page cache · Supported

Maintainers

• M Matthew Wilcox <willy@infradead.org>
• R Jan Kara <jack@suse.cz>

Paths

• F Documentation/filesystems/locking.rst
• F Documentation/filesystems/vfs.rst
• F include/linux/pagemap.h
• F include/linux/writeback.h
• F include/trace/events/filemap.h
• F include/trace/events/readahead.h
• F include/trace/events/writeback.h
• F mm/filemap.c
• F mm/page-writeback.c
• F mm/readahead.c
• F mm/truncate.c

Last 30 days

Recent patches

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

• WARM1d [PATCH 1/3] fs, mm: add ->cachestat() file operation
  2026-06-23 · Pavel Tikhomirov <ptikhomirov@virtuozzo.com>
• STALE61d [PATCH v3 02/19] VFS: enhance d_splice_alias() to handle in-lookup dentries
  2026-04-27 · NeilBrown <hidden>
• STALE65d [PATCH v2 02/19] VFS: enhance d_splice_alias() to handle in-lookup dentries
  2026-04-27 · NeilBrown <hidden>
• STALE96d [PATCH 46/53] Remove references to d_add() in documentation and comments.
  2026-03-12 · NeilBrown <hidden>
• STALE96d [PATCH 02/53] VFS: enhance d_splice_alias() to handle in-lookup dentries
  2026-03-12 · NeilBrown <hidden>
• STALE107d [PATCH v3 04/12] vfs: widen trace event i_ino fields to u64
  2026-03-04 · Jeff Layton <jlayton@kernel.org>
• STALE119d [PATCH v2 006/110] trace: reorder TP_STRUCT__entry fields for better packing on 32-bit
  2026-03-02 · Jeff Layton <jlayton@kernel.org>
• STALE119d [PATCH v2 005/110] trace: store i_ino as u64 instead of ino_t/unsigned long
  2026-03-02 · Jeff Layton <jlayton@kernel.org>
• STALE124d [PATCH 03/61] trace: update VFS-layer trace events for u64 i_ino
  2026-02-26 · Jeff Layton <jlayton@kernel.org>
• STALE118d [PATCH 23/24] filelock: default to returning -EINVAL when ->setlease operation is NULL
  2026-01-08 · Jeff Layton <jlayton@kernel.org>
• STALE170d REVIEWED: 5 (5M) [PATCH 07/11] fs: add a ->sync_lazytime method
  2026-01-08 · Christoph Hellwig <hch@lst.de>
• STALE170d REVIEWED: 14 (14M) [PATCH 06/11] fs: factor out a sync_lazytime helper
  2026-01-08 · Christoph Hellwig <hch@lst.de>
• STALE170d [PATCH 05/11] fs: refactor ->update_time handling
  2026-01-08 · Christoph Hellwig <hch@lst.de>
• STALE175d REVIEWED: 5 (5M) [PATCH 07/11] fs: add a ->sync_lazytime method
  2026-01-06 · Christoph Hellwig <hch@lst.de>
• STALE175d REVIEWED: 14 (14M) [PATCH 06/11] fs: factor out a sync_lazytime helper
  2026-01-06 · Christoph Hellwig <hch@lst.de>
• STALE175d [PATCH 05/11] fs: refactor ->update_time handling
  2026-01-06 · Christoph Hellwig <hch@lst.de>
• STALE170d REVIEWED: 4 (4M) [PATCH 07/11] fs: add a ->sync_lazytime method
  2025-12-23 · Christoph Hellwig <hch@lst.de>
• STALE170d REVIEWED: 13 (13M) [PATCH 06/11] fs: factor out a sync_lazytime helper
  2025-12-23 · Christoph Hellwig <hch@lst.de>
• STALE191d REVIEWED: 4 (4M) [PATCH 07/10] fs: add a ->sync_lazytime method
  2025-12-17 · Christoph Hellwig <hch@lst.de>
• STALE191d REVIEWED: 4 (4M) [PATCH 06/10] fs: factor out a sync_lazytime helper
  2025-12-17 · Christoph Hellwig <hch@lst.de>
• STALE210d REVIEWED: 2 (2M) [PATCH RESEND v3] vfs: remove the excl argument from the ->create() inode_operation
  2025-12-01 · Jeff Layton <jlayton@kernel.org>
• STALE217d REVIEWED: 4 (4M) [PATCH 13/16] fs: add a ->sync_lazytime method
  2025-11-20 · Christoph Hellwig <hch@lst.de>
• STALE217d REVIEWED: 4 (4M) [PATCH 12/16] fs: factor out a sync_lazytime helper
  2025-11-20 · Christoph Hellwig <hch@lst.de>
• STALE219d [PATCH 11/14] fs: add a ->sync_lazytime method
  2025-11-14 · Christoph Hellwig <hch@lst.de>
• STALE219d [PATCH 10/14] fs: factor out a sync_lazytime helper
  2025-11-14 · Christoph Hellwig <hch@lst.de>
• DORMANTno replies REVIEWED: 2 (2M) [PATCH v3] vfs: remove the excl argument from the ->create() inode_operation
  2025-11-10 · Jeff Layton <jlayton@kernel.org>
• STALE233d [PATCH v2] vfs: remove the excl argument from the ->create() inode_operation
  2025-11-07 · Jeff Layton <jlayton@kernel.org>
• STALE254d [PATCH v7 05/14] Manual conversion to use ->i_state accessors of all places not covered by coccinelle
  2025-10-09 · Mateusz Guzik <hidden>
• STALE254d [PATCH v7 01/14] fs: move wait_on_inode() from writeback.h to fs.h
  2025-10-09 · Mateusz Guzik <hidden>
• STALE267d [PATCH v6 3/4] Manual conversion of ->i_state uses
  2025-09-23 · Mateusz Guzik <hidden>

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.

• STALE170d REVIEWED: 13 (13M) [PATCH 06/11] fs: factor out a sync_lazytime helper
  2025-12-23 · Christoph Hellwig <hch@lst.de> · 2 Reviewed-by
• STALE170d REVIEWED: 4 (4M) [PATCH 07/11] fs: add a ->sync_lazytime method
  2025-12-23 · Christoph Hellwig <hch@lst.de> · 1 Reviewed-by
• STALE175d REVIEWED: 14 (14M) [PATCH 06/11] fs: factor out a sync_lazytime helper
  2026-01-06 · Christoph Hellwig <hch@lst.de> · 3 Reviewed-by
• STALE175d REVIEWED: 5 (5M) [PATCH 07/11] fs: add a ->sync_lazytime method
  2026-01-06 · Christoph Hellwig <hch@lst.de> · 2 Reviewed-by
• STALE170d REVIEWED: 14 (14M) [PATCH 06/11] fs: factor out a sync_lazytime helper
  2026-01-08 · Christoph Hellwig <hch@lst.de> · 3 Reviewed-by
• STALE170d REVIEWED: 5 (5M) [PATCH 07/11] fs: add a ->sync_lazytime method
  2026-01-08 · Christoph Hellwig <hch@lst.de> · 2 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.

• STALE119d [PATCH v2 005/110] trace: store i_ino as u64 instead of ino_t/unsigned long
  2026-03-02 · Jeff Layton <jlayton@kernel.org>
• STALE119d [PATCH v2 006/110] trace: reorder TP_STRUCT__entry fields for better packing on 32-bit
  2026-03-02 · Jeff Layton <jlayton@kernel.org>
• STALE96d [PATCH 02/53] VFS: enhance d_splice_alias() to handle in-lookup dentries
  2026-03-12 · NeilBrown <hidden>
• STALE96d [PATCH 46/53] Remove references to d_add() in documentation and comments.
  2026-03-12 · NeilBrown <hidden>
• STALE65d [PATCH v2 02/19] VFS: enhance d_splice_alias() to handle in-lookup dentries
  2026-04-27 · NeilBrown <hidden>
• STALE61d [PATCH v3 02/19] VFS: enhance d_splice_alias() to handle in-lookup dentries
  2026-04-27 · NeilBrown <hidden>