x86 mm · Maintained

Maintainers

• M Dave Hansen <dave.hansen@linux.intel.com>
• M Andy Lutomirski <luto@kernel.org>
• M Peter Zijlstra <peterz@infradead.org>

Paths

• F arch/x86/mm/

Last 30 days

Active reviewers (last 30 days)

• Lance Yang <lance.yang@linux.dev>
  1 attestation (1 Co-developed-by) · last on 2026-06-09

Recent patches

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

• COOLING8d [RFC PATCH v2 3/3] x86/mm: make pages read-only in the direct map
  2026-06-09 · Xueyuan Chen <hidden>
• COLD31d [RFC PATCH 3/3] x86/mm: make huge zero folio read-only in direct map
  2026-05-27 · Xueyuan chen <hidden>
• COLD17d IN BPF-NEXT: 1 (1M) [PATCH 2/8] bpf: Recover arena kernel faults with scratch page
  2026-05-22 · Tejun Heo <tj@kernel.org>
• COOLING10d Re: [PATCH v2 0/5] mm: reduce mmap_lock contention and improve page fault performance
  2026-05-22 · "Barry Song (Xiaomi)" <baohua@kernel.org>
• DORMANTno replies [PATCH v3 2/8] bpf: Recover arena kernel faults with scratch page
  2026-05-22 · Tejun Heo <tj@kernel.org>
• COLD42d [PATCH 2/8] bpf: Recover arena kernel faults with scratch page
  2026-05-20 · Tejun Heo <tj@kernel.org>
• COLD38d [PATCH 2/8] bpf: Recover arena kernel faults with scratch page
  2026-05-17 · Tejun Heo <tj@kernel.org>
• COOLING10d 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>
• STALE64d REVIEWED: 10 (10M) [PATCH v2 4/6] mm: change to return bool for pmdp_clear_flush_young()
  2026-03-21 · Baolin Wang <baolin.wang@linux.alibaba.com>
• STALE64d REVIEWED: 12 (12M) [PATCH v2 3/6] mm: change to return bool for pmdp_test_and_clear_young()
  2026-03-21 · Baolin Wang <baolin.wang@linux.alibaba.com>
• STALE64d REVIEWED: 12 (12M) [PATCH v2 5/6] mm: change to return bool for pudp_test_and_clear_young()
  2026-03-21 · Baolin Wang <baolin.wang@linux.alibaba.com>
• STALE64d REVIEWED: 12 (12M) [PATCH v2 2/6] mm: change to return bool for ptep_clear_flush_young()/clear_flush_young_ptes()
  2026-03-21 · Baolin Wang <baolin.wang@linux.alibaba.com>
• STALE64d REVIEWED: 12 (12M) [PATCH v2 1/6] mm: change to return bool for ptep_test_and_clear_young()
  2026-03-21 · Baolin Wang <baolin.wang@linux.alibaba.com>
• STALE86d [PATCH 3/6] mm: change to return bool for pmdp_test_and_clear_young()
  2026-03-19 · Baolin Wang <baolin.wang@linux.alibaba.com>
• STALE86d [PATCH 5/6] mm: change to return bool for pudp_test_and_clear_young()
  2026-03-19 · Baolin Wang <baolin.wang@linux.alibaba.com>
• STALE86d [PATCH 4/6] mm: change to return bool for pmdp_clear_flush_young()
  2026-03-19 · Baolin Wang <baolin.wang@linux.alibaba.com>
• STALE86d [PATCH 2/6] mm: change to return bool for ptep_clear_flush_young()/clear_flush_young_ptes()
  2026-03-19 · Baolin Wang <baolin.wang@linux.alibaba.com>
• STALE86d [PATCH 1/6] mm: change to return bool for ptep_test_and_clear_young()
  2026-03-19 · Baolin Wang <baolin.wang@linux.alibaba.com>
• STALE66d [PATCH RFC v3 3/4] x86/mm: Remove pte_clrhuge() and clean up init_64.c
  2026-02-28 · Yin Tirui <hidden>
• STALE66d [PATCH RFC v3 1/4] x86/mm: Use proper page table helpers for huge page generation
  2026-02-28 · Yin Tirui <hidden>
• STALE108d [PATCH v5 11/15] arch/x86: don't initialize kasan if it's disabled
  2026-02-25 · Baoquan He <hidden>
• DORMANTno replies [PATCH] mm/pkeys: Remove unused tsk parameter from arch_set_user_pkey_access()
  2026-02-19 · Seongsu Park <hidden>
• STALE225d REVIEWED: 5 (4M) [PATCH v6 2/7] memregion: Support fine grained invalidate by cpu_cache_invalidate_memregion()
  2025-11-17 · Jonathan Cameron <Jonathan.Cameron@huawei.com>
• STALE225d REVIEWED: 1 (0M) [PATCH v6 1/7] memregion: Drop unused IORES_DESC_* parameter from cpu_cache_invalidate_memregion()
  2025-11-17 · Jonathan Cameron <Jonathan.Cameron@huawei.com>
• STALE196d [RFC PATCH v7 30/31] x86/mm, mm/vmalloc: Defer kernel TLB flush IPIs under CONFIG_COALESCE_TLBI=y
  2025-11-14 · Valentin Schneider <vschneid@redhat.com>
• STALE230d REVIEWED: 5 (4M) [PATCH v5 2/6] memregion: Support fine grained invalidate by cpu_cache_invalidate_memregion()
  2025-10-31 · Jonathan Cameron <Jonathan.Cameron@huawei.com>
• STALE230d REVIEWED: 1 (0M) [PATCH v5 1/6] memregion: Drop unused IORES_DESC_* parameter from cpu_cache_invalidate_memregion()
  2025-10-31 · Jonathan Cameron <Jonathan.Cameron@huawei.com>
• STALE248d REVIEWED: 5 (4M) [PATCH v4 2/6] memregion: Support fine grained invalidate by cpu_cache_invalidate_memregion()
  2025-10-22 · Jonathan Cameron <Jonathan.Cameron@huawei.com>
• STALE248d REVIEWED: 1 (0M) [PATCH v4 1/6] memregion: Drop unused IORES_DESC_* parameter from cpu_cache_invalidate_memregion()
  2025-10-22 · Jonathan Cameron <Jonathan.Cameron@huawei.com>
• STALE239d [RFC PATCH v6 28/29] x86/mm, mm/vmalloc: Defer kernel TLB flush IPIs under CONFIG_COALESCE_TLBI=y
  2025-10-10 · Valentin Schneider <vschneid@redhat.com>

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 [PATCH] mm/pkeys: Remove unused tsk parameter from arch_set_user_pkey_access()
  2026-02-19 · Seongsu Park <hidden>
• STALE108d [PATCH v5 11/15] arch/x86: don't initialize kasan if it's disabled
  2026-02-25 · Baoquan He <hidden>
• STALE66d [PATCH RFC v3 3/4] x86/mm: Remove pte_clrhuge() and clean up init_64.c
  2026-02-28 · Yin Tirui <hidden>