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 linuxppc-dev (capped at 30), ordered by date desc.

• COLD15d [PATCH v2 5/5] mm/filemap: Avoid retrying page faults on uptodate folios in filemap faults
  2026-04-30 · "Barry Song (Xiaomi)" <baohua@kernel.org>
• COLD15d [PATCH v2 3/5] mm: Move folio_lock_or_retry() and drop __folio_lock_or_retry()
  2026-04-30 · "Barry Song (Xiaomi)" <baohua@kernel.org>
• COLD15d REVIEWED: 5 (1M) [PATCH v2 1/5] mm/filemap: Retry fault by VMA lock if the lock was released for I/O
  2026-04-30 · "Barry Song (Xiaomi)" <baohua@kernel.org>
• STALE119d [PATCH v1 12/16] mm: rename zap_vma_pages() to zap_vma()
  2026-02-27 · "David Hildenbrand (Arm)" <david@kernel.org>
• STALE95d Re: [RFC PATCH 0/2] mm: continue using per-VMA lock when retrying page faults after I/O
  2025-11-27 · Barry Song <hidden>
• STALE95d [RFC PATCH 1/2] mm/filemap: Retry fault by VMA lock if the lock was released for I/O
  2025-11-27 · Barry Song <hidden>
• STALE362d REVIEWED: 5 (3M) [PATCH v2 26/29] mm: rename PAGE_MAPPING_* to FOLIO_MAPPING_*
  2025-07-04 · David Hildenbrand <hidden>
• STALE371d REVIEWED: 3 (3M) [PATCH v1 26/29] mm: rename PAGE_MAPPING_* to FOLIO_MAPPING_*
  2025-06-30 · David Hildenbrand <hidden>
• STALE315d [PATCH 2/3] mm: update core kernel code to use vm_flags_t consistently
  2025-06-18 · Lorenzo Stoakes <hidden>
• STALE373d [PATCH RFC 26/29] mm: rename PAGE_MAPPING_* to FOLIO_MAPPING_*
  2025-06-18 · David Hildenbrand <hidden>
• STALE474d [RFC 1/3] mm: implement cleancache
  2025-03-20 · Suren Baghdasaryan <surenb@google.com>
• STALE469d REVIEWED: 1 (0M) [PATCH v9 06/20] fs/dax: Always remove DAX page-cache entries when breaking layouts
  2025-02-28 · Alistair Popple <apopple@nvidia.com>
• STALE499d REVIEWED: 1 (0M) [PATCH v8 06/20] fs/dax: Always remove DAX page-cache entries when breaking layouts
  2025-02-18 · Alistair Popple <apopple@nvidia.com>
• STALE506d REVIEWED: 1 (0M) [PATCH v7 06/20] fs/dax: Always remove DAX page-cache entries when breaking layouts
  2025-02-04 · Alistair Popple <apopple@nvidia.com>
• STALE525d REVIEWED: 5 (3M) [PATCH v2] treewide: const qualify ctl_tables where applicable
  2025-01-10 · Joel Granados <joel.granados@kernel.org>
• STALE514d [PATCH v6 06/26] fs/dax: Always remove DAX page-cache entries when breaking layouts
  2025-01-10 · Alistair Popple <apopple@nvidia.com>
• STALE544d [PATCH] treewide: const qualify ctl_tables where applicable
  2025-01-09 · Joel Granados <joel.granados@kernel.org>
• STALE545d [PATCH v5 06/25] fs/dax: Always remove DAX page-cache entries when breaking layouts
  2025-01-07 · Alistair Popple <apopple@nvidia.com>
• STALE547d [PATCH v4 06/25] fs/dax: Always remove DAX page-cache entries when breaking layouts
  2024-12-17 · Alistair Popple <apopple@nvidia.com>
• STALE569d [PATCH v3 06/25] fs/dax: Always remove DAX page-cache entries when breaking layouts
  2024-11-22 · Alistair Popple <apopple@nvidia.com>
• STALE651d REVIEWED: 4 (3M) [PATCH v5 03/13] mm: filemap: filemap_fault_recheck_pte_none() use pte_offset_map_ro_nolock()
  2024-09-26 · Qi Zheng <hidden>
• STALE652d REVIEWED: 4 (3M) [PATCH v4 03/13] mm: filemap: filemap_fault_recheck_pte_none() use pte_offset_map_ro_nolock()
  2024-09-24 · Qi Zheng <hidden>
• STALE664d REVIEWED: 4 (3M) [PATCH v3 04/14] mm: filemap: filemap_fault_recheck_pte_none() use pte_offset_map_ro_nolock()
  2024-09-04 · Qi Zheng <hidden>
• STALE672d [PATCH v2 04/14] mm: filemap: filemap_fault_recheck_pte_none() use pte_offset_map_ro_nolock()
  2024-08-22 · Qi Zheng <hidden>
• STALE685d [PATCH 04/14] mm: filemap: filemap_fault_recheck_pte_none() use pte_offset_map_readonly_nolock()
  2024-08-21 · Qi Zheng <hidden>
• STALE693d [RFC PATCH 17/18] mm: convert vmf.prealloc_pte to struct ptdesc pointer
  2024-07-30 · alexs@kernel.org
• STALE693d [RFC PATCH 16/18] mm/pgtable: pass ptdesc to pmd_install
  2024-07-30 · alexs@kernel.org
• STALE772d [RFC PATCH v2 01/20] mm: Provide pagesize to pmd_populate()
  2024-05-17 · Christophe Leroy <hidden>
• STALE787d [PATCH v3 11/11] sysctl: treewide: constify the ctl_table argument of handlers
  2024-04-23 · Thomas Weißschuh <linux@weissschuh.net>
• STALE803d REVIEWED: 11 (11M) [PATCH v1 3/3] mm: use "GUP-fast" instead "fast GUP" in remaining comments
  2024-04-02 · David Hildenbrand <hidden>

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.

• COLD15d [PATCH v2 3/5] mm: Move folio_lock_or_retry() and drop __folio_lock_or_retry()
  2026-04-30 · "Barry Song (Xiaomi)" <baohua@kernel.org>
• COLD15d [PATCH v2 5/5] mm/filemap: Avoid retrying page faults on uptodate folios in filemap faults
  2026-04-30 · "Barry Song (Xiaomi)" <baohua@kernel.org>