memory management - page allocator · Maintained

Maintainers

• M Andrew Morton <akpm@linux-foundation.org>
• M Vlastimil Babka <vbabka@kernel.org>
• R Suren Baghdasaryan <surenb@google.com>
• R Michal Hocko <mhocko@suse.com>
• R Brendan Jackman <jackmanb@google.com>
• R Johannes Weiner <hannes@cmpxchg.org>
• R Zi Yan <ziy@nvidia.com>

Paths

• F include/linux/compaction.h
• F include/linux/gfp.h
• F include/linux/page-isolation.h
• F include/linux/pageblock-flags.h
• F mm/compaction.c
• F mm/debug_page_alloc.c
• F mm/debug_page_ref.c
• F mm/fail_page_alloc.c
• F mm/page_alloc.c
• F mm/page_ext.c
• F mm/page_frag_cache.c
• F mm/page_isolation.c
• F mm/page_owner.c
• F mm/page_poison.c
• F mm/page_reporting.c
• F mm/page_reporting.h
• F mm/show_mem.c
• F mm/shuffle.c
• F mm/shuffle.h

Last 30 days

Recent patches

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

• STALE113d [RFC PATCH 1/1] mm: Reduce direct reclaim stalls with RAM-backed swap
  2026-03-03 · Matt Fleming <hidden>
• STALE143d [PATCH RFC v3 1/2] filemap: defer dropbehind invalidation from IRQ context
  2026-02-27 · Tal Zussman <hidden>
• STALE159d [PATCH v1 11/11] mm/page_alloc: check page->private upon page free
  2026-02-23 · Zi Yan <ziy@nvidia.com>
• STALE330d REVIEWED: 6 (6M) [PATCH v3 1/7] mm/page_alloc: Add kernel-docs for free_pages()
  2025-09-03 · Vishal Moola (Oracle) <hidden>
• STALE453d LANDED: 2 (2M) [PATCH 7/7] mm: remove NR_BOUNCE zone stat
  2025-05-05 · Christoph Hellwig <hch@lst.de>
• STALE453d [PATCH 7/7] mm: remove NR_BOUNCE zone stat
  2025-05-02 · Christoph Hellwig <hch@lst.de>
• STALE970d [PATCH 2/2] mm, treewide: Rename MAX_ORDER to MAX_PAGE_ORDER
  2023-11-21 · Kirill A. Shutemov <hidden>
• STALE970d [PATCH 1/2] mm, treewide: Introduce NR_PAGE_ORDERS
  2023-11-21 · Kirill A. Shutemov <hidden>
• STALE970d Re: [git pull] device mapper fixes for 6.7-rc2
  2023-11-20 · Kirill A. Shutemov <hidden>
• STALE1131d [PATCH v10 25/25] dept: Track the potential waits of PG_{locked,writeback}
  2023-06-26 · Byungchul Park <byungchul@sk.com>
• STALE1261d [v2 PATCH 1/5] mm: page_alloc: add API for bulk allocator with callback
  2023-02-14 · Yang Shi <hidden>
• STALE1271d Re: Need help tracking down a bug in the bio-FOLL_PIN patches
  2023-02-06 · David Howells <dhowells@redhat.com>
• STALE1277d [PATCH v9 25/25] dept: Track the potential waits of PG_{locked,writeback}
  2023-01-31 · Byungchul Park <hidden>
• STALE1280d [PATCH v8 25/25] dept: Track the potential waits of PG_{locked,writeback}
  2023-01-27 · Byungchul Park <hidden>
• STALE1485d [PATCH v2 02/19] mm: Convert all PageMovable users to movable_operations
  2022-06-08 · "Matthew Wilcox (Oracle)" <willy@infradead.org>
• STALE1485d REVIEWED: 4 (4M) [PATCH v2 03/19] fs: Add aops->migrate_folio
  2022-06-08 · "Matthew Wilcox (Oracle)" <willy@infradead.org>
• STALE1485d REVIEWED: 4 (4M) [PATCH v2 18/19] fs: Remove aops->migratepage()
  2022-06-08 · "Matthew Wilcox (Oracle)" <willy@infradead.org>
• STALE1515d Re: [PATCH 15/20] balloon: Convert to migrate_folio
  2022-06-07 · Matthew Wilcox <willy@infradead.org>
• STALE1515d [PATCH 01/20] fs: Add aops->migrate_folio
  2022-06-06 · "Matthew Wilcox (Oracle)" <willy@infradead.org>
• STALE1515d [PATCH 19/20] fs: Remove aops->migratepage()
  2022-06-06 · "Matthew Wilcox (Oracle)" <willy@infradead.org>
• STALE1530d [PATCH RFC v6 11/21] dept: Apply Dept to wait/event of PG_{locked,writeback}
  2022-05-04 · Byungchul Park <hidden>
• STALE1595d [PATCH RFC v5 12/21] dept: Apply Dept to wait/event of PG_{locked,writeback}
  2022-03-16 · Byungchul Park <hidden>
• STALE1595d [PATCH v4 13/24] dept: Apply Dept to wait/event of PG_{locked,writeback}
  2022-03-04 · Byungchul Park <hidden>
• STALE1611d [PATCH v3 13/21] dept: Apply Dept to wait/event of PG_{locked,writeback}
  2022-02-28 · Byungchul Park <hidden>
• STALE1621d [PATCH v2 13/18] dept: Apply Dept to wait/event of PG_{locked,writeback}
  2022-02-19 · Byungchul Park <hidden>
• STALE1605d [PATCH 12/16] dept: Apply Dept to wait/event of PG_{locked,writeback}
  2022-02-17 · Byungchul Park <hidden>
• STALE1615d [PATCH 01/11] DOC: convert 'subsection' to 'section' in gfp.h
  2022-02-10 · NeilBrown <hidden>
• STALE1641d REVIEWED: 4 (4M) [PATCH v5 02/24] mm: remove extra ZONE_DEVICE struct page refcount
  2022-01-28 · Logan Gunthorpe <logang@deltatee.com>
• STALE1647d [PATCH on v5.17-rc1 12/14] dept: Apply Dept to wait/event of PG_{locked,writeback}
  2022-01-27 · Byungchul Park <hidden>
• STALE1704d [RFC] psi: Add additional PSI counters for each type of memory pressure
  2021-11-10 · Georgi Djakov <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.

• STALE159d [PATCH v1 11/11] mm/page_alloc: check page->private upon page free
  2026-02-23 · Zi Yan <ziy@nvidia.com>