Merge tag 'pull-vfio-20240310' of https://github.com/legoater/qemu into staging

vfio queue:

* Allow cpr-reboot for vfio

# -----BEGIN PGP SIGNATURE-----
#
# iQIzBAABCAAdFiEEoPZlSPBIlev+awtgUaNDx8/7

Merge tag 'pull-vfio-20240310' of https://github.com/legoater/qemu into staging

vfio queue:

* Allow cpr-reboot for vfio

# -----BEGIN PGP SIGNATURE-----
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# gpg: Signature made Sun 10 Mar 2024 12:56:51 GMT
# gpg: using RSA key A0F66548F04895EBFE6B0B6051A343C7CFFBECA1
# gpg: Good signature from "Cédric Le Goater <clg@kaod.org>" [undefined]
# 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: A0F6 6548 F048 95EB FE6B 0B60 51A3 43C7 CFFB ECA1

* tag 'pull-vfio-20240310' of https://github.com/legoater/qemu:
vfio: allow cpr-reboot migration if suspended
vfio: register container for cpr

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

show more ...

vfio: register container for cpr

Define entry points to perform per-container cpr-specific initialization
and teardown.

Signed-off-by: Steve Sistare <steven.sistare@oracle.com>
Reviewed-by: Cédric

vfio: register container for cpr

Define entry points to perform per-container cpr-specific initialization
and teardown.

Signed-off-by: Steve Sistare <steven.sistare@oracle.com>
Reviewed-by: Cédric Le Goater <clg@redhat.com>

show more ...

Merge tag 'pull-vfio-20240107' of https://github.com/legoater/qemu into staging

vfio queue:

* Minor cleanups
* Fix for a regression in device reset introduced in 8.2
* Coverity fixes, including the

Merge tag 'pull-vfio-20240107' of https://github.com/legoater/qemu into staging

vfio queue:

* Minor cleanups
* Fix for a regression in device reset introduced in 8.2
* Coverity fixes, including the removal of the iommufd backend mutex
* Introduced VFIOIOMMUClass, to avoid compiling spapr when !CONFIG_PSERIES

# -----BEGIN PGP SIGNATURE-----
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# -----END PGP SIGNATURE-----
# gpg: Signature made Sun 07 Jan 2024 22:16:23 GMT
# gpg: using RSA key A0F66548F04895EBFE6B0B6051A343C7CFFBECA1
# gpg: Good signature from "Cédric Le Goater <clg@kaod.org>" [undefined]
# 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: A0F6 6548 F048 95EB FE6B 0B60 51A3 43C7 CFFB ECA1

* tag 'pull-vfio-20240107' of https://github.com/legoater/qemu:
backends/iommufd: Remove mutex
backends/iommufd: Remove check on number of backend users
vfio/migration: Add helper function to set state or reset device
vfio/container: Rename vfio_init_container to vfio_set_iommu
vfio/iommufd: Remove the use of stat() to check file existence
hw/vfio: fix iteration over global VFIODevice list
vfio/container: Replace basename with g_path_get_basename
vfio/iommufd: Remove CONFIG_IOMMUFD usage
vfio/spapr: Only compile sPAPR IOMMU support when needed
vfio/iommufd: Introduce a VFIOIOMMU iommufd QOM interface
vfio/spapr: Introduce a sPAPR VFIOIOMMU QOM interface
vfio/container: Intoduce a new VFIOIOMMUClass::setup handler
vfio/container: Introduce a VFIOIOMMU legacy QOM interface
vfio/container: Introduce a VFIOIOMMU QOM interface
vfio/container: Initialize VFIOIOMMUOps under vfio_init_container()
vfio/container: Introduce vfio_legacy_setup() for further cleanups
vfio/spapr: Extend VFIOIOMMUOps with a release handler

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

show more ...

vfio/spapr: Only compile sPAPR IOMMU support when needed

sPAPR IOMMU support is only needed for pseries machines. Compile out
support when CONFIG_PSERIES is not set. This saves ~7K of text.

Reviewe

vfio/spapr: Only compile sPAPR IOMMU support when needed

sPAPR IOMMU support is only needed for pseries machines. Compile out
support when CONFIG_PSERIES is not set. This saves ~7K of text.

Reviewed-by: Zhenzhong Duan <zhenzhong.duan@intel.com>
Tested-by: Eric Farman <farman@linux.ibm.com>
Signed-off-by: Cédric Le Goater <clg@redhat.com>

show more ...

Merge tag 'pull-vfio-20231219' of https://github.com/legoater/qemu into staging

vfio queue:

* Introduce an IOMMU interface backend for VFIO devices
* Convert IOMMU type1 and sPAPR IOMMU to respecti

Merge tag 'pull-vfio-20231219' of https://github.com/legoater/qemu into staging

vfio queue:

* Introduce an IOMMU interface backend for VFIO devices
* Convert IOMMU type1 and sPAPR IOMMU to respective backends
* Introduce a new IOMMUFD backend for ARM, x86_64 and s390x platforms

# -----BEGIN PGP SIGNATURE-----
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# jeojoJ/QK5949jnNCqm1Z66/YQVL79lPyL0E+mxEohwu+yTORk4=
# =U0x5
# -----END PGP SIGNATURE-----
# gpg: Signature made Tue 19 Dec 2023 13:22:56 EST
# gpg: using RSA key A0F66548F04895EBFE6B0B6051A343C7CFFBECA1
# gpg: Good signature from "Cédric Le Goater <clg@redhat.com>" [unknown]
# gpg: aka "Cédric Le Goater <clg@kaod.org>" [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: A0F6 6548 F048 95EB FE6B 0B60 51A3 43C7 CFFB ECA1

* tag 'pull-vfio-20231219' of https://github.com/legoater/qemu: (47 commits)
hw/ppc/Kconfig: Imply VFIO_PCI
docs/devel: Add VFIO iommufd backend documentation
vfio: Introduce a helper function to initialize VFIODevice
vfio/ccw: Move VFIODevice initializations in vfio_ccw_instance_init
vfio/ap: Move VFIODevice initializations in vfio_ap_instance_init
vfio/platform: Move VFIODevice initializations in vfio_platform_instance_init
vfio/pci: Move VFIODevice initializations in vfio_instance_init
hw/i386: Activate IOMMUFD for q35 machines
kconfig: Activate IOMMUFD for s390x machines
hw/arm: Activate IOMMUFD for virt machines
vfio: Make VFIOContainerBase poiner parameter const in VFIOIOMMUOps callbacks
vfio/ccw: Make vfio cdev pre-openable by passing a file handle
vfio/ccw: Allow the selection of a given iommu backend
vfio/ap: Make vfio cdev pre-openable by passing a file handle
vfio/ap: Allow the selection of a given iommu backend
vfio/platform: Make vfio cdev pre-openable by passing a file handle
vfio/platform: Allow the selection of a given iommu backend
vfio/pci: Make vfio cdev pre-openable by passing a file handle
vfio/pci: Allow the selection of a given iommu backend
vfio/iommufd: Enable pci hot reset through iommufd cdev interface
...

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>

show more ...

vfio/iommufd: Implement the iommufd backend

The iommufd backend is implemented based on the new /dev/iommu user API.
This backend obviously depends on CONFIG_IOMMUFD.

So far, the iommufd backend do

vfio/iommufd: Implement the iommufd backend

The iommufd backend is implemented based on the new /dev/iommu user API.
This backend obviously depends on CONFIG_IOMMUFD.

So far, the iommufd backend doesn't support dirty page sync yet.

Co-authored-by: Eric Auger <eric.auger@redhat.com>
Signed-off-by: Yi Liu <yi.l.liu@intel.com>
Signed-off-by: Zhenzhong Duan <zhenzhong.duan@intel.com>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
Tested-by: Eric Auger <eric.auger@redhat.com>
Tested-by: Nicolin Chen <nicolinc@nvidia.com>
Signed-off-by: Cédric Le Goater <clg@redhat.com>

show more ...

vfio/container: Switch to dma_map|unmap API

No functional change intended.

Signed-off-by: Eric Auger <eric.auger@redhat.com>
Signed-off-by: Yi Liu <yi.l.liu@intel.com>
Signed-off-by: Yi Sun <yi.y.s

vfio/container: Switch to dma_map|unmap API

No functional change intended.

Signed-off-by: Eric Auger <eric.auger@redhat.com>
Signed-off-by: Yi Liu <yi.l.liu@intel.com>
Signed-off-by: Yi Sun <yi.y.sun@linux.intel.com>
Signed-off-by: Zhenzhong Duan <zhenzhong.duan@intel.com>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
Signed-off-by: Cédric Le Goater <clg@redhat.com>

show more ...

Merge tag 'pull-vfio-20231018' of https://github.com/legoater/qemu into staging

vfio queue:

* Support for VFIODisplay migration with ramfb
* Preliminary work for IOMMUFD support

# -----BEGIN PGP S

Merge tag 'pull-vfio-20231018' of https://github.com/legoater/qemu into staging

vfio queue:

* Support for VFIODisplay migration with ramfb
* Preliminary work for IOMMUFD support

# -----BEGIN PGP SIGNATURE-----
#
# iQIzBAABCAAdFiEEoPZlSPBIlev+awtgUaNDx8/77KEFAmUvlEYACgkQUaNDx8/7
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# stySaRpavKIx2oYLlucBqeKaBGaUofk13gGTQlsFs8pKCOAV7r4=
# =s0fN
# -----END PGP SIGNATURE-----
# gpg: Signature made Wed 18 Oct 2023 04:16:06 EDT
# gpg: using RSA key A0F66548F04895EBFE6B0B6051A343C7CFFBECA1
# gpg: Good signature from "Cédric Le Goater <clg@redhat.com>" [unknown]
# gpg: aka "Cédric Le Goater <clg@kaod.org>" [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: A0F6 6548 F048 95EB FE6B 0B60 51A3 43C7 CFFB ECA1

* tag 'pull-vfio-20231018' of https://github.com/legoater/qemu: (22 commits)
hw/vfio: add ramfb migration support
ramfb-standalone: add migration support
ramfb: add migration support
vfio/pci: Remove vfio_detach_device from vfio_realize error path
vfio/ccw: Remove redundant definition of TYPE_VFIO_CCW
vfio/ap: Remove pointless apdev variable
vfio/pci: Fix a potential memory leak in vfio_listener_region_add
vfio/common: Move legacy VFIO backend code into separate container.c
vfio/common: Introduce a global VFIODevice list
vfio/common: Store the parent container in VFIODevice
vfio/common: Introduce a per container device list
vfio/common: Move VFIO reset handler registration to a group agnostic function
vfio/ccw: Use vfio_[attach/detach]_device
vfio/ap: Use vfio_[attach/detach]_device
vfio/platform: Use vfio_[attach/detach]_device
vfio/pci: Introduce vfio_[attach/detach]_device
vfio/common: Extract out vfio_kvm_device_[add/del]_fd
vfio/common: Introduce vfio_container_add|del_section_window()
vfio/common: Propagate KVM_SET_DEVICE_ATTR error if any
vfio/common: Move IOMMU agnostic helpers to a separate file
...

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>

show more ...

vfio/common: Move legacy VFIO backend code into separate container.c

Move all the code really dependent on the legacy VFIO container/group
into a separate file: container.c. What does remain in comm

vfio/common: Move legacy VFIO backend code into separate container.c

Move all the code really dependent on the legacy VFIO container/group
into a separate file: container.c. What does remain in common.c is
the code related to VFIOAddressSpace, MemoryListeners, migration and
all other general operations.

Signed-off-by: Eric Auger <eric.auger@redhat.com>
Signed-off-by: Yi Liu <yi.l.liu@intel.com>
Signed-off-by: Zhenzhong Duan <zhenzhong.duan@intel.com>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
Signed-off-by: Cédric Le Goater <clg@redhat.com>

show more ...

vfio/common: Move IOMMU agnostic helpers to a separate file

Move low-level iommu agnostic helpers to a separate helpers.c
file. They relate to regions, interrupts, device/region
capabilities and etc

vfio/common: Move IOMMU agnostic helpers to a separate file

Move low-level iommu agnostic helpers to a separate helpers.c
file. They relate to regions, interrupts, device/region
capabilities and etc.

