memory mapping · Maintained

Maintainers

M Andrew Morton <akpm@linux-foundation.org>
M Liam R. Howlett <liam@infradead.org>
M Lorenzo Stoakes <ljs@kernel.org>
R Vlastimil Babka <vbabka@kernel.org>
R Jann Horn <jannh@google.com>
R Pedro Falcato <pfalcato@suse.de>

Paths

F drivers/char/mem.c
F include/trace/events/mmap.h
F fs/proc/task_mmu.c
F fs/proc/task_nommu.c
F mm/mincore.c
F mm/mlock.c
F mm/mmap.c
F mm/mprotect.c
F mm/mremap.c
F mm/mseal.c
F mm/msync.c
F mm/nommu.c
F mm/vma.c
F mm/vma.h
F mm/vma_exec.c
F mm/vma_init.c
F mm/vma_internal.h
F tools/testing/selftests/mm/merge.c
F tools/testing/vma/

Last 30 days

Most active threads (last 7 days)

DORMANTno replies [PATCH] proc/task_mmu: handle special PMDs in clear_refs and pagemap
2026-09-12 12:28 · 0 replies in 7d · Gregory Price <gourry@gourry.net>
WARM2d REVIEWED: 12 (10M) FAILED: patch "[PATCH] mm/mremap: reset unfaulted VMA page offset for" failed to apply to 5.15-stable tree
2026-09-11 10:51 · 1 reply in 7d · <gregkh@linuxfoundation.org>
WARM2d REVIEWED: 12 (10M) FAILED: patch "[PATCH] mm/mremap: reset unfaulted VMA page offset for" failed to apply to 6.1-stable tree
2026-09-11 10:41 · 1 reply in 7d · <gregkh@linuxfoundation.org>
WARM2d REVIEWED: 12 (10M) FAILED: patch "[PATCH] mm/mremap: reset unfaulted VMA page offset for" failed to apply to 6.6-stable tree
2026-09-11 02:31 · 1 reply in 7d · <gregkh@linuxfoundation.org>
WARM2d REVIEWED: 12 (10M) FAILED: patch "[PATCH] mm/mremap: reset unfaulted VMA page offset for" failed to apply to 6.12-stable tree
2026-09-11 02:14 · 1 reply in 7d · <gregkh@linuxfoundation.org>
WARM2d REVIEWED: 12 (10M) FAILED: patch "[PATCH] mm/mremap: reset unfaulted VMA page offset for" failed to apply to 6.18-stable tree
2026-09-11 01:23 · 1 reply in 7d · <gregkh@linuxfoundation.org>
WARM2d REVIEWED: 12 (10M) FAILED: patch "[PATCH] mm/mremap: reset unfaulted VMA page offset for" failed to apply to 7.2-stable tree
2026-09-11 01:17 · 1 reply in 7d · <gregkh@linuxfoundation.org>
WARM2d [PATCH v2 1/4] mm: support promotion-only NUMA hinting scans
2026-09-11 00:18 · 0 replies in 7d · Gregory Price <gourry@gourry.net>
DORMANTno replies REVIEWED: 12 (10M) FAILED: patch "[PATCH] mm/mremap: reset unfaulted VMA page offset for" failed to apply to 5.10-stable tree
2026-09-09 09:48 · 0 replies in 7d · <gregkh@linuxfoundation.org>
COOLING6d Linux 6.18.50
2026-09-07 15:55 · 1 reply in 7d · Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Active reviewers (last 30 days)

<hidden>
27 attestations (14 Reported-by, 13 Tested-by) · last on 2026-09-11
Kunwu Chan <hidden>
14 attestations (1 Reported-by, 13 Reviewed-by) · last on 2026-09-11
Vlastimil Babka (SUSE) <vbabka@kernel.org>
13 attestations (13 Acked-by) · last on 2026-09-11
Pedro Falcato <pfalcato@suse.de>
13 attestations (13 Reviewed-by) · last on 2026-09-11
Oscar Salvador <osalvador@suse.de>
6 attestations (6 Reviewed-by) · last on 2026-09-04
Vlastimil Babka <hidden>
4 attestations (4 Reviewed-by) · last on 2026-09-04
sashiko-bot <sashiko-bot@kernel.org>
2 attestations (2 Reported-by) · last on 2026-09-12
David Hildenbrand <hidden>
2 attestations (1 Acked-by, 1 Suggested-by) · last on 2026-09-03
Baolin Wang <baolin.wang@linux.alibaba.com>
1 attestation (1 Suggested-by) · last on 2026-09-03
Zi Yan <ziy@nvidia.com>
1 attestation (1 Acked-by) · last on 2026-09-03

