Commit Graph

34571 Commits

Author SHA1 Message Date
Peter Maydell
8a2ca741ab Update version for v2.1.0-rc4 release
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-07-29 13:45:10 +01:00
Paolo Bonzini
1d80eb7a68 po: update Italian translation
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-07-29 13:23:33 +01:00
Aurelien Jarno
41892faf89 po: Update French translation
Add new translations for recently added messages.

Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
Reviewed-by: Stefan Weil <sw@weilnetz.de>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-07-29 13:23:18 +01:00
Peter Maydell
04d1d6613f pc migration fixes
Last minute fixes for migration.
 It seems that if we don't fix it now, fixing
 it in the next version will be even more painful ...
 
 Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging

pc migration fixes

Last minute fixes for migration.
It seems that if we don't fix it now, fixing
it in the next version will be even more painful ...

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

# gpg: Signature made Tue 29 Jul 2014 11:45:18 BST using RSA key ID D28D5469
# gpg: Good signature from "Michael S. Tsirkin <mst@kernel.org>"
# gpg:                 aka "Michael S. Tsirkin <mst@redhat.com>"

* remotes/mst/tags/for_upstream:
  piix: set legacy table size for 1.7
  acpi-build: tweak acpi migration limits
  pc: future-proof migration-compatibility of ACPI tables
  acpi-build: minor code cleanup
  pc: acpi: generate AML only for PCI0 devices if PCI bridge hotplug is disabled
  bios-tables-test: fix ASL normalization false positive
  pc: hack for migration compatibility from QEMU 2.0
  acpi-dsdt: procedurally generate _PRT

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-07-29 12:04:02 +01:00
Michael S. Tsirkin
f47337cb91 piix: set legacy table size for 1.7
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2014-07-29 12:26:12 +02:00
Michael S. Tsirkin
868270f23d acpi-build: tweak acpi migration limits
- Tweak error message for legacy machine type:
  Basically if table size exceeds the limits we set all
  bets are off for migration: e.g. it can start failing even
  within given qemu minor version simply because of a bugfix.
- Increase table size to 128k.
- Make sure we notice it long before we start getting close to the
  128k limit: warn at 64k.
- Don't fail if we exceed the limit: most people don't care about
  migration, even less people care about cross version miration.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
2014-07-29 12:26:12 +02:00
Paolo Bonzini
18045fb9f4 pc: future-proof migration-compatibility of ACPI tables
This patch avoids that similar changes break QEMU again in the future.
QEMU will now hard-code 64k as the maximum ACPI table size, which
(despite being an order of magnitude smaller than 640k) should be enough
for everyone.

Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Tested-by: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2014-07-29 12:26:12 +02:00
Michael S. Tsirkin
093a35e5fc acpi-build: minor code cleanup
Fix up and add  comments to clarify code, plus a trivial
code change for clarity.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2014-07-29 12:26:12 +02:00
Igor Mammedov
133a2da488 pc: acpi: generate AML only for PCI0 devices if PCI bridge hotplug is disabled
Fixes migration regression from QEMU-1.7 to a newer QEMUs.
SSDT table size in QEMU-1.7 doesn't change regardless of
a number of PCI bridge devices present at startup.

However in QEMU-2.0 since addition of hotplug on PCI bridges,
each PCI bridge adds ~1875 bytes to SSDT table, including
pc-i440fx-1.7 machine type where PCI bridge hotplug disabled
via compat property.
It breaks migration from "QEMU-1.7" to "QEMU-2.[01] -M pc-i440fx-1.7"
since RAMBlock size of ACPI tables on target becomes larger
then on source and migration fails with:

"Length mismatch: /rom@etc/acpi/tables: 2000 in != 3000"

error.

Fix this by generating AML only for PCI0 bus if
hotplug on PCI bridges is disabled and preserves PCI brigde
description in AML as it was done in QEMU-1.7 for pc-i440fx-1.7.

It will help to maintain size of SSDT static regardless of
number of PCI bridges on startup for pc-i440fx-1.7 machine type.

