virtio file system · Supported

Maintainers

• M German Maglione <gmaglione@redhat.com>
• M Vivek Goyal <vgoyal@redhat.com>
• M Stefan Hajnoczi <stefanha@redhat.com>
• M Miklos Szeredi <miklos@szeredi.hu>
• R Eugenio Pérez <eperezma@redhat.com>

Paths

• F Documentation/filesystems/virtiofs.rst
• F fs/fuse/virtio_fs.c
• F include/uapi/linux/virtio_fs.h

Last 30 days

Recent patches

Most-recent 30 patches in this subsystem on virtualization (capped at 30), ordered by date desc.

• WARM1d [PATCH v2 14/18] fuse: convert iomap ops to ->iomap_next()
  2026-07-01 · Joanne Koong <joannelkoong@gmail.com>
• STALE61d REVIEWED: 4 (4M) [PATCH AUTOSEL 7.0-5.10] virtiofs: add FUSE protocol validation
  2026-04-20 · Sasha Levin <sashal@kernel.org>
• DORMANTno replies [PATCH] virtio-fs: avoid double-free on failed queue setup
  2026-04-05 · Yung-Tse Cheng <hidden>
• COLD40d [PATCH v2 3/3] virtiofs: Do not stall hiprio FORGET dispatch after dropping one request
  2026-04-02 · Li Wang <hidden>
• COLD40d [PATCH v2 1/3] virtiofs: Complete no-reply virtio requests without parsing the out header
  2026-04-02 · Li Wang <hidden>
• COLD40d [PATCH v2 2/3] virtiofs: Retry hiprio FORGET when virtqueue_add_outbuf() returns -ENOMEM
  2026-04-02 · Li Wang <hidden>
• DORMANTno replies [PATCH 3/3] virtiofs: Distinguish between 1 and negative return values in send_forget_request()
  2026-03-23 · Li Wang <hidden>
• STALE120d [PATCH 2/3] virtiofs: Allow ENOMEM requests to wait and retry later in send_forget_request()
  2026-03-23 · Li Wang <hidden>
• STALE120d [PATCH 1/3] virtiofs: Only parse the out header if the request expects a reply in virtio_fs_request_complete()
  2026-03-23 · Li Wang <hidden>
• STALE117d [PATCH] [PATCH v2] virtiofs: Strengthen FUSE protocol validation for server responses
  2026-03-23 · Li Wang <hidden>
• STALE120d [PATCH] virtiofs: Verify that server properly follows FUSE protocol
  2026-03-19 · Li Wang <hidden>
• STALE154d [PATCH] virtiofs: add FUSE protocol validation
  2026-02-16 · Yuto Ohnuki <hidden>
• STALE218d [PATCH] virtiofs: fix NULL dereference in virtio_fs_add_queues_sysfs()
  2025-12-13 · Qianchang Zhao <hidden>
• STALE263d [PATCH] fuse: virtio_fs: add checks for FUSE protocol compliance
  2025-10-28 · Brajesh Patil <hidden>
• STALE265d [PATCH] virtio-fs: fix incorrect check for fsvq->kobj
  2025-10-27 · Alok Tiwari <hidden>
• STALE256d REVIEWED: 4 (4M) [PATCH AUTOSEL 6.17] virtio_fs: fix the hash table using in virtio_fs_enqueue_req()
  2025-10-25 · Sasha Levin <sashal@kernel.org>
• STALE279d [PATCH] virtiofs: remove max_pages_limit in indirect descriptor mode
  2025-10-11 · Wei Gong <hidden>
• STALE319d LANDED: 1 (0M) [PATCH v2] fuse: virtio_fs: fix page fault for DAX page address
  2025-09-04 · Haiyue Wang <hidden>
• STALE327d [PATCH v1] virtio_fs: fix page fault for DAX page address
  2025-08-28 · Haiyue Wang <hidden>
• STALE337d [PATCH] virtio_fs: fix the hash table using in virtio_fs_enqueue_req()
  2025-07-03 · lirongqing <hidden>
• STALE395d [PATCH] virtio_fs: Remove request addition to processing list
  2025-06-20 · lirongqing <hidden>
• STALE385d LANDED: 4 (2M) [PATCH 1/5] lib/group_cpus: Let group_cpu_evenly() return the number of initialized masks
  2025-06-17 · Daniel Wagner <wagi@kernel.org>
• STALE384d [PATCH][v2] virtio_fs: Remove redundant spinlock in virtio_fs_request_complete()
  2025-06-15 · lirongqing <hidden>
• STALE401d [PATCH] virtio_fs: Remove redundant spinlock in virtio_fs_request_complete()
  2025-06-13 · lirongqing <hidden>
• STALE432d REVIEWED: 2 (2M) [PATCH v6 1/9] lib/group_cpus: let group_cpu_evenly return number initialized masks
  2025-04-24 · Daniel Wagner <wagi@kernel.org>
• STALE470d LANDED [RESEND] virtiofs: add filesystem context source name check
  2025-04-07 · Xiangsheng Hou <hidden>
• STALE433d [PATCH 2/2] virtio_fs: add length check for device writable portion
  2025-02-24 · Max Gurtovoy <mgurtovoy@nvidia.com>
• STALE512d [RFC v2 5/5] virtiofs: Disable notifications more aggresively
  2025-02-21 · Eugenio Pérez <eperezma@redhat.com>
• STALE512d [RFC v2 4/5] virtiofs: perform DMA operations out of the spinlock
  2025-02-21 · Eugenio Pérez <eperezma@redhat.com>
• STALE512d [RFC v2 2/5] virtiofs: Move stack sg to fuse_req
  2025-02-21 · Eugenio Pérez <eperezma@redhat.com>

Needs attention (review trailers in, no pickup)

Patches with review trailers that haven't landed in mainline and haven't been Acked by a maintainer. Oldest first.

• STALE61d REVIEWED: 4 (4M) [PATCH AUTOSEL 7.0-5.10] virtiofs: add FUSE protocol validation
  2026-04-20 · Sasha Levin <sashal@kernel.org> · 1 Reviewed-by

Quiet for 30+ days

Patches with no review trailers and no replies. Either the author is heads-down elsewhere or these slipped through. Oldest first.

• STALE120d [PATCH 2/3] virtiofs: Allow ENOMEM requests to wait and retry later in send_forget_request()
  2026-03-23 · Li Wang <hidden>
• DORMANTno replies [PATCH 3/3] virtiofs: Distinguish between 1 and negative return values in send_forget_request()
  2026-03-23 · Li Wang <hidden>
• COLD40d [PATCH v2 2/3] virtiofs: Retry hiprio FORGET when virtqueue_add_outbuf() returns -ENOMEM
  2026-04-02 · Li Wang <hidden>
• COLD40d [PATCH v2 1/3] virtiofs: Complete no-reply virtio requests without parsing the out header
  2026-04-02 · Li Wang <hidden>
• COLD40d [PATCH v2 3/3] virtiofs: Do not stall hiprio FORGET dispatch after dropping one request
  2026-04-02 · Li Wang <hidden>
• DORMANTno replies [PATCH] virtio-fs: avoid double-free on failed queue setup
  2026-04-05 · Yung-Tse Cheng <hidden>