Recent patches

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

DORMANTno replies [PATCH] proc/task_mmu: handle special PMDs in clear_refs and pagemap
2026-09-12 · Gregory Price <gourry@gourry.net>
DORMANTno replies REVIEWED: 12 (10M) [PATCH 5.15.y] mm/mremap: reset unfaulted VMA page offset for MREMAP_DONTUNMAP
2026-09-11 · Sasha Levin <sashal@kernel.org>
WARM2d REVIEWED: 12 (10M) [PATCH 6.1.y] mm/mremap: reset unfaulted VMA page offset for MREMAP_DONTUNMAP
2026-09-11 · Sasha Levin <sashal@kernel.org>
WARM2d REVIEWED: 12 (10M) [PATCH 6.6.y] mm/mremap: reset unfaulted VMA page offset for MREMAP_DONTUNMAP
2026-09-11 · Sasha Levin <sashal@kernel.org>
WARM2d REVIEWED: 12 (10M) [PATCH 6.12.y] mm/mremap: reset unfaulted VMA page offset for MREMAP_DONTUNMAP
2026-09-11 · Sasha Levin <sashal@kernel.org>
WARM2d REVIEWED: 12 (10M) [PATCH 6.18.y] mm/mremap: reset unfaulted VMA page offset for MREMAP_DONTUNMAP
2026-09-11 · Sasha Levin <sashal@kernel.org>
WARM2d REVIEWED: 12 (10M) [PATCH 7.2.y] mm/mremap: reset unfaulted VMA page offset for MREMAP_DONTUNMAP
2026-09-11 · Sasha Levin <sashal@kernel.org>
WARM2d [PATCH v2 1/4] mm: support promotion-only NUMA hinting scans
2026-09-11 · Gregory Price <gourry@gourry.net>
DORMANTno replies REVIEWED: 12 (10M) FAILED: patch "[PATCH] mm/mremap: reset unfaulted VMA page offset for" failed to apply to 5.10-stable tree
2026-09-09 · <gregkh@linuxfoundation.org>
WARM2d REVIEWED: 12 (10M) FAILED: patch "[PATCH] mm/mremap: reset unfaulted VMA page offset for" failed to apply to 6.1-stable tree
2026-09-09 · <gregkh@linuxfoundation.org>
WARM2d REVIEWED: 12 (10M) FAILED: patch "[PATCH] mm/mremap: reset unfaulted VMA page offset for" failed to apply to 5.15-stable tree
2026-09-09 · <gregkh@linuxfoundation.org>
WARM2d REVIEWED: 12 (10M) FAILED: patch "[PATCH] mm/mremap: reset unfaulted VMA page offset for" failed to apply to 6.12-stable tree
2026-09-09 · <gregkh@linuxfoundation.org>
WARM2d REVIEWED: 12 (10M) FAILED: patch "[PATCH] mm/mremap: reset unfaulted VMA page offset for" failed to apply to 6.6-stable tree
2026-09-09 · <gregkh@linuxfoundation.org>
WARM2d REVIEWED: 12 (10M) FAILED: patch "[PATCH] mm/mremap: reset unfaulted VMA page offset for" failed to apply to 7.2-stable tree
2026-09-09 · <gregkh@linuxfoundation.org>
WARM2d REVIEWED: 12 (10M) FAILED: patch "[PATCH] mm/mremap: reset unfaulted VMA page offset for" failed to apply to 6.18-stable tree
2026-09-09 · <gregkh@linuxfoundation.org>
DORMANTno replies Re: Linux 6.18.50
2026-09-07 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
DORMANTno replies Re: Linux 6.12.109
2026-09-07 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
DORMANTno replies REVIEWED: 2 (2M) [PATCH 5.10.y 1/2] mm: provide mm_struct and address to huge_ptep_get()
2026-09-04 · Sasha Levin <sashal@kernel.org>
COOLING8d REVIEWED: 2 (2M) [PATCH 5.15.y 1/2] mm: provide mm_struct and address to huge_ptep_get()
2026-09-04 · Sasha Levin <sashal@kernel.org>
COOLING9d REVIEWED: 2 (2M) [PATCH 6.1.y 4/5] mm: provide mm_struct and address to huge_ptep_get()
2026-09-04 · Sasha Levin <sashal@kernel.org>
COOLING9d REVIEWED: 2 (2M) [PATCH 6.1.y 3/5] fs/proc/task_mmu: convert smaps_hugetlb_range() to work on folios
2026-09-04 · Sasha Levin <sashal@kernel.org>
COOLING9d REVIEWED: 2 (2M) [PATCH 6.6.y 5/6] mm: provide mm_struct and address to huge_ptep_get()
2026-09-04 · Sasha Levin <sashal@kernel.org>
COOLING9d REVIEWED: 2 (2M) [PATCH 6.6.y 4/6] fs/proc/task_mmu: convert smaps_hugetlb_range() to work on folios
2026-09-04 · Sasha Levin <sashal@kernel.org>
COOLING9d REVIEWED: 1 (0M) [PATCH 6.6.y 1/2] mm: replace pmd_to_swp_entry() with softleaf_from_pmd()
2026-09-04 · Sasha Levin <sashal@kernel.org>
COOLING9d [PATCH 6.6.y 1/2] mm: remove is_hugetlb_entry_[migration, hwpoisoned]()
2026-09-04 · Sasha Levin <sashal@kernel.org>
COOLING9d REVIEWED: 1 (0M) [PATCH 6.12.y 1/2] mm: avoid unnecessary use of is_swap_pmd()
2026-09-04 · Sasha Levin <sashal@kernel.org>
COOLING9d REVIEWED: 1 (0M) [PATCH 6.12.y 1/2] mm: avoid unnecessary use of is_swap_pmd()
2026-09-04 · Sasha Levin <sashal@kernel.org>
COOLING9d REVIEWED: 1 (0M) [PATCH 6.18.y 1/2] mm: avoid unnecessary use of is_swap_pmd()
2026-09-03 · Sasha Levin <sashal@kernel.org>
COOLING9d REVIEWED: 4 (3M) [PATCH 6.6.y 1/2] mm/rmap: integrate PMD-mapped folio splitting into pagewalk loop
2026-09-03 · Sasha Levin <sashal@kernel.org>
DORMANTno replies IN LINUX-NEXT [PATCH] mm/vma: correctly unaccount on mmap_prepare() failure
2026-09-02 · "Lorenzo Stoakes (ARM)" <ljs@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.

