linux/drivers/vhost
Linus Torvalds d44ade05aa virtio,vhost,vdpa: features, fixes
- new virtio CAN driver
 - support for LoongArch architecture in fw_cfg
 - support for firmware notifications in vdpa/octeon_ep
 - support for VFs in virtio core
 
 - fixes, cleanups all over the place, notably
     - vhost: fix vhost_get_avail_idx for a non empty ring
       fixing an significant old perf regression
     - plus READ_ONCE annotations mean virtio ring is now
       free of KCSAN warnings
 
 Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Merge tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost

Pull virtio updates from Michael Tsirkin:

 - new virtio CAN driver

 - support for LoongArch architecture in fw_cfg

 - support for firmware notifications in vdpa/octeon_ep

 - support for VFs in virtio core

 - fixes, cleanups all over the place, notably:

    - vhost: fix vhost_get_avail_idx for a non empty ring
      fixing an significant old perf regression

    - READ_ONCE() annotations mean virtio ring is now
      free of KCSAN warnings

* tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost: (37 commits)
  can: virtio: Fix comment in UAPI header
  can: virtio: Add virtio CAN driver
  virtio: add num_vf callback to virtio_bus
  fw_cfg: Add support for LoongArch architecture
  vdpa/octeon_ep: fix IRQ-to-ring mapping in interrupt handler
  vdpa/octeon_ep: Add vDPA device event handling for firmware notifications
  vdpa/octeon_ep: Use 4 bytes for mailbox signature
  vdpa/octeon_ep: Fix PF->VF mailbox data address calculation
  vhost_task_create: kill unnecessary .exit_signal initialization
  vhost: remove unnecessary module_init/exit functions
  vdpa/mlx5: Use kvzalloc_flex() for MTT command memory
  vdpa_sim_net: switch to dynamic root device
  vdpa_sim_blk: switch to dynamic root device
  virtio-mem: Destroy mutex before freeing virtio_mem
  virtio-balloon: Destroy mutex before freeing virtio_balloon
  tools/virtio: fix build for kmalloc_obj API and missing stubs
  virtio_ring: Add READ_ONCE annotations for device-writable fields
  vduse: fix compat handling for VDUSE_IOTLB_GET_FD/VDUSE_VQ_GET_INFO
  tools/virtio: check mmap return value in vringh_test
  vhost/net: complete zerocopy ubufs only once
  ...
2026-06-17 11:49:00 -07:00
..
iotlb.c Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
Kconfig vhost: Reintroduce kthread API and add mode selection 2025-08-01 09:11:09 -04:00
Makefile vhost: introduce vDPA-based backend 2020-04-02 10:41:40 -04:00
net.c virtio,vhost,vdpa: features, fixes 2026-06-17 11:49:00 -07:00
scsi.c scsi: vhost-scsi: Report direction completion support 2026-02-28 21:04:03 -05:00
test.c Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
test.h tools/virtio: Add --reset 2020-06-22 12:34:21 -04:00
vdpa.c vhost/vdpa: validate virtqueue index in mmap and fault paths 2026-06-10 02:14:01 -04:00
vhost.c vhost: remove unnecessary module_init/exit functions 2026-06-10 02:17:00 -04:00
vhost.h virtio,vhost: fixes, cleanups 2025-12-04 18:59:21 -08:00
vringh.c treewide: Replace kmalloc with kmalloc_obj for non-scalar types 2026-02-21 01:02:28 -08:00
vsock.c vhost/vsock: Refuse the connection immediately when guest isn't ready 2026-06-10 02:14:01 -04:00