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)

• Nikunj A Dadhania <hidden>
  1 attestation (1 Reviewed-by) · last on 2026-07-01
• David Woodhouse <hidden>
  1 attestation (1 Reviewed-by) · last on 2026-07-01

Recent patches

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

• COOLING7d REVIEWED: 2 (0M) [PATCH v5 05/51] x86/sev: Mark TSC as reliable when configuring Secure TSC
  2026-07-01 · Sean Christopherson <seanjc@google.com>
• COOLING12d [RFC PATCH 1/3] mm/numa: add exclusive node pool and numa=standby boot parameter
  2026-06-10 · Gregory Price <gourry@gourry.net>
• COOLING4d REVIEWED: 15 (15M) [PATCH v12 01/16] set_memory: set_direct_map_* to take address
  2026-04-10 · Kalyazin, Nikita <hidden>
• STALE95d REVIEWED: 15 (15M) [PATCH v11 01/16] set_memory: set_direct_map_* to take address
  2026-03-17 · Kalyazin, Nikita <hidden>
• STALE117d REVIEWED: 8 (7M) [PATCH v3 1/5] x86/vsyscall: Reorganize the page fault emulation code
  2026-03-09 · Sohil Mehta <hidden>
• STALE117d REVIEWED: 4 (4M) [PATCH v2 1/5] x86/vsyscall: Reorganize the page fault emulation code
  2026-03-05 · Sohil Mehta <hidden>
• STALE131d REVIEWED: 4 (4M) [PATCH 1/5] x86/vsyscall: Reorganize the page fault emulation code
  2026-02-19 · Sohil Mehta <hidden>
• STALE131d [PATCH v10 13/13] x86/kasan: Make software tag-based kasan available
  2026-02-04 · Maciej Wieczor-Retman <hidden>
• STALE130d REVIEWED: 1 (0M) [PATCH v10 02/15] set_memory: add folio_{zap,restore}_direct_map helpers
  2026-01-26 · Kalyazin, Nikita <hidden>
• STALE130d [PATCH v10 01/15] set_memory: set_direct_map_* to take address
  2026-01-26 · Kalyazin, Nikita <hidden>
• STALE139d [PATCH v9 13/13] x86/kasan: Make software tag-based kasan available
  2026-01-20 · Maciej Wieczor-Retman <hidden>
• STALE168d [PATCH v9 01/13] set_memory: add folio_{zap,restore}_direct_map helpers
  2026-01-14 · Kalyazin, Nikita <hidden>
• STALE173d [PATCH v8 14/14] x86/kasan: Make software tag-based kasan available
  2026-01-12 · Maciej Wieczor-Retman <hidden>
• STALE127d [PATCH v3 27/29] mm, arch: consolidate hugetlb CMA reservation
  2026-01-11 · Mike Rapoport <rppt@kernel.org>
• STALE127d [PATCH v3 24/29] arch, mm: consolidate initialization of SPARSE memory model
  2026-01-11 · Mike Rapoport <rppt@kernel.org>
• STALE127d [PATCH v3 23/29] arch, mm: consolidate initialization of nodes, zones and memory map
  2026-01-11 · Mike Rapoport <rppt@kernel.org>
• STALE127d [PATCH v3 21/29] x86: introduce arch_zone_limits_init()
  2026-01-11 · Mike Rapoport <rppt@kernel.org>
• STALE145d [PATCH v2 26/28] mm, arch: consolidate hugetlb CMA reservation
  2026-01-02 · Mike Rapoport <rppt@kernel.org>
• STALE145d [PATCH v2 23/28] arch, mm: consolidate initialization of SPARSE memory model
  2026-01-02 · Mike Rapoport <rppt@kernel.org>
• STALE145d [PATCH v2 22/28] arch, mm: consolidate initialization of nodes, zones and memory map
  2026-01-02 · Mike Rapoport <rppt@kernel.org>
• STALE145d [PATCH v2 20/28] x86: introduce arch_zone_limits_init()
  2026-01-02 · Mike Rapoport <rppt@kernel.org>
• STALE193d [PATCH 26/28] mm, arch: consolidate hugetlb CMA reservation
  2025-12-28 · Mike Rapoport <rppt@kernel.org>
• STALE193d [PATCH 23/28] arch, mm: consolidate initialization of SPARSE memory model
  2025-12-28 · Mike Rapoport <rppt@kernel.org>
• STALE193d [PATCH 22/28] arch, mm: consolidate initialization of nodes, zones and memory map
  2025-12-28 · Mike Rapoport <rppt@kernel.org>
• STALE193d [PATCH 20/28] x86: introduce arch_zone_limits_init()
  2025-12-28 · Mike Rapoport <rppt@kernel.org>
• STALE186d [PATCH v7 15/15] x86/kasan: Make software tag-based kasan available
  2025-12-10 · Maciej Wieczor-Retman <hidden>
• STALE181d [PATCH v8 02/13] x86/tlb: export flush_tlb_kernel_range to KVM module
  2025-12-05 · Kalyazin, Nikita <hidden>
• STALE181d [PATCH v8 01/13] x86: export set_direct_map_valid_noflush to KVM module
  2025-12-05 · Kalyazin, Nikita <hidden>
• STALE238d [PATCH v6 18/18] x86/kasan: Make software tag-based kasan available
  2025-10-29 · Maciej Wieczor-Retman <hidden>
• STALE238d [PATCH v6 15/18] x86/kasan: Handle UD1 for inline KASAN reports
  2025-10-29 · Maciej Wieczor-Retman <hidden>

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.

• STALE130d REVIEWED: 1 (0M) [PATCH v10 02/15] set_memory: add folio_{zap,restore}_direct_map helpers
  2026-01-26 · Kalyazin, Nikita <hidden> · 1 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.

• STALE193d [PATCH 20/28] x86: introduce arch_zone_limits_init()
  2025-12-28 · Mike Rapoport <rppt@kernel.org>
• STALE193d [PATCH 22/28] arch, mm: consolidate initialization of nodes, zones and memory map
  2025-12-28 · Mike Rapoport <rppt@kernel.org>
• STALE193d [PATCH 23/28] arch, mm: consolidate initialization of SPARSE memory model
  2025-12-28 · Mike Rapoport <rppt@kernel.org>
• STALE193d [PATCH 26/28] mm, arch: consolidate hugetlb CMA reservation
  2025-12-28 · Mike Rapoport <rppt@kernel.org>
• STALE145d [PATCH v2 20/28] x86: introduce arch_zone_limits_init()
  2026-01-02 · Mike Rapoport <rppt@kernel.org>
• STALE145d [PATCH v2 23/28] arch, mm: consolidate initialization of SPARSE memory model
  2026-01-02 · Mike Rapoport <rppt@kernel.org>
• STALE145d [PATCH v2 26/28] mm, arch: consolidate hugetlb CMA reservation
  2026-01-02 · Mike Rapoport <rppt@kernel.org>
• STALE127d [PATCH v3 21/29] x86: introduce arch_zone_limits_init()
  2026-01-11 · Mike Rapoport <rppt@kernel.org>
• STALE127d [PATCH v3 27/29] mm, arch: consolidate hugetlb CMA reservation
  2026-01-11 · Mike Rapoport <rppt@kernel.org>
• STALE139d [PATCH v9 13/13] x86/kasan: Make software tag-based kasan available
  2026-01-20 · Maciej Wieczor-Retman <hidden>