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2014-07-29 12:26:12 +02:00
Paolo Bonzini
cb348985ab bios-tables-test: fix ASL normalization false positive
My version of IASL (from RHEL7) puts two newlines between the head comment
and the DefinitionBlock property.  Kill all newlines after the comment,
so that normalize_asl works properly.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
2014-07-29 12:26:12 +02:00
Stefan Weil
41a1a9c42c po: Update German translation
Line numbers changed, and some translations were missing after commit
3d914488ae.

Update also "Show Tabs" to a more common translation, and remove some
old unused lines at the end.

Signed-off-by: Stefan Weil <sw@weilnetz.de>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
2014-07-28 23:37:17 +02:00
Dongxue Zhang
62eb3b9a34 target-mips/translate.c: Free TCG in OPC_DINSV
Free t0 and t1 in opcode OPC_DINSV.

Signed-off-by: Dongxue Zhang <elta.era@gmail.com>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
2014-07-28 23:37:15 +02:00
Paolo Bonzini
07fb61760c pc: hack for migration compatibility from QEMU 2.0
Changing the ACPI table size causes migration to break, and the memory
hotplug work opened our eyes on how horribly we were breaking things in
2.0 already.

The ACPI table size is rounded to the next 4k, which one would think
gives some headroom.  In practice this is not the case, because the user
can control the ACPI table size (each CPU adds 97 bytes to the SSDT and
8 to the MADT) and so some "-smp" values will break the 4k boundary and
fail to migrate.  Similarly, PCI bridges add ~1870 bytes to the SSDT.

This patch concerns itself with fixing migration from QEMU 2.0.  It
computes the payload size of QEMU 2.0 and always uses that one.
The previous patch shrunk the ACPI tables enough that the QEMU 2.0 size
should always be enough; non-AML tables can change depending on the
configuration (especially MADT, SRAT, HPET) but they remain the same
between QEMU 2.0 and 2.1, so we only compute our padding based on the
sizes of the SSDT and DSDT.

Migration from QEMU 1.7 should work for guests that have a number of CPUs
other than 12, 13, 14, 54, 55, 56, 97, 98, 139, 140.  It was already
broken from QEMU 1.7 to QEMU 2.0 in the same way, though.

Even with this patch, QEMU 1.7 and 2.0 have two different ideas of
"-M pc-i440fx-2.0" when there are PCI bridges.  Igor sent a patch to
adopt the QEMU 1.7 definition.  I think distributions should apply
it if they move directly from QEMU 1.7 to 2.1+ without ever packaging
version 2.0.

Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Tested-by: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2014-07-28 23:02:39 +02:00
Paolo Bonzini
acd727e7cb acpi-dsdt: procedurally generate _PRT
This replaces the _PRT constant with a method that computes it.

The problem is that the DSDT+SSDT have grown from 2.0 to 2.1,
enough to cross the 8k barrier (we align the ACPI tables to 4k
before putting them in fw_cfg).  This causes problems with
migration and the pc-i440fx-2.0 machine type.

The solution to the problem is to hardcode 64k as the limit,
but this doesn't solve the bug with pc-i440fx-2.0.  The fix will be
for QEMU 2.1 to use exactly the same size as QEMU 2.0 for the
ACPI tables.  First, however, we must make the actual AML
equal or smaller; to do this, rewrite _PRT in a way that saves
over 1k of bytecode.

Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Tested-by: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2014-07-28 23:02:39 +02:00
Peter Maydell
f45c56e016 trivial patches for 2014-07-26
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Merge remote-tracking branch 'remotes/mjt/tags/trivial-patches-2014-07-26' into staging

trivial patches for 2014-07-26

# gpg: Signature made Sat 26 Jul 2014 08:16:55 BST using RSA key ID A4C3D7DB
# gpg: Good signature from "Michael Tokarev <mjt@tls.msk.ru>"
# gpg:                 aka "Michael Tokarev <mjt@corpit.ru>"
# gpg:                 aka "Michael Tokarev <mjt@debian.org>"
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: 6EE1 95D1 886E 8FFB 810D  4324 457C E0A0 8044 65C5
#      Subkey fingerprint: 6F67 E18E 7C91 C5B1 5514  66A7 BEE5 9D74 A4C3 D7DB

* remotes/mjt/tags/trivial-patches-2014-07-26:
  qemu-options: fix another allows-to for -net l2tpv3

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-07-28 11:05:14 +01:00
Michael Tokarev
2f47b403bd qemu-options: fix another allows-to for -net l2tpv3
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-07-26 11:16:44 +04:00
Peter Maydell
c60a57ff49 Here is the serial fix for 2.1.
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Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into staging

Here is the serial fix for 2.1.

# gpg: Signature made Fri 25 Jul 2014 13:36:23 BST using RSA key ID 9B4D86F2
# gpg: Good signature from "Paolo Bonzini <pbonzini@redhat.com>"
# gpg:                 aka "Paolo Bonzini <bonzini@gnu.org>"

* remotes/bonzini/tags/for-upstream:
  qemu-char: ignore flow control if a PTY's slave is not connected

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-07-25 16:58:41 +01:00
Paolo Bonzini
62c339c527 qemu-char: ignore flow control if a PTY's slave is not connected
After commit f702e62 (serial: change retry logic to avoid concurrency,
2014-07-11), guest boot hangs if the backend is an unconnected PTY.

The reason is that PTYs do not support G_IO_HUP, and serial_xmit is
never called.  To fix this, simply invoke serial_xmit immediately
(via g_idle_source_new) when this happens.

Tested-by: Pavel Hrdina <phrdina@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-07-25 14:36:07 +02:00
Peter Maydell
7f0b2ff724 vnc: fix two vnc update issues.
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Merge remote-tracking branch 'remotes/kraxel/tags/pull-vnc-20140725-1' into staging

vnc: fix two vnc update issues.

# gpg: Signature made Fri 25 Jul 2014 08:44:23 BST using RSA key ID D3E87138
# gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>"
# gpg:                 aka "Gerd Hoffmann <gerd@kraxel.org>"
# gpg:                 aka "Gerd Hoffmann (private) <kraxel@gmail.com>"

* remotes/kraxel/tags/pull-vnc-20140725-1:
  vnc update fix
  fix full frame updates for VNC clients

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-07-25 10:32:13 +01:00
Gerd Hoffmann
6365828003 vnc update fix
We need to remember has_updates for each vnc client.  Otherwise it might
happen that vnc_update_client(has_dirty=1) takes the first exit due to
output buffers not being flushed yet and subsequent calls with
has_dirty=0 take the second exit, wrongly assuming there is nothing to
do because the work defered in the first call is ignored.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Peter Lieven <pl@kamp.de>
2014-07-25 09:43:31 +02:00
Stephan Kulow
07535a8902 fix full frame updates for VNC clients
If the client asks for !incremental frame updates, it has lost its content
so dirty doesn't matter - it has to see the full frame, so setting force_update

Signed-off-by: Stephan Kulow <coolo@suse.de>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Peter Lieven <pl@kamp.de>
2014-07-25 09:42:56 +02:00
Peter Maydell
3b25748663 Merge remote-tracking branch 'remotes/qmp-unstable/queue/qmp' into staging
* remotes/qmp-unstable/queue/qmp:
  docs: document missing VSERPORT_CHANGE event
  docs: document missing POWERDOWN event
  docs: document missing SPICE_MIGRATE_COMPLETED event
  docs: split SPICE_* event docs
  docs: grammar fixes to qmp-events

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-07-24 15:23:43 +01:00
Eric Blake
032baddea3 docs: document missing VSERPORT_CHANGE event
The VSERPORT_CHANGE event was added in e2ae6159.  The patch for
this event was prepared at a time when this file was gone, even
though it got applied immediately after dfab4892 restored this
file.  Duplicate the documentation into this file, so that
anyone using this file instead of qapi will not miss out on this
new event.

* docs/qmp/qmp-events.txt (VSERPORT_CHANGE): Add.

Signed-off-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Wenchao Xia <wenchaoqemu@gmail.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
2014-07-24 10:00:33 -04:00
Eric Blake
db52658b38 docs: document missing POWERDOWN event
The POWERDOWN event was first documented in 0aab9ec3.  But since
dfab4892 later restored this file to the state prior to qmp events,
and we never documented it in the past, anyone using this file
instead of qapi will miss out on this event.  Tweak the existing
wording of SHUTDOWN to match 84321831, and make the difference
between the two events apparent.

* docs/qmp/qmp-events.txt (POWERDOWN): Add.
(SHUTDOWN): Tweak.

Signed-off-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Wenchao Xia <wenchaoqemu@gmail.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
2014-07-24 10:00:33 -04:00
Eric Blake
5e255004f5 docs: document missing SPICE_MIGRATE_COMPLETED event
The SPICE_MIGRATE_COMPLETED event was first documented in
7cfadb6b.  But since dfab4892 later restored this file to the
state prior to qmp events, and we never documented it in the
past, anyone using this file instead of qapi will miss out on
this event.

* docs/qmp/qmp-events.txt (SPICE_MIGRATE_COMPLETED): Add.

Signed-off-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Wenchao Xia <wenchaoqemu@gmail.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
2014-07-24 10:00:15 -04:00
Eric Blake
f8ecd94501 docs: split SPICE_* event docs
For consistency with the rest of this file, every event should be
listed in isolation.  Compare how commit 7cfadb6b split
SPICE_CONNECTED and SPICE_DISCONNECTED into separate qmp events.

* docs/qmp/qmp-events.txt (SPICE_CONNECTED, SPICE_DISCONNECTED):
Split.

Signed-off-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Wenchao Xia <wenchaoqemu@gmail.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
2014-07-24 09:59:20 -04:00
Eric Blake
1454ac68af docs: grammar fixes to qmp-events
When converting to qmp events, commits 7cfadb6b and a6330785
fixed some grammar as part of moving text between files.  But
since dfab4892 later restored this file to the state prior to
qmp events, we have to do it again.

* docs/qmp/qmp-events.txt (RESET, SPICE_INITIALIZED): Tweak.

Signed-off-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Wenchao Xia <wenchaoqemu@gmail.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
2014-07-24 09:58:51 -04:00
Peter Maydell
a537d373b9 usb: mtp: tag root property as experimental
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 =7Bmj
 -----END PGP SIGNATURE-----

Merge remote-tracking branch 'remotes/kraxel/tags/pull-usb-20140723-1' into staging

usb: mtp: tag root property as experimental

# gpg: Signature made Wed 23 Jul 2014 07:56:21 BST using RSA key ID D3E87138
# gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>"
# gpg:                 aka "Gerd Hoffmann <gerd@kraxel.org>"
# gpg:                 aka "Gerd Hoffmann (private) <kraxel@gmail.com>"

* remotes/kraxel/tags/pull-usb-20140723-1:
  usb: mtp: tag root property as experimental

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-07-24 12:49:54 +01:00
Gerd Hoffmann
cf679caf91 usb: mtp: tag root property as experimental
Reason: we don't want commit to that interface yet.  Possibly
the implementation will be switched over to use fsdev.

Suggested-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2014-07-23 08:55:40 +02:00
Peter Maydell
f368c33d5a Update version for v2.1.0-rc3 release
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-07-22 18:17:03 +01:00
Peter Maydell
ef493d5c29 hw/misc/imx_ccm.c: Add missing VMState list terminator
The VMStateDescription for the imx_ccm device was missing its
terminator. Found by static search of the codebase using
a regex based on one suggested by Ian Jackson:
  pcregrep -rMi '(?s)VMStateField(?:(?!END_OF_LIST).)*?;' $(git grep -l 'VMStateField\[\]')

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Cc: qemu-stable@nongnu.org
2014-07-22 17:53:36 +01:00
Laszlo Ersek
3afca1d6d4 vmstate_xhci_event: fix unterminated field list
"vmstate_xhci_event" was introduced in commit 37352df3 ("xhci: add live
migration support"), and first released in v1.6.0. The field list in this
VMSD is not terminated with the VMSTATE_END_OF_LIST() macro.

During normal use (ie. migration), the issue is practically invisible,
because the "vmstate_xhci_event" object (with the unterminated field list)
is only ever referenced -- via "vmstate_xhci_intr" -- if xhci_er_full()
returns true, for the "ev_buffer" test. Since that field_exists() check
(apparently) almost always returns false, we almost never traverse
"vmstate_xhci_event" during migration, which hides the bug.

However, Amit's vmstate checker forces recursion into this VMSD as well,
and the lack of VMSTATE_END_OF_LIST() breaks the field list terminator
check (field->name != NULL) in dump_vmstate_vmsd(). The result is
undefined behavior, which in my case translates to infinite recursion
(because the loop happens to overflow into "vmstate_xhci_intr", which then
links back to "vmstate_xhci_event").

Add the missing terminator.

Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Amit Shah <amit.shah@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Cc: qemu-stable@nongnu.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-07-22 17:34:24 +01:00
Peter Maydell
3a18d44983 Patch queue for ppc - 2014-07-22
Only a single bug fix to make -mem-path only affect RAM regions.
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Merge remote-tracking branch 'remotes/agraf/tags/signed-ppc-for-upstream' into staging

Patch queue for ppc - 2014-07-22

Only a single bug fix to make -mem-path only affect RAM regions.

# gpg: Signature made Tue 22 Jul 2014 16:38:04 BST using RSA key ID 03FEDC60
# gpg: Can't check signature: public key not found

* remotes/agraf/tags/signed-ppc-for-upstream:
  ppc: fix -mem-path failure

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-07-22 16:40:34 +01:00
Hu Tao
e206ad4833 ppc: fix -mem-path failure
commit e938ba0c tried to enable -mem-path for ppc but breaked some ppc
boards.

The problems are:

1. it fails when allocating memory for rom, sram whose sizes are less
   than huge page size:

   ./ppc-softmmu/qemu-system-ppc  -m 512 -mem-path /hugepages/ \
   -kernel /home/hutao/Downloads/vmlinux-ppc -initrd \
   /home/hutao/Downloads/initrd-ppc.gz
   qemu-system-ppc: /mnt/data/projects/qemu/exec.c:1184: qemu_ram_set_idstr: Assertion `new_block' failed.

2. if there is a numa node backed by memory backend object, qemu fails
   with message:

   ./ppc-softmmu/qemu-system-ppc  -m 512 \
   -object memory-backend-file,size=512M,mem-path=/hugepages,id=f0 \
   -numa node,nodeid=0,memdev=f0 \
   -kernel /home/hutao/Downloads/vmlinux-ppc \
   -initrd /home/hutao/Downloads/initrd-ppc.gz
   qemu-system-ppc: memory backend f0 is used multiple times. Each -numa option must use a different memdev value.

This patch does following:

1. replaces memory_region_allocate_system_memory() with
   memory_region_init_ram() for rom, sram. Then only system memory
   is backed by hugepages when specifying mem-path.

2. for memory banks, allocates all ram with
   one memory_region_allocate_system_memory(), and use
   memory_region_init_alias() to initialize memory banks.

Tested machines: default(g3beige), mac99, taihu, bamboo, ref405ep.

Signed-off-by: Hu Tao <hutao@cn.fujitsu.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
2014-07-22 17:37:25 +02:00
Peter Maydell
b64c670f1d Merge remote-tracking branch 'remotes/amit-virtio-rng/for-2.1' into staging
* remotes/amit-virtio-rng/for-2.1:
  virtio-rng: Add human-readable error message for negative max-bytes parameter

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-07-22 13:16:04 +01:00
John Snow
713e8a1022 virtio-rng: Add human-readable error message for negative max-bytes parameter
If a negative integer is used for the max_bytes parameter, QEMU currently
calls abort() and leaves behind a core dump. This patch replaces the
abort with a simple error message to make the reason for the termination
clearer. This also ensures device-hotplug with invalid input doesn't
cause qemu to quit.

There is an underlying insufficiency in the parameter parsing code of QEMU
that renders it unable to reject negative values for unsigned properties,
thus the error message "a non-negative integer below 2^63" is the most
user-friendly and correct message we can give until the underlying
insufficiency is corrected.

Signed-off-by: John Snow <jsnow@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Amit Shah <amit.shah@redhat.com>
2014-07-22 17:18:55 +05:30
Amit Shah
bb9c3636d9 vmstate static checker: whitelist additions
Comparing json outputs from qemu-1.0 with qemu-2.1 turned up a few
description name changes; whitelist them here.

Signed-off-by: Amit Shah <amit.shah@redhat.com>
2014-07-22 17:06:54 +05:30
Peter Maydell
25af8e6b61 One of the two pending migration fix, and a small KVM patch.
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Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into staging

One of the two pending migration fix, and a small KVM patch.

# gpg: Signature made Tue 22 Jul 2014 11:49:30 BST using RSA key ID 9B4D86F2
# gpg: Can't check signature: public key not found

* remotes/bonzini/tags/for-upstream:
  kvm-all: Use 'tmpcpu' instead of 'cpu' in sub-looping to avoid 'cpu' be NULL
  exec: fix migration with devices that use address_space_rw

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-07-22 12:03:45 +01:00
Chen Gang
dc54e25253 kvm-all: Use 'tmpcpu' instead of 'cpu' in sub-looping to avoid 'cpu' be NULL
If kvm_arch_remove_sw_breakpoint() in CPU_FOREACH() always be fail, it
will let 'cpu' NULL. And the next kvm_arch_remove_sw_breakpoint() in
QTAILQ_FOREACH_SAFE() will get NULL parameter for 'cpu'.

And kvm_arch_remove_sw_breakpoint() can assumes 'cpu' must never be NULL,
so need define additional temporary variable for 'cpu' to avoid the case.

Cc: qemu-stable@nongnu.org
Signed-off-by: Chen Gang <gang.chen.5i5j@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-07-22 12:38:17 +02:00
Paolo Bonzini
6886867e98 exec: fix migration with devices that use address_space_rw
Devices that use address_space_rw to write large areas to memory
(as opposed to address_space_map/unmap) were broken with respect
to migration since fe680d0 (exec: Limit translation limiting in
address_space_translate to xen, 2014-05-07).  Such devices include
IDE CD-ROMs.

The reason is that invalidate_and_set_dirty (called by address_space_rw
but not address_space_map/unmap) was only setting the dirty bit for
the first page in the translation.

To fix this, introduce cpu_physical_memory_set_dirty_range_nocode that
is the same as cpu_physical_memory_set_dirty_range except it does not
muck with the DIRTY_MEMORY_CODE bitmap.  This function can be used if
the caller invalidates translations with tb_invalidate_phys_page_range.

There is another difference between cpu_physical_memory_set_dirty_range
and cpu_physical_memory_set_dirty_flag; the former includes a call
to xen_modified_memory.  This is handled separately in
invalidate_and_set_dirty, and is not needed in other callers of
cpu_physical_memory_set_dirty_range_nocode, so leave it alone.

Just one nit: now that invalidate_and_set_dirty takes care of handling
multiple pages, there is no need for address_space_unmap to wrap it
in a loop.  In fact that loop would now be O(n^2).

Reported-by: Dave Gilbert <dgilbert@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Tested-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2014-07-22 10:38:50 +02:00
Peter Maydell
35858955e6 QOM and device refactorings
* Machine: Property name fixups for 2.1 ABI
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Merge remote-tracking branch 'remotes/afaerber/tags/qom-devices-for-2.1' into staging

QOM and device refactorings

* Machine: Property name fixups for 2.1 ABI

# gpg: Signature made Mon 21 Jul 2014 18:00:23 BST using RSA key ID 3E7E013F
# gpg: Good signature from "Andreas Färber <afaerber@suse.de>"
# gpg:                 aka "Andreas Färber <afaerber@suse.com>"

* remotes/afaerber/tags/qom-devices-for-2.1:
  machine: Replace underscores in machine's property names

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-07-21 18:06:12 +01:00
Marcel Apfelbaum
b0ddb8bf6b machine: Replace underscores in machine's property names
Replaced '_' with '-' to comply with QOM guidelines.
Made the conversion from command line to QMP in vl.c.

