page cache · Supported

Maintainers

• M Matthew Wilcox <willy@infradead.org>
• M 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 io-uring (capped at 30), ordered by date desc.

• COOLING9d [PATCH] block: split out a new blk_plug.h helper
  2026-07-06 · Christoph Hellwig <hch@lst.de>
• COLD44d [PATCH RFC 11/11] fs: move generic_file_write_iter() family to fs/read_write.c
  2026-05-20 · Tal Zussman <hidden>
• COLD44d [PATCH RFC 10/11] fs: move generic_file_read_iter() to fs/read_write.c
  2026-05-20 · Tal Zussman <hidden>
• COLD44d [PATCH RFC 09/11] fs: move dir_pages() from <linux/pagemap.h> to <linux/fs.h>
  2026-05-20 · Tal Zussman <hidden>
• COLD44d [PATCH RFC 04/11] folio_wait: move folio_wait_writeback() family to mm/folio_wait.c
  2026-05-20 · Tal Zussman <hidden>
• COLD44d [PATCH RFC 02/11] folio_wait: move folio bit-lock and wait implementation to mm/folio_wait.c
  2026-05-20 · Tal Zussman <hidden>
• COLD44d [PATCH RFC 03/11] folio_wait: move folio bit-lock and wait declarations to include/linux/folio_wait.h
  2026-05-20 · Tal Zussman <hidden>
• COLD44d [PATCH RFC 01/11] mm: add folio_wake_writeback() helper
  2026-05-20 · Tal Zussman <hidden>
• STALE184d REVIEWED: 5 (5M) [PATCH 07/11] fs: add a ->sync_lazytime method
  2026-01-08 · Christoph Hellwig <hch@lst.de>
• STALE184d REVIEWED: 14 (14M) [PATCH 06/11] fs: factor out a sync_lazytime helper
  2026-01-08 · Christoph Hellwig <hch@lst.de>
• STALE184d [PATCH 05/11] fs: refactor ->update_time handling
  2026-01-08 · Christoph Hellwig <hch@lst.de>
• STALE189d REVIEWED: 5 (5M) [PATCH 07/11] fs: add a ->sync_lazytime method
  2026-01-06 · Christoph Hellwig <hch@lst.de>
• STALE189d REVIEWED: 14 (14M) [PATCH 06/11] fs: factor out a sync_lazytime helper
  2026-01-06 · Christoph Hellwig <hch@lst.de>
• STALE189d [PATCH 05/11] fs: refactor ->update_time handling
  2026-01-06 · Christoph Hellwig <hch@lst.de>
• STALE184d REVIEWED: 4 (4M) [PATCH 07/11] fs: add a ->sync_lazytime method
  2025-12-23 · Christoph Hellwig <hch@lst.de>
• STALE184d REVIEWED: 13 (13M) [PATCH 06/11] fs: factor out a sync_lazytime helper
  2025-12-23 · Christoph Hellwig <hch@lst.de>
• STALE204d REVIEWED: 4 (4M) [PATCH 07/10] fs: add a ->sync_lazytime method
  2025-12-17 · Christoph Hellwig <hch@lst.de>
• STALE204d REVIEWED: 4 (4M) [PATCH 06/10] fs: factor out a sync_lazytime helper
  2025-12-17 · Christoph Hellwig <hch@lst.de>
• STALE230d REVIEWED: 4 (4M) [PATCH 13/16] fs: add a ->sync_lazytime method
  2025-11-20 · Christoph Hellwig <hch@lst.de>
• STALE230d REVIEWED: 4 (4M) [PATCH 12/16] fs: factor out a sync_lazytime helper
  2025-11-20 · Christoph Hellwig <hch@lst.de>
• STALE232d [PATCH 11/14] fs: add a ->sync_lazytime method
  2025-11-14 · Christoph Hellwig <hch@lst.de>
• STALE232d [PATCH 10/14] fs: factor out a sync_lazytime helper
  2025-11-14 · Christoph Hellwig <hch@lst.de>
• STALE532d REVIEWED: 5 (3M) [PATCH v2] treewide: const qualify ctl_tables where applicable
  2025-01-10 · Joel Granados <joel.granados@kernel.org>
• STALE550d [PATCH] treewide: const qualify ctl_tables where applicable
  2025-01-09 · Joel Granados <joel.granados@kernel.org>
• STALE670d LANDED [PATCH v5 3/8] filemap: introduce filemap_invalidate_pages
  2024-09-11 · Pavel Begunkov <asml.silence@gmail.com>
• STALE670d [PATCH v4 3/8] filemap: introduce filemap_invalidate_pages
  2024-09-06 · Pavel Begunkov <asml.silence@gmail.com>
• STALE676d [PATCH v3 3/8] filemap: introduce filemap_invalidate_pages
  2024-09-04 · Pavel Begunkov <asml.silence@gmail.com>
• STALE678d [PATCH v2 3/7] filemap: introduce filemap_invalidate_pages
  2024-08-22 · Pavel Begunkov <asml.silence@gmail.com>
• STALE693d [RFC 3/5] filemap: introduce filemap_invalidate_pages
  2024-08-14 · Pavel Begunkov <asml.silence@gmail.com>
• STALE820d [PATCH 1/7] memory: Remove the now superfluous sentinel element from ctl_table array
  2024-03-28 · Joel Granados via B4 Relay <devnull+j.granados.samsung.com@kernel.org>

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.

• STALE189d REVIEWED: 14 (14M) [PATCH 06/11] fs: factor out a sync_lazytime helper
  2026-01-06 · Christoph Hellwig <hch@lst.de> · 3 Reviewed-by
• STALE189d REVIEWED: 5 (5M) [PATCH 07/11] fs: add a ->sync_lazytime method
  2026-01-06 · Christoph Hellwig <hch@lst.de> · 2 Reviewed-by
• STALE184d REVIEWED: 14 (14M) [PATCH 06/11] fs: factor out a sync_lazytime helper
  2026-01-08 · Christoph Hellwig <hch@lst.de> · 3 Reviewed-by
• STALE184d 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.

• COLD44d [PATCH RFC 01/11] mm: add folio_wake_writeback() helper
  2026-05-20 · Tal Zussman <hidden>
• COLD44d [PATCH RFC 03/11] folio_wait: move folio bit-lock and wait declarations to include/linux/folio_wait.h
  2026-05-20 · Tal Zussman <hidden>
• COLD44d [PATCH RFC 04/11] folio_wait: move folio_wait_writeback() family to mm/folio_wait.c
  2026-05-20 · Tal Zussman <hidden>
• COLD44d [PATCH RFC 02/11] folio_wait: move folio bit-lock and wait implementation to mm/folio_wait.c
  2026-05-20 · Tal Zussman <hidden>
• COLD44d [PATCH RFC 09/11] fs: move dir_pages() from <linux/pagemap.h> to <linux/fs.h>
  2026-05-20 · Tal Zussman <hidden>
• COLD44d [PATCH RFC 10/11] fs: move generic_file_read_iter() to fs/read_write.c
  2026-05-20 · Tal Zussman <hidden>
• COLD44d [PATCH RFC 11/11] fs: move generic_file_write_iter() family to fs/read_write.c
  2026-05-20 · Tal Zussman <hidden>