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virtio, pci, pc: fixes, features

Browse source 
Bugfixes all over the place.
 HMAT support.
 New flags for vhost-user-blk utility.
 Auto-tuning of seg max for virtio storage.
 
 Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging

virtio, pci, pc: fixes, features

Bugfixes all over the place.
HMAT support.
New flags for vhost-user-blk utility.
Auto-tuning of seg max for virtio storage.

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

# gpg: Signature made Mon 06 Jan 2020 17:05:05 GMT
# gpg:                using RSA key 5D09FD0871C8F85B94CA8A0D281F0DB8D28D5469
# gpg:                issuer "mst@redhat.com"
# 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: (32 commits)
  intel_iommu: add present bit check for pasid table entries
  intel_iommu: a fix to vtd_find_as_from_bus_num()
  virtio-net: delete also control queue when TX/RX deleted
  virtio: reset region cache when on queue deletion
  virtio-mmio: update queue size on guest write
  tests: add virtio-scsi and virtio-blk seg_max_adjust test
  virtio: make seg_max virtqueue size dependent
  hw: fix using 4.2 compat in 5.0 machine types for i440fx/q35
  vhost-user-scsi: reset the device if supported
  vhost-user: add VHOST_USER_RESET_DEVICE to reset devices
  hw/pci/pci_host: Let pci_data_[read/write] use unsigned 'size' argument
  hw/pci/pci_host: Remove redundant PCI_DPRINTF()
  virtio-mmio: Clear v2 transport state on soft reset
  ACPI: add expected files for HMAT tests (acpihmat)
  tests/bios-tables-test: add test cases for ACPI HMAT
  tests/numa: Add case for QMP build HMAT
  hmat acpi: Build Memory Side Cache Information Structure(s)
  hmat acpi: Build System Locality Latency and Bandwidth Information Structure(s)
  hmat acpi: Build Memory Proximity Domain Attributes Structure(s)
  numa: Extend CLI to provide memory side cache information
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2020-01-07 16:25:00 +00:00
commit 973d306dd6
45 changed files with 1796 additions and 133 deletions
Download patch file Download diff file Expand all files Collapse all files

31
docs/interop/vhost-user.json
View file

@ -54,6 +54,37 @@
]
}
##
# @VHostUserBackendBlockFeature:
#
# List of vhost user "block" features.
#
# @read-only: The --read-only command line option is supported.
# @blk-file: The --blk-file command line option is supported.
#
# Since: 5.0
##
{
'enum': 'VHostUserBackendBlockFeature',
'data': [ 'read-only', 'blk-file' ]
}
##
# @VHostUserBackendCapabilitiesBlock:
#
# Capabilities reported by vhost user "block" backends
#
# @features: list of supported features.
#
# Since: 5.0
##
{
'struct': 'VHostUserBackendCapabilitiesBlock',
'data': {
'features': [ 'VHostUserBackendBlockFeature' ]
}
}
##
# @VHostUserBackendInputFeature:
#

32
docs/interop/vhost-user.rst
View file

@ -785,6 +785,7 @@ Protocol features
#define VHOST_USER_PROTOCOL_F_SLAVE_SEND_FD 10
#define VHOST_USER_PROTOCOL_F_HOST_NOTIFIER 11
#define VHOST_USER_PROTOCOL_F_INFLIGHT_SHMFD 12
#define VHOST_USER_PROTOCOL_F_RESET_DEVICE 13
Master message types
--------------------
@ -1190,6 +1191,20 @@ Master message types
ancillary data. The GPU protocol is used to inform the master of
rendering state and updates. See vhost-user-gpu.rst for details.
``VHOST_USER_RESET_DEVICE``
:id: 34
:equivalent ioctl: N/A
:master payload: N/A
:slave payload: N/A
Ask the vhost user backend to disable all rings and reset all
internal device state to the initial state, ready to be
reinitialized. The backend retains ownership of the device
throughout the reset operation.
Only valid if the ``VHOST_USER_PROTOCOL_F_RESET_DEVICE`` protocol
feature is set by the backend.
Slave message types
-------------------
@ -1376,3 +1391,20 @@ Command line options:
Enable virgl rendering support.
(optional)
vhost-user-blk
--------------
Command line options:
--blk-file=PATH
Specify block device or file path.
(optional)
--read-only
Enable read-only.
(optional)