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 2026-05-29
• David Woodhouse <hidden>
  1 attestation (1 Reviewed-by) · last on 2026-05-29

Recent patches

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

• COLD15d REVIEWED: 2 (0M) [PATCH v4 03/47] x86/sev: Mark TSC as reliable when configuring Secure TSC
  2026-05-29 · Sean Christopherson <seanjc@google.com>
• COLD28d REVIEWED: 1 (0M) [PATCH v3 03/41] x86/sev: Mark TSC as reliable when configuring Secure TSC
  2026-05-15 · Sean Christopherson <seanjc@google.com>
• STALE62d [PATCH v2 11/19] x86, dma: Allow accepted devices to map private memory
  2026-03-03 · Dan Williams <hidden>
• STALE62d [PATCH v2 12/19] x86, ioremap, resource: Support IORES_DESC_ENCRYPTED for encrypted PCI MMIO
  2026-03-03 · Dan Williams <hidden>
• COLD56d [PATCH kernel 5/9] x86/mm: Stop forcing decrypted page state for TDISP devices
  2026-02-25 · Alexey Kardashevskiy <hidden>
• STALE223d REVIEWED: 2 (0M) [PATCH 4/4] x86: Restrict KVM-induced symbol exports to KVM modules where obvious/possible
  2025-11-12 · Sean Christopherson <seanjc@google.com>
• STALE223d [PATCH 3/4] x86/mm: Drop unnecessary export of "ptdump_walk_pgd_level_debugfs"
  2025-11-12 · Sean Christopherson <seanjc@google.com>
• STALE258d [PATCH 4/7] x86/ioremap, resource: Introduce IORES_DESC_ENCRYPTED for encrypted PCI MMIO
  2025-08-27 · Dan Williams <hidden>
• STALE304d [PATCH 6/6] x86: Restrict KVM-induced symbol exports to KVM modules where obvious/possible
  2025-07-29 · Sean Christopherson <seanjc@google.com>
• STALE377d [PATCH] x86: Fix build warnings about export.h
  2025-06-12 · Zhenghan Cheng <hidden>
• STALE281d [PATCHv2 10/12] [NOT-FOR-UPSTREAM] x86/virt/tdx: Account PAMT memory and print it in /proc/meminfo
  2025-06-09 · Kirill A. Shutemov <hidden>
• STALE384d [RFC, PATCH 04/12] x86/virt/tdx: Account PAMT memory and print if in /proc/meminfo
  2025-05-02 · Kirill A. Shutemov <hidden>
• STALE419d REVIEWED: 1 (0M) [PATCH v5] x86/devmem: Remove duplicate range_is_allowed() definition
  2025-04-30 · Dan Williams <hidden>
• STALE414d REVIEWED: 1 (0M) [PATCH v3 1/2] x86/devmem: Remove duplicate range_is_allowed() definition
  2025-04-17 · Dan Williams <hidden>
• STALE440d Re: [RFC PATCH] x86/sev: Disallow userspace access to BIOS region for SEV-SNP guests
  2025-04-08 · Dan Williams <hidden>
• STALE440d [RFC PATCH] x86/sev: Disallow userspace access to BIOS region for SEV-SNP guests
  2025-04-03 · "Naveen N Rao (AMD)" <naveen@kernel.org>
• STALE448d Re: [PATCH] x86/ioremap: Maintain consistent IORES_MAP_ENCRYPTED for BIOS data
  2025-04-02 · Naveen N Rao <hidden>
• STALE448d REVIEWED: 1 (0M) [PATCH] x86/ioremap: Maintain consistent IORES_MAP_ENCRYPTED for BIOS data
  2025-03-31 · Dan Williams <hidden>
• STALE454d Re: [RFC PATCH] /dev/mem: Disable /dev/mem under TDX guest
  2025-03-25 · Dan Williams <hidden>
• STALE477d REVIEWED: 1 (0M) [PATCH v2 04/38] x86/sev: Mark TSC as reliable when configuring Secure TSC
  2025-02-27 · Sean Christopherson <seanjc@google.com>
• STALE392d [RFC PATCH v2 20/22] sev-guest: Stop changing encrypted page state for TDISP devices
  2025-02-18 · Alexey Kardashevskiy <hidden>
• STALE392d [RFC PATCH v2 17/22] resource: Mark encrypted MMIO resource on validation
  2025-02-18 · Alexey Kardashevskiy <hidden>
• STALE497d [PATCH 04/16] x86/sev: Mark TSC as reliable when configuring Secure TSC
  2025-02-01 · Sean Christopherson <seanjc@google.com>
• STALE568d REVIEWED: 6 (2M) [PATCH -V3 RESEND] x86, tdx, memory hotplug: Check whole hot-adding memory range for TDX
  2024-10-31 · Huang Ying <hidden>
• STALE611d REVIEWED: 4 (0M) [PATCH -V3] x86/tdx, memory hotplug: Check whole hot-adding memory range for TDX
  2024-10-22 · Huang Ying <hidden>
• STALE623d REVIEWED: 4 (0M) [PATCH -V2] tdx, memory hotplug: Check whole hot-adding memory range for TDX
  2024-10-10 · Huang Ying <hidden>
• STALE629d REVIEWED: 2 (0M) [PATCH] tdx, memory hotplug: Check whole hot-adding memory range for TDX
  2024-09-30 · Huang Ying <hidden>
• STALE637d [RFC PATCH 19/21] sev-guest: Stop changing encrypted page state for TDISP devices
  2024-08-23 · Alexey Kardashevskiy <hidden>
• STALE604d LANDED: 3 (3M) [PATCH v13 3/3] x86/snp: Convert shared memory back to private on kexec
  2024-08-01 · Ashish Kalra <Ashish.Kalra@amd.com>
• STALE604d LANDED [PATCH v13 2/3] x86/mm: refactor __set_clr_pte_enc()
  2024-08-01 · Ashish Kalra <Ashish.Kalra@amd.com>

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.

• COLD28d REVIEWED: 1 (0M) [PATCH v3 03/41] x86/sev: Mark TSC as reliable when configuring Secure TSC
  2026-05-15 · Sean Christopherson <seanjc@google.com> · 1 Reviewed-by
• COLD15d REVIEWED: 2 (0M) [PATCH v4 03/47] x86/sev: Mark TSC as reliable when configuring Secure TSC
  2026-05-29 · Sean Christopherson <seanjc@google.com> · 2 Reviewed-by