risc-v architecture · Supported

Maintainers

• M Paul Walmsley <pjw@kernel.org>
• M Palmer Dabbelt <palmer@dabbelt.com>
• M Albert Ou <aou@eecs.berkeley.edu>
• R Alexandre Ghiti <alex@ghiti.fr>

Paths

• F arch/riscv/

Last 30 days

Active reviewers (last 30 days)

• Baoquan He <hidden>
  4 attestations (4 Acked-by) · last on 2026-06-08
• Mike Rapoport (Microsoft) <rppt@kernel.org>
  4 attestations (4 Acked-by) · last on 2026-06-08
• Guo Ren <guoren@kernel.org>
  3 attestations (3 Reviewed-by) · last on 2026-06-08
• Sourabh Jain <hidden>
  2 attestations (2 Reviewed-by) · last on 2026-06-08
• Carlos López <hidden>
  1 attestation (1 Co-developed-by) · last on 2026-06-08
• Joerg Roedel <hidden>
  1 attestation (1 Co-developed-by) · last on 2026-06-08

Recent patches

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

• COLD16d [PATCH 39/60] kvm: Make KVM_SET_GSI_ROUTING per plane
  2026-06-08 · Jörg Rödel <joro@8bytes.org>
• COLD16d [PATCH 37/60] kvm: Pass plane_level to kvm_set_routing_entry()
  2026-06-08 · Jörg Rödel <joro@8bytes.org>
• COLD16d [PATCH 33/60] KVM: Implement KVM_CREATE_VCPU ioctl for planes
  2026-06-08 · Jörg Rödel <joro@8bytes.org>
• COLD16d [PATCH 36/60] kvm: Add plane_level to kvm_kernel_irq_routing_entry
  2026-06-08 · Jörg Rödel <joro@8bytes.org>
• COLD16d [PATCH 27/60] kvm: Introduce arch-specific part of struct kvm_vcpu_common
  2026-06-08 · Jörg Rödel <joro@8bytes.org>
• COLD16d [PATCH 31/60] kvm: Allocate struct kvm_plane in architecture code
  2026-06-08 · Jörg Rödel <joro@8bytes.org>
• COLD16d [PATCH 28/60] kvm: Implement KVM_CAP_PLANES
  2026-06-08 · Jörg Rödel <joro@8bytes.org>
• COLD16d [PATCH 26/60] kvm: Introduce arch-specific plane state
  2026-06-08 · Jörg Rödel <joro@8bytes.org>
• COLD16d [PATCH 19/60] kvm: Introduce accessors for kvm_vcpu->mode
  2026-06-08 · Jörg Rödel <joro@8bytes.org>
• COLD16d [PATCH 16/60] kvm: Add accessors for kvm_vcpu->mutex
  2026-06-08 · Jörg Rödel <joro@8bytes.org>
• COLD16d [PATCH 13/60] kvm: Add read accessors for kvm_vcpu scheduling state
  2026-06-08 · Jörg Rödel <joro@8bytes.org>
• COOLING9d REVIEWED: 12 (11M) [PATCH v16 10/10] riscv: kexec_file: Add support for crashkernel CMA reservation
  2026-06-08 · Jinjie Ruan <hidden>
• COOLING9d REVIEWED: 13 (11M) [PATCH v16 06/10] riscv: kexec_file: Use crash_prepare_headers() helper to simplify code
  2026-06-08 · Jinjie Ruan <hidden>
• COOLING9d REVIEWED: 2 (2M) [PATCH v16 01/10] riscv: kexec_file: Fix crashk_low_res not exclude bug
  2026-06-08 · Jinjie Ruan <hidden>
• COLD25d REVIEWED: 12 (11M) [PATCH v15 22/23] riscv: kexec_file: Add support for crashkernel CMA reservation
  2026-06-01 · Jinjie Ruan <hidden>
• COLD25d REVIEWED: 13 (11M) [PATCH v15 18/23] riscv: kexec_file: Use crash_prepare_headers() helper to simplify code
  2026-06-01 · Jinjie Ruan <hidden>
• COLD25d REVIEWED: 2 (2M) [PATCH v15 13/23] riscv: kexec_file: Fix TOCTOU buffer overflow via memory region padding
  2026-06-01 · Jinjie Ruan <hidden>
• COLD25d REVIEWED: 2 (2M) [PATCH v15 01/23] riscv: kexec_file: Fix crashk_low_res not exclude bug
  2026-06-01 · Jinjie Ruan <hidden>
• COLD30d REVIEWED: 12 (11M) [PATCH v14 16/17] riscv: kexec: Add support for crashkernel CMA reservation
  2026-05-25 · Jinjie Ruan <hidden>
• COLD30d REVIEWED: 13 (11M) [PATCH v14 12/17] riscv: kexec_file: Use crash_prepare_headers() helper to simplify code
  2026-05-25 · Jinjie Ruan <hidden>
• COLD30d REVIEWED: 2 (2M) [PATCH v14 07/17] riscv: kexec_file: Fix potential buffer overflow in prepare_elf_headers()
  2026-05-25 · Jinjie Ruan <hidden>
• COLD30d REVIEWED: 2 (2M) [PATCH v14 01/17] riscv: kexec_file: Fix crashk_low_res not exclude bug
  2026-05-25 · Jinjie Ruan <hidden>
• COLD32d [PATCH v2 54/69] mm/sparse-vmemmap: Drop @pgmap from vmemmap population APIs
  2026-05-13 · Muchun Song <hidden>
• COLD39d REVIEWED: 12 (11M) [PATCH v13 15/15] riscv: kexec: Add support for crashkernel CMA reservation
  2026-05-11 · Jinjie Ruan <hidden>
• COLD39d REVIEWED: 13 (11M) [PATCH v13 11/15] riscv: kexec_file: Use crash_prepare_headers() helper to simplify code
  2026-05-11 · Jinjie Ruan <hidden>
• COLD39d REVIEWED: 2 (2M) [PATCH v13 05/15] riscv: kexec_file: Fix potential buffer overflