Commit Graph

5187 Commits

Author SHA1 Message Date
Leif Lindholm
1007a37e20 smbios: filter based on CONFIG_SMBIOS rather than TARGET
-smbios command line options were accepted but silently ignored on
TARGET_ARM, due to a test for TARGET_I386 in arch_init.c.

Copy the mechanism of hw/pci/pci-stub.c to implement an smbios-stub
instead, enabled for all targets without CONFIG_SMBIOS.

Signed-off-by: Leif Lindholm <leif.lindholm@linaro.org>
Message-Id: <20161222151828.28292-1-leif.lindholm@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2017-01-16 17:52:34 +01:00
Peter Maydell
b6af8ea602 x86 and machine queue, 2017-01-17
Includes i386, CPU, NUMA, and memory backends changes.
 
 i386:
  target/i386: Fix bad patch application to translate.c
 
 CPU:
  qmp: Report QOM type name on query-cpu-definitions
 
 NUMA:
  numa: make -numa parser dynamically allocate CPUs masks
 
 Memory backends:
  qom: remove unused header
  monitor: reuse user_creatable_add_opts() instead of user_creatable_add()
  monitor: fix qmp/hmp query-memdev not reporting IDs of memory backends
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Merge remote-tracking branch 'remotes/ehabkost/tags/x86-and-machine-pull-request' into staging

x86 and machine queue, 2017-01-17

Includes i386, CPU, NUMA, and memory backends changes.

i386:
 target/i386: Fix bad patch application to translate.c

CPU:
 qmp: Report QOM type name on query-cpu-definitions

NUMA:
 numa: make -numa parser dynamically allocate CPUs masks

Memory backends:
 qom: remove unused header
 monitor: reuse user_creatable_add_opts() instead of user_creatable_add()
 monitor: fix qmp/hmp query-memdev not reporting IDs of memory backends

# gpg: Signature made Thu 12 Jan 2017 17:53:11 GMT
# gpg:                using RSA key 0x2807936F984DC5A6
# gpg: Good signature from "Eduardo Habkost <ehabkost@redhat.com>"
# Primary key fingerprint: 5A32 2FD5 ABC4 D3DB ACCF  D1AA 2807 936F 984D C5A6

* remotes/ehabkost/tags/x86-and-machine-pull-request:
  qmp: Report QOM type name on query-cpu-definitions
  numa: make -numa parser dynamically allocate CPUs masks
  target/i386: Fix bad patch application to translate.c
  monitor: fix qmp/hmp query-memdev not reporting IDs of memory backends
  monitor: reuse user_creatable_add_opts() instead of user_creatable_add()
  qom: remove unused header

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2017-01-13 14:38:21 +00:00
Igor Mammedov
cdda2018e3 numa: make -numa parser dynamically allocate CPUs masks
so it won't impose an additional limits on max_cpus limits
supported by different targets.

It removes global MAX_CPUMASK_BITS constant and need to
bump it up whenever max_cpus is being increased for
a target above MAX_CPUMASK_BITS value.

Use runtime max_cpus value instead to allocate sufficiently
sized node_cpu bitmasks in numa parser.

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Message-Id: <1479466974-249781-1-git-send-email-imammedo@redhat.com>
Reviewed-by: Eduardo Habkost <ehabkost@redhat.com>
[ehabkost: Added asserts to ensure cpu_index < max_cpus]
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2017-01-12 15:51:36 -02:00
Igor Mammedov
e1ff3c67e8 monitor: fix qmp/hmp query-memdev not reporting IDs of memory backends
Considering 'id' is mandatory for user_creatable objects/backends
and user_creatable_add_type() always has it as an argument
regardless of where from it is called CLI/monitor or QMP,
Fix issue by adding 'id' property to hostmem backends and
set it in user_creatable_add_type() for every object that
implements 'id' property. Then later at query-memdev time
get 'id' from object directly.

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Message-Id: <1484052795-158195-4-git-send-email-imammedo@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2017-01-12 15:35:06 -02:00
Igor Mammedov
3a4641054e monitor: reuse user_creatable_add_opts() instead of user_creatable_add()
Simplify code by dropping ~57LOC by merging user_creatable_add()
into user_creatable_add_opts() and using the later from monitor.
Along with it allocate opts_visitor_new() once in user_creatable_add_opts().

As result we have one less API func and a more readable/simple
user_creatable_add_opts() vs user_creatable_add().

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-Id: <1484052795-158195-3-git-send-email-imammedo@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2017-01-12 15:34:47 -02:00
Peter Maydell
0f2d17c1a5 TCG opcodes for extract, clz, ctz, ctpop
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Merge remote-tracking branch 'remotes/rth/tags/pull-tcg-20170110' into staging

TCG opcodes for extract, clz, ctz, ctpop

# gpg: Signature made Wed 11 Jan 2017 02:12:41 GMT
# gpg:                using RSA key 0xAD1270CC4DD0279B
# gpg: Good signature from "Richard Henderson <rth7680@gmail.com>"
# gpg:                 aka "Richard Henderson <rth@redhat.com>"
# gpg:                 aka "Richard Henderson <rth@twiddle.net>"
# Primary key fingerprint: 9CB1 8DDA F8E8 49AD 2AFC  16A4 AD12 70CC 4DD0 279B

* remotes/rth/tags/pull-tcg-20170110: (65 commits)
  tcg/i386: Handle ctpop opcode
  tcg/ppc: Handle ctpop opcode
  tcg: Use ctpop to generate ctz if needed
  tests: New test-bitcnt
  qemu/host-utils.h: Reduce the operation count in the fallback ctpop
  target-i386: Use ctpop helper
  target-tilegx: Use ctpop helper
  target-sparc: Use ctpop helper
  target-s390x: Avoid a loop for popcnt
  target-ppc: Use ctpop helper
  target-alpha: Use ctpop helper
  tcg: Add opcode for ctpop
  target-xtensa: Use clrsb helper
  target-tricore: Use clrsb helper
  target-arm: Use clrsb helper
  tcg: Add helpers for clrsb
  tcg/i386: Rely on undefined/undocumented behaviour of BSF/BSR
  tcg/i386: Handle ctz and clz opcodes
  tcg/i386: Allow bmi2 shiftx to have non-matching operands
  tcg/i386: Hoist common arguments in tcg_out_op
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2017-01-12 13:21:32 +00:00
Richard Henderson
7bdcecb7b2 qemu/host-utils.h: Reduce the operation count in the fallback ctpop
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <rth@twiddle.net>
2017-01-10 08:49:59 -08:00
Peter Maydell
b44486dfb9 gtk,vnc: misc bugfixes.
kbd: add jp keys, fix ps2 regressions.
 sdl: export window id for baum, remove sdl hooks from baum.
 egl: egl-helpers.c license change.
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Merge remote-tracking branch 'remotes/kraxel/tags/pull-ui-20170110-1' into staging

gtk,vnc: misc bugfixes.
kbd: add jp keys, fix ps2 regressions.
sdl: export window id for baum, remove sdl hooks from baum.
egl: egl-helpers.c license change.

# gpg: Signature made Tue 10 Jan 2017 07:16:05 GMT
# gpg:                using RSA key 0x4CB6D8EED3E87138
# gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>"
# gpg:                 aka "Gerd Hoffmann <gerd@kraxel.org>"
# gpg:                 aka "Gerd Hoffmann (private) <kraxel@gmail.com>"
# Primary key fingerprint: A032 8CFF B93A 17A7 9901  FE7D 4CB6 D8EE D3E8 7138

* remotes/kraxel/tags/pull-ui-20170110-1:
  ps2: Fix lost scancodes by recent changes
  curses: Fix compiler warnings (Mingw-w64 redefinition of macro KEY_EVENT)
  ui/vnc: Fix problem with sending too many bytes as server name
  gtk: avoid oob array access
  egl-helpers: Change file licensing to LGPLv2
  sdl2: set window ID
  console: move window ID code from baum to sdl
  console: add API to get underlying gui window ID
  ui: use evdev keymap when running under wayland
  ui/gtk: fix crash at startup when no console is available

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2017-01-10 14:52:34 +00:00
Stefan Weil
f27ff81070 curses: Fix compiler warnings (Mingw-w64 redefinition of macro KEY_EVENT)
For builds with Mingw-w64 as it is included in Cygwin, there are two
header files which define KEY_EVENT with different values.

This results in lots of compiler warnings like this one:

  CC      vl.o
In file included from /qemu/include/ui/console.h:340:0,
                 from /qemu/vl.c:76:
/usr/i686-w64-mingw32/sys-root/mingw/include/curses.h:1522:0: warning: "KEY_EVENT" redefined
 #define KEY_EVENT 0633  /* We were interrupted by an event */

In file included from /usr/share/mingw-w64/include/windows.h:74:0,
                 from /usr/share/mingw-w64/include/winsock2.h:23,
                 from /qemu/include/sysemu/os-win32.h:29,
                 from /qemu/include/qemu/osdep.h:100,
                 from /qemu/vl.c:24:
/usr/share/mingw-w64/include/wincon.h:101:0: note: this is the location of the previous definition
 #define KEY_EVENT 0x1

QEMU only uses the KEY_EVENT macro from wincon.h.
Therefore we can undefine the macro coming from curses.h.

The explicit include statement for curses.h in ui/curses.c is not needed
and was removed.

Those two modifications fix the redefinition warnings.

Signed-off-by: Stefan Weil <sw@weilnetz.de>
Acked-by: Samuel Thibault <samuel.thibault@ens-lyon.org>
Message-id: 20161119185318.10564-1-sw@weilnetz.de
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2017-01-10 08:14:20 +01:00
Samuel Thibault
b3cb21b9b5 console: add API to get underlying gui window ID
This adds two console functions, qemu_console_set_window_id and
qemu_graphic_console_get_window_id, to let graphical backend record the
window id in the QemuConsole structure, and let the baum driver read it.

Signed-off-by: Samuel Thibault <samuel.thibault@ens-lyon.org>
Message-id: 20161221003806.22412-2-samuel.thibault@ens-lyon.org
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2017-01-10 08:14:20 +01:00
Daniel P. Berrange
a8ffb372a2 ui: use evdev keymap when running under wayland
Wayland always uses evdev as its input source, so QEMU
can use the existing evdev keymap data

Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
Tested-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: 20161201094117.16407-1-berrange@redhat.com
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
2017-01-10 08:14:20 +01:00
Igor Mammedov
80db0e7822 memhp: don't generate memory hotplug AML if it's not enabled/supported
That reduces DSDT by 910 bytes when memory hotplug
isn't enabled.

While doing so drop intermediate variables/arguments
passing around ACPI_MEMORY_HOTPLUG_IO_LEN and making
it local to memory_hotplug.c, hardcoding it there as
it can't change.

Also don't pass around ACPI_MEMORY_HOTPLUG_BASE through
intermediate variables/arguments where it's not needed.
Instead initialize in module static variable when MMIO
region is mapped and use that within memory_hotplug.c
whenever it's required.
That way MMIO base specified only at one place and AML
with MMIO would always use the same value.

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Marcel Apfelbaum <marcel@redhat.com>
2017-01-10 07:03:24 +02:00
Igor Mammedov
c9c0854580 memhp: move memory hotplug only defines to memory_hotplug.c
Move defines used locally only by memory_hotplug.c into it
from header files.

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Marcel Apfelbaum <marcel@redhat.com>
2017-01-10 07:03:24 +02:00
Igor Mammedov
d1957dac34 memhp: move GPE handler_E03 into build_memory_hotplug_aml()
>From this patch all the memory hotplug related AML
bits are consolidated in one place within DSTD.
Follow up patches will utilize that to simplify
memory hotplug related C/AML code.

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Marcel Apfelbaum <marcel@redhat.com>
2017-01-10 07:03:24 +02:00
Igor Mammedov
8b35ab271c memhp: merge build_memory_devices() into build_memory_hotplug_aml()
It consolidates memory hotplug AML in one place within DSDT

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2017-01-10 07:03:23 +02:00
Igor Mammedov
8dfba500af memhp: consolidate scattered MHPD device declaration
since static and dynamic parts of memory MHPD device are now
in the same table (DSDT), there is no point keeping
them scattered across the table, so consolidate it
in one place.

There aren't any functional change, only AML text movement
from externally refferenced MHPD scope directly into
MHPD device declaration.

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Marcel Apfelbaum <marcel@redhat.com>
2017-01-10 07:03:23 +02:00
Igor Mammedov
75ff0f0c90 memhp: move build_memory_devices() into memory_hotplug.c
Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Marcel Apfelbaum <marcel@redhat.com>
2017-01-10 07:03:23 +02:00
Maxime Coquelin
a93e599d4a virtio-net: Add MTU feature support
This patch allows advising guest with host MTU's by setting
host_mtu parameter.

If VIRTIO_NET_F_MTU has been successfully negotiated, MTU
value is passed to the backend.

Cc: Michael S. Tsirkin <mst@redhat.com>
Cc: Aaron Conole <aconole@redhat.com
Signed-off-by: Maxime Coquelin <maxime.coquelin@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2017-01-10 07:02:53 +02:00
Maxime Coquelin
45a368ad4f vhost-net: Notify the backend about the host MTU
This patch provides a way for virtio-net to notify the
backend about the host MTU set by the user.

Cc: Michael S. Tsirkin <mst@redhat.com>
Cc: Aaron Conole <aconole@redhat.com>
Signed-off-by: Maxime Coquelin <maxime.coquelin@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2017-01-10 07:02:53 +02:00
Maxime Coquelin
c5f048d8fb vhost-user: Add MTU protocol feature and op
This patch implements VHOST_USER_PROTOCOL_F_NET_MTU
protocol feature and VHOST_USER_NET_SET_MTU request so
that the backend gets notified of the user defined host
MTU.

If backend supports VHOST_USER_PROTOCOL_F_REPLY_ACK,
QEMU assumes MTU is valid if success is returned.

Vhost-net driver sends this request through a new
vhost_net_set_mtu vhost_ops entry.

Cc: Michael S. Tsirkin <mst@redhat.com>
Cc: Aaron Conole <aconole@redhat.com>
Signed-off-by: Maxime Coquelin <maxime.coquelin@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2017-01-10 07:02:53 +02:00
Yuri Benditovich
54e17709ac virtio: Introduce virtqueue_drop_all procedure
Add procedure for fast drop of queued packets, acting like
pop and push without mapping the buffers into memory.

Signed-off-by: Yuri Benditovich <yuri.benditovich@daynix.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2017-01-10 07:02:53 +02:00
Yuri Benditovich
312d3b3534 net: Add virtio queue interface to update used index from vring state
Bring virtio queue to correct internal  state for host-to-guest
operations when vhost is temporary stopped.

Signed-off-by: Yuri Benditovich <yuri.benditovich@daynix.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2017-01-10 07:02:53 +02:00
Dou Liyang
f18c697b55 pcie_aer: support configurable AER capa version
Now, AER capa version is fixed to v2, if assigned device isn't v2,
then this value will be inconsistent between guest and host

Signed-off-by: Dou Liyang <douly.fnst@cn.fujitsu.com>
Signed-off-by: Cao jin <caoj.fnst@cn.fujitsu.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2017-01-10 07:02:52 +02:00
Cao jin
33848ceed7 pcie_aer: Convert pcie_aer_init to Error
When user specify invalid value for property aer_log_max, device should
fail to create, and report appropriate message.

Signed-off-by: Cao jin <caoj.fnst@cn.fujitsu.com>
Reviewed-by: Marcel Apfelbaum <marcel@redhat.com>
Acked-by: Dmitry Fleytman <dmitry@daynix.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2017-01-10 07:02:52 +02:00
Gonglei
6138dbda5a cryptodev: wrap the ready flag
The ready flag should be set by the children of
cryptodev backend interface. Warp the setter/getter
functions for it.

Signed-off-by: Gonglei <arei.gonglei@huawei.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2017-01-10 07:02:52 +02:00
Gonglei
46fd170545 cryptodev: introduce a new is_used property
This property is used to Tag the cryptodev backend
is used by virtio-crypto or not. Making cryptodev
can't be hot unplugged when it's in use. Cleanup
resources when cryptodev is finalized.

Signed-off-by: Gonglei <arei.gonglei@huawei.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2017-01-10 07:02:52 +02:00
Jason Wang
12d37882f0 memory: handle alias in memory_region_is_iommu()
Cc: Paolo Bonzini <pbonzini@redhat.com>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.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>
2017-01-10 05:56:59 +02:00
Jason Wang
bd2baaccd5 acpi: add ATSR for q35
This patch provides ATSR which was a requirement for software that
wants to enable ATS on endpoint devices behind a Root Port. This is
done simply by setting ALL_PORTS which indicates all PCI-Express Root
Ports support ATS transactions.