STALE164d REVIEWED: 6 (4M) [PATCH 6.18.y 1/2] mm: replace READ_ONCE() with standard page table accessors
2026-04-01 · Sasha Levin <sashal@kernel.org> · 3 Reviewed-by, 1 Acked-by
STALE164d REVIEWED: 6 (4M) [PATCH 6.12.y 1/2] mm: replace READ_ONCE() with standard page table accessors
2026-04-01 · Sasha Levin <sashal@kernel.org> · 3 Reviewed-by, 1 Acked-by
STALE101d REVIEWED: 1 (0M) [PATCH 6.12.y 1/3] mm: perform all memfd seal checks in a single place
2026-06-04 · Sasha Levin <sashal@kernel.org> · 1 Tested-by
COLD51d REVIEWED: 10 (10M) FAILED: patch "[PATCH] fs/proc/task_mmu: fix make_uffd_wp_huge_pte() prot-update" failed to apply to 6.18-stable tree
2026-07-20 · <gregkh@linuxfoundation.org> · 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.

DORMANTno replies Re: Linux 6.19.6
2026-03-04 · Sasha Levin <sashal@kernel.org>
DORMANTno replies Re: Linux 6.18.16
2026-03-04 · Sasha Levin <sashal@kernel.org>
DORMANTno replies Re: Linux 6.18.21
2026-04-02 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
STALE164d Re: Linux 6.19.11
2026-04-02 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
DORMANTno replies Re: Linux 6.12.81
2026-04-11 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
STALE143d Re: Linux 6.18.22
2026-04-11 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
DORMANTno replies Re: Linux 6.19.13
2026-04-18 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
STALE121d [PATCH v1 7/9] tools/testing/vma: add VMA sticky userland tests
2026-04-24 · Ahmed Elaidy <hidden>
DORMANTno replies Re: Linux 6.12.86
2026-05-07 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
STALE129d Re: Linux 6.18.27
2026-05-07 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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