Signed-off-by: Marcel Apfelbaum <marcel.a@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
2014-07-21 18:58:36 +02:00
Peter Maydell
147fc41973 trivial patches for 2014-07-18
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Merge remote-tracking branch 'remotes/mjt/tags/trivial-patches-2014-07-18' into staging

trivial patches for 2014-07-18

# gpg: Signature made Fri 18 Jul 2014 15:04:43 BST using RSA key ID A4C3D7DB
# gpg: Good signature from "Michael Tokarev <mjt@tls.msk.ru>"
# gpg:                 aka "Michael Tokarev <mjt@corpit.ru>"
# gpg:                 aka "Michael Tokarev <mjt@debian.org>"
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: 6EE1 95D1 886E 8FFB 810D  4324 457C E0A0 8044 65C5
#      Subkey fingerprint: 6F67 E18E 7C91 C5B1 5514  66A7 BEE5 9D74 A4C3 D7DB

* remotes/mjt/tags/trivial-patches-2014-07-18:
  tests: Add missing 'static' attributes (fix warnings from smatch)
  migration: Add missing 'static' attribute
  qga: Add missing 'static' attribute
  hw/usb: Add missing 'static' attribute
  doc: slirp supports ICMP echo if enabled in Linux
  qemu-img: Remove redundancy "ret = -1"
  Fix new typos in comments (found by codespell)
  slirp: Give error message if hostfwd_add/remove for unrecognized vlan/stack

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-07-18 16:59:29 +01:00
Peter Maydell
50a2c45da9 Andreas's fixes to --enable-modules, two 2.1 regression fixes, and a
new qtest.  Michael sent a pull request of his own, so I dropped
 the vhost changes.
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Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into staging

Andreas's fixes to --enable-modules, two 2.1 regression fixes, and a
new qtest.  Michael sent a pull request of his own, so I dropped
the vhost changes.

# gpg: Signature made Fri 18 Jul 2014 14:30:34 BST using RSA key ID 9B4D86F2
# gpg: Can't check signature: public key not found

* remotes/bonzini/tags/for-upstream:
  Revert "kvmclock: Ensure time in migration never goes backward"
  Revert "kvmclock: Ensure proper env->tsc value for kvmclock_current_nsec calculation"
  module: Don't complain when a module is absent
  module: Simplify module_load()
  qtest: new test for wdt_ib700
  target-i386: Allow execute from user mode when SMEP is enabled.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2014-07-18 14:46:53 +01:00
Stefan Weil
748bfb4eee tests: Add missing 'static' attributes (fix warnings from smatch)
Smatch also complains about 0 used for pointers, so replace those by
NULL in test-visitor-serialization.c, too.

Signed-off-by: Stefan Weil <sw@weilnetz.de>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-07-18 17:45:37 +04:00
Stefan Weil
7a46d042e0 migration: Add missing 'static' attribute
Signed-off-by: Stefan Weil <sw@weilnetz.de>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-07-18 17:45:37 +04:00
Stefan Weil
13a439ec40 qga: Add missing 'static' attribute
This fixes a warning from the static code analysis (smatch).

Signed-off-by: Stefan Weil <sw@weilnetz.de>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-07-18 17:45:37 +04:00
Stefan Weil
b9b45b4a88 hw/usb: Add missing 'static' attribute
Signed-off-by: Stefan Weil <sw@weilnetz.de>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-07-18 17:45:37 +04:00
Gernot Hillier
37cbfcce14 doc: slirp supports ICMP echo if enabled in Linux
Since QEMU 0.15, slirp (user mode networking) supports ping to the
Internet, see e6d43cfb1f

Signed-off-by: Gernot Hillier <gernot.hillier@siemens.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-07-18 17:45:37 +04:00
Chen Gang
b847ae2d60 qemu-img: Remove redundancy "ret = -1"
In this case, 'ret' is already '-1', so need not do it again.

Signed-off-by: Chen Gang <gang.chen.5i5j@gmail.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2014-07-18 17:45:37 +04:00