bmp" -> no files found.
  Usage: File [/nonfatal] [/a] ([/r] [/x filespec [...]] filespec [...] |
     /oname=outfile one_file_only)
  Error in script "/home/phil/source/qemu/qemu.nsi" on line 122 -- aborting creation process
  Makefile:1077: recipe for target 'qemu-setup-4.0.90.exe' failed
  make: *** [qemu-setup-4.0.90.exe] Error 1

Fixes: https://bugs.launchpad.net/bugs/1836453
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20190715174817.18981-8-philmd@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
4 years agobuildsys: The NSIS Windows build requires the documentation installed
Philippe Mathieu-Daudé [Mon, 15 Jul 2019 17:48:13 +0000 (19:48 +0200)] 
buildsys: The NSIS Windows build requires the documentation installed

This fixes:

  $ make installer
  [...]
  (cd /tmp/qemu-nsis; \
           for i in qemu-system-*.exe; do \
             arch=${i%.exe}; \
             arch=${arch#qemu-system-}; \
             echo Section \"$arch\" Section_$arch; \
             echo SetOutPath \"\$INSTDIR\"; \
             echo File \"\${BINDIR}\\$i\"; \
             echo SectionEnd; \
           done \
          ) >/tmp/qemu-nsis/system-emulations.nsh
  makensis -V2 -NOCD \
                   \
                  -DCONFIG_GTK="y" \
                  -DBINDIR="/tmp/qemu-nsis" \
                   \
                  -DSRCDIR="/source/qemu" \
                  -DOUTFILE="qemu-setup-4.0.90.exe" \
                  -DDISPLAYVERSION="4.0.90" \
                  /source/qemu/qemu.nsi
  File: "/tmp/qemu-nsis\qemu-doc.html" -> no files found.
  Usage: File [/nonfatal] [/a] ([/r] [/x filespec [...]] filespec [...] |
     /oname=outfile one_file_only)
  Error in script "/source/qemu/qemu.nsi" on line 173 -- aborting creation process
  make: *** [Makefile:1080: qemu-setup-4.0.90.exe] Error 1

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20190715174817.18981-7-philmd@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
4 years agotests/docker: Install texinfo in the Fedora image
Philippe Mathieu-Daudé [Mon, 15 Jul 2019 17:48:12 +0000 (19:48 +0200)] 
tests/docker: Install texinfo in the Fedora image

The 'makeinfo' is required to generate the documentation from
the 'html' Makefile rule (called by 'install-doc').
The NSIS installer uses these files.

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20190715174817.18981-6-philmd@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
4 years agotests/docker: Set the correct cross-PKG_CONFIG_PATH in the MXE images
Philippe Mathieu-Daudé [Mon, 15 Jul 2019 17:48:11 +0000 (19:48 +0200)] 
tests/docker: Set the correct cross-PKG_CONFIG_PATH in the MXE images

This silents a bunch of warnings while compiling the Slirp objects:

 $ make
 [...]
   CC      slirp/src/tftp.o
 Package glib-2.0 was not found in the pkg-config search path.
 Perhaps you should add the directory containing `glib-2.0.pc'
 to the PKG_CONFIG_PATH environment variable
 No package 'glib-2.0' found
   CC      slirp/src/udp6.o
 Package glib-2.0 was not found in the pkg-config search path.
 Perhaps you should add the directory containing `glib-2.0.pc'
 to the PKG_CONFIG_PATH environment variable
 No package 'glib-2.0' found
 [...]

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20190715174817.18981-5-philmd@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
4 years agotests/docker: Install the NSIS tools in the MinGW capable images
Philippe Mathieu-Daudé [Mon, 15 Jul 2019 17:48:10 +0000 (19:48 +0200)] 
tests/docker: Install the NSIS tools in the MinGW capable images

This fixes:

  $ make installer
  (cd /tmp/qemu-nsis; \
           for i in qemu-system-*.exe; do \
             arch=${i%.exe}; \
             arch=${arch#qemu-system-}; \
             echo Section \"$arch\" Section_$arch; \
             echo SetOutPath \"\$INSTDIR\"; \
             echo File \"\${BINDIR}\\$i\"; \
             echo SectionEnd; \
           done \
          ) >/tmp/qemu-nsis/system-emulations.nsh
  makensis -V2 -NOCD \
                  -DCONFIG_DOCUMENTATION="y" \
                   \
                  -DBINDIR="/tmp/qemu-nsis" \
                   \
                  -DSRCDIR="/home/phil/source/qemu" \
                  -DOUTFILE="qemu-setup-4.0.90.exe" \
                  -DDISPLAYVERSION="4.0.90" \
                  /home/phil/source/qemu/qemu.nsi
  /bin/sh: 1: makensis: not found
  Makefile:1077: recipe for target 'qemu-setup-4.0.90.exe' failed
  make: *** [qemu-setup-4.0.90.exe] Error 127

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20190715174817.18981-4-philmd@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
4 years agotests/docker: Install Sphinx in the Debian images
Philippe Mathieu-Daudé [Mon, 15 Jul 2019 17:48:09 +0000 (19:48 +0200)] 
tests/docker: Install Sphinx in the Debian images

Since commit 5f71eac06e the Sphinx tool is required
to build the rST documentation.

This fixes:

 $ ./configure --enable-docs

 ERROR: User requested feature docs
        configure was not able to find it.
        Install texinfo, Perl/perl-podlators and python-sphinx

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20190715174817.18981-3-philmd@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
4 years agoshippable: re-enable the windows cross builds
Alex Bennée [Thu, 11 Jul 2019 14:27:21 +0000 (15:27 +0100)] 
shippable: re-enable the windows cross builds

The pkg.mxe.cc repo has been restored.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>