Signed-off-by: Jason Wang <jasowang@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2017-01-10 05:56:59 +02:00
Jason Wang
615c4ed205 virtio-pci: address space translation service (ATS) support
This patches enable the Address Translation Service support for virtio
pci devices. This is needed for a guest visible Device IOTLB
implementation and will be required by vhost device IOTLB API
implementation for intel IOMMU.

Cc: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2017-01-10 05:56:59 +02:00
Jason Wang
554f5e1604 intel_iommu: support device iotlb descriptor
This patch enables device IOTLB support for intel iommu. The major
work is to implement QI device IOTLB descriptor processing and notify
the device through iommu notifier.

Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Richard Henderson <rth@twiddle.net>
Cc: Eduardo Habkost <ehabkost@redhat.com>
Cc: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.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>
2017-01-10 05:56:58 +02:00
Jason Wang
052c8fa998 exec: introduce address_space_get_iotlb_entry()
This patch introduces a helper to query the iotlb entry for a
possible iova. This will be used by later device IOTLB API to enable
the capability for a dataplane (e.g vhost) to query the IOTLB.

Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Peter Crosthwaite <crosthwaite.peter@gmail.com>
Cc: Richard Henderson <rth@twiddle.net>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2017-01-10 05:56:58 +02:00
Jason Wang
8607f5c307 virtio: convert to use DMA api
Currently, all virtio devices bypass IOMMU completely. This is because
address_space_memory is assumed and used during DMA emulation. This
patch converts the virtio core API to use DMA API. This idea is

- introducing a new transport specific helper to query the dma address
  space. (only pci version is implemented).
- query and use this address space during virtio device guest memory
  accessing when iommu platform (VIRTIO_F_IOMMU_PLATFORM) was enabled
  for this device.

Cc: Michael S. Tsirkin <mst@redhat.com>
Cc: Stefan Hajnoczi <stefanha@redhat.com>
Cc: Kevin Wolf <kwolf@redhat.com>
Cc: Amit Shah <amit.shah@redhat.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: qemu-block@nongnu.org
Signed-off-by: Jason Wang <jasowang@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2017-01-10 05:56:58 +02:00
Peter Xu
8cdcf3c1e5 intel_iommu: allow migration
IOMMU needs to be migrated before all the PCI devices (in case there are
devices that will request for address translation). So marking it with a
priority higher than the default (which PCI devices and other belong).
Migration framework handled the rest.

Signed-off-by: Peter Xu <peterx@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2017-01-10 05:56:58 +02:00
Peter Xu
f37bc03623 migration: allow to prioritize save state entries
During migration, save state entries are saved/loaded without a specific
order - we just traverse the savevm_state.handlers list and do it one by
one. This might not be enough.

There are requirements that we need to load specific device's vmstate
first before others. For example, VT-d IOMMU contains DMA address
remapping information, which is required by all the PCI devices to do
address translations. We need to make sure IOMMU's device state is
loaded before the rest of the PCI devices, so that DMA address
translation can work properly.

This patch provide a VMStateDescription.priority value to allow specify
the priority of the saved states. The loadvm operation will be done with
those devices with higher vmsd priority.

Before this patch, we are possibly achieving the ordering requirement by
an assumption that the ordering will be the same with the ordering that
objects are created. A better way is to mark it out explicitly in the
VMStateDescription table, like what this patch does.

Current ordering logic is still naive and slow, but after all that's not
a critical path so IMO it's a workable solution for now.

Signed-off-by: Peter Xu <peterx@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
2017-01-10 05:56:57 +02:00
Peter Maydell
dba5c337c8 Block layer patches
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Merge remote-tracking branch 'remotes/kevin/tags/for-upstream' into staging

Block layer patches

# gpg: Signature made Mon 09 Jan 2017 13:43:44 GMT
# gpg:                using RSA key 0x7F09B272C88F2FD6
# gpg: Good signature from "Kevin Wolf <kwolf@redhat.com>"
# Primary key fingerprint: DC3D EB15 9A9A F95D 3D74  56FE 7F09 B272 C88F 2FD6

* remotes/kevin/tags/for-upstream:
  block: Rename raw-{posix,win32} to file-*.c
  block: Rename raw_bsd to raw-format.c
  blkverify: Implement bdrv_co_preadv/pwritev/flush
  blkdebug: Implement bdrv_co_preadv/pwritev/flush
  quorum: Clean up quorum_aio_get()
  quorum: Inline quorum_fifo_aio_cb()
  quorum: Implement .bdrv_co_preadv/pwritev()
  quorum: Avoid bdrv_aio_writev() for rewrites
  quorum: Inline quorum_aio_cb()
  quorum: Do cleanup in caller coroutine
  quorum: Implement .bdrv_co_readv/writev
  quorum: Remove s from quorum_aio_get() arguments
  coroutine: Introduce qemu_coroutine_enter_if_inactive()
  qemu-img: fix in-flight count for qemu-img bench

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2017-01-09 13:54:31 +00:00
Eric Blake
c1bb86cd8a block: Rename raw-{posix,win32} to file-*.c
These files deal with the file protocol, not the raw format (the
file protocol is often used with other formats, and the raw
format is not forced to use the file protocol).  Rename things
to make it a bit easier to follow.

Suggested-by: Daniel P. Berrange <berrange@redhat.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
Reviewed-by: John Snow <jsnow@redhat.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2017-01-09 13:30:53 +01:00
Kevin Wolf
536fca7f7e coroutine: Introduce qemu_coroutine_enter_if_inactive()
In the context of asynchronous work, if we have a worker coroutine that
didn't yield, the parent coroutine cannot be reentered because it hasn't
yielded yet. In this case we don't even have to reenter the parent
because it will see that the work is already done and won't even yield.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Alberto Garcia <berto@igalia.com>
2017-01-09 13:30:52 +01:00
Andrew Jones
8dd845d3c4 hw/arm/virt-acpi-build: Don't incorrectly claim architectural timer to be edge-triggered
This is the ACPI equivalent to "hw/arm/virt: Don't incorrectly claim
architectural timer to be edge-triggered" which fixes the DT for
machine types 2.9 and later.

Signed-off-by: Andrew Jones <drjones@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Message-id: 20170102200153.28864-15-drjones@redhat.com
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2017-01-09 11:40:23 +00:00
Andrew Jones
af1f60a402 hw/arm/virt: remove VirtGuestInfo
by moving VirtGuestInfo.fw_cfg to VirtMachineState. This is the
mach-virt equivalent of "pc: Move PcGuestInfo.fw_cfg to
PCMachineState" and "pc: Eliminate PcGuestInfo struct" combined.

Signed-off-by: Andrew Jones <drjones@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Message-id: 20170102200153.28864-14-drjones@redhat.com
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2017-01-09 11:40:23 +00:00
Andrew Jones
da4f09a7dc hw/arm/virt-acpi-build: remove redundant members from VirtGuestInfo
Now that we pass VirtMachineState, and guest-info is just part of
that state, we can remove all the redundant members and access
the VirtMachineState directly.

Signed-off-by: Andrew Jones <drjones@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Message-id: 20170102200153.28864-12-drjones@redhat.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2017-01-09 11:40:22 +00:00
Andrew Jones
e9a8e474fb hw/arm/virt: pass VirtMachineState instead of VirtGuestInfo
Only two functions take VirtGuestInfo parameters. Now that guest-info
is part of VirtMachineState, and VirtMachineState is defined in the
virt header, pass that instead.

Signed-off-by: Andrew Jones <drjones@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Message-id: 20170102200153.28864-11-drjones@redhat.com
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2017-01-09 11:40:22 +00:00
Andrew Jones
a72d436387 hw/arm/virt: move VirtMachineState/Class to virt.h
In preparation to share more Virt machine state than just guest-info
with other mach-virt source files, move the State and Class structures
to virt.h

Signed-off-by: Andrew Jones <drjones@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Message-id: 20170102200153.28864-10-drjones@redhat.com
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2017-01-09 11:40:22 +00:00
Andrew Jones
d05fdab46d hw/arm/virt: remove include/hw/arm/virt-acpi-build.h
include/hw/arm/virt-acpi-build.h is only used for VirtGuestInfo,
which doesn't even necessarily have to be ACPI specific. Move
VirtGuestInfo to include/hw/arm/virt.h, allowing us to remove
include/hw/arm/virt-acpi-build.h, and to prepare for even more
code motion.