Signed-off-by: Eric Auger <eric.auger@redhat.com>
Signed-off-by: Yi Sun <yi.y.sun@linux.intel.com>
Signed-off-by: Yi Liu <yi.l.liu@intel.com>
Signed-off-by: Zhenzhong Duan <zhenzhong.duan@intel.com>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
Signed-off-by: Cédric Le Goater <clg@redhat.com>

show more ...

Merge remote-tracking branch 'remotes/awilliam/tags/vfio-update-20201101.0' into staging

VFIO update 2020-11-01

* Migration support (Kirti Wankhede)
* s390 DMA limiting (Matthew Rosato)
* zPCI h

Merge remote-tracking branch 'remotes/awilliam/tags/vfio-update-20201101.0' into staging

VFIO update 2020-11-01

* Migration support (Kirti Wankhede)
* s390 DMA limiting (Matthew Rosato)
* zPCI hardware info (Matthew Rosato)
* Lock guard (Amey Narkhede)
* Print fixes (Zhengui li)
* Warning/build fixes

# gpg: Signature made Sun 01 Nov 2020 20:38:10 GMT
# gpg: using RSA key 239B9B6E3BB08B22
# gpg: Good signature from "Alex Williamson <alex.williamson@redhat.com>" [full]
# gpg: aka "Alex Williamson <alex@shazbot.org>" [full]
# gpg: aka "Alex Williamson <alwillia@redhat.com>" [full]
# gpg: aka "Alex Williamson <alex.l.williamson@gmail.com>" [full]
# Primary key fingerprint: 42F6 C04E 540B D1A9 9E7B 8A90 239B 9B6E 3BB0 8B22

* remotes/awilliam/tags/vfio-update-20201101.0: (32 commits)
vfio: fix incorrect print type
hw/vfio: Use lock guard macros
s390x/pci: get zPCI function info from host
vfio: Add routine for finding VFIO_DEVICE_GET_INFO capabilities
s390x/pci: use a PCI Function structure
s390x/pci: clean up s390 PCI groups
s390x/pci: use a PCI Group structure
s390x/pci: create a header dedicated to PCI CLP
s390x/pci: Honor DMA limits set by vfio
s390x/pci: Add routine to get the vfio dma available count
vfio: Find DMA available capability
vfio: Create shared routine for scanning info capabilities
s390x/pci: Move header files to include/hw/s390x
linux-headers: update against 5.10-rc1
update-linux-headers: Add vfio_zdev.h
qapi: Add VFIO devices migration stats in Migration stats
vfio: Make vfio-pci device migration capable
vfio: Add ioctl to get dirty pages bitmap during dma unmap
vfio: Dirty page tracking when vIOMMU is enabled
vfio: Add vfio_listener_log_sync to mark dirty pages
...

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

show more ...

vfio: Add migration region initialization and finalize function

Whether the VFIO device supports migration or not is decided based of
migration region query. If migration region query is successful

vfio: Add migration region initialization and finalize function

Whether the VFIO device supports migration or not is decided based of
migration region query. If migration region query is successful and migration
region initialization is successful then migration is supported else
migration is blocked.

Signed-off-by: Kirti Wankhede <kwankhede@nvidia.com>
Reviewed-by: Neo Jia <cjia@nvidia.com>
Acked-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>

show more ...

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

New build system, with "fake in-tree builds" support.

Missing:
* converting configure tests
* converting unit te

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

New build system, with "fake in-tree builds" support.

Missing:
* converting configure tests
* converting unit tests
* converting some remaining parts of the installation

# gpg: Signature made Fri 21 Aug 2020 11:33:35 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-gitlab/tags/for-upstream: (152 commits)
docs: convert build system documentation to rST
meson: update build-system documentation
meson: avoid unstable module warning with Meson 0.56.0 or newer
meson: convert po/
meson: convert VNC and dependent libraries to meson
meson: move SDL and SDL-image detection to meson
meson: convert sample plugins
meson: replace create-config with meson configure_file
rules.mak: drop unneeded macros
meson: convert check-block
meson: build texi doc
docs: automatically track manual dependencies
meson: sphinx-build
remove Makefile.target
rules.mak: remove version.o
meson: convert systemtap files
configure: place compatibility symlinks in target directories
meson: link emulators without Makefile.target
meson: plugins
meson: cpu-emu
...

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

show more ...

meson: convert hw/vfio

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>