Signed-off-by: Andrew Jones <drjones@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Message-id: 20170102200153.28864-9-drjones@redhat.com
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2017-01-09 11:40:22 +00:00
Andrew Jones
054f4dc961 hw/arm/virt: eliminate struct VirtGuestInfoState
Instead of allocating a new struct just for VirtGuestInfo and the
machine_done Notifier, place them inside VirtMachineState. This
is the mach-virt equivalent of "pc: Eliminate struct
PcGuestInfoState"

Suggested-by: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Andrew Jones <drjones@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Message-id: 20170102200153.28864-8-drjones@redhat.com
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2017-01-09 11:40:22 +00:00
Andrew Jones
8c92c6a43e hw/arm/virt-acpi-build: fadt: improve flag naming
Signed-off-by: Andrew Jones <drjones@redhat.com>
Message-id: 20170102200153.28864-5-drjones@redhat.com
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2017-01-09 11:40:21 +00:00
Andrew Jones
aca4bbf4a3 hw/arm/virt-acpi-build: gtdt: improve flag naming
Also remove all unused flags.

Signed-off-by: Andrew Jones <drjones@redhat.com>
Message-id: 20170102200153.28864-4-drjones@redhat.com
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2017-01-09 11:40:21 +00:00
Andrew Jones
6e2ed65f4a hw/arm/virt-acpi-build: name GIC CPU Interface Structure appropriately
Also move the enabled flag definition from mach-virt code to
acpi common.

Signed-off-by: Andrew Jones <drjones@redhat.com>
Message-id: 20170102200153.28864-3-drjones@redhat.com
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2017-01-09 11:40:21 +00:00
Corey Minyard
d307c28ca9 i2c: Allow I2C devices to NAK start events
Add a return value to the event handler.  Some I2C devices will
NAK if they have no data, so allow them to do this.  This required
the following changes:

Go through all the event handlers and change them to return int
and return 0.

Modify i2c_start_transfer to terminate the transaction on a NAK.

Modify smbus handing to not assert if a NAK occurs on a second
operation, and terminate the transaction and return -1 instead.

Add some information on semantics to I2CSlaveClass.

Signed-off-by: Corey Minyard <cminyard@mvista.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2017-01-09 11:40:20 +00:00
Pavel Dovgalyuk
646c5478c0 record/replay: add network support
This patch adds support of recording and replaying network packets in
irount rr mode.

Record and replay for network interactions is performed with the network filter.
Each backend must have its own instance of the replay filter as follows:
 -netdev user,id=net1 -device rtl8139,netdev=net1
 -object filter-replay,id=replay,netdev=net1

Replay network filter is used to record and replay network packets. While
recording the virtual machine this filter puts all packets coming from
the outer world into the log. In replay mode packets from the log are
injected into the network device. All interactions with network backend
in replay mode are disabled.

v5 changes:
 - using iov_to_buf function instead of loop

Signed-off-by: Pavel Dovgalyuk <pavel.dovgaluk@ispras.ru>
Signed-off-by: Jason Wang <jasowang@redhat.com>
2017-01-06 10:38:00 +08:00
Peter Maydell
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Merge remote-tracking branch 'remotes/stefanha/tags/block-pull-request' into staging

# gpg: Signature made Wed 04 Jan 2017 13:29:09 GMT
# gpg:                using RSA key 0x9CA4ABB381AB73C8
# gpg: Good signature from "Stefan Hajnoczi <stefanha@redhat.com>"
# gpg:                 aka "Stefan Hajnoczi <stefanha@gmail.com>"
# Primary key fingerprint: 8695 A8BF D3F9 7CDA AC35  775A 9CA4 ABB3 81AB 73C8

* remotes/stefanha/tags/block-pull-request:
  iothread: add poll-grow and poll-shrink parameters
  aio: self-tune polling time
  virtio: disable virtqueue notifications during polling
  aio: add .io_poll_begin/end() callbacks
  virtio: turn vq->notification into a nested counter
  virtio-scsi: suppress virtqueue kick during processing
  virtio-blk: suppress virtqueue kick during processing
  iothread: add polling parameters
  linux-aio: poll ring for completions
  virtio: poll virtqueues for new buffers
  aio: add polling mode to AioContext
  aio: add AioPollFn and io_poll() interface
  aio: add flag to skip fds to aio_dispatch()
  HACKING: document #include order

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2017-01-05 12:44:23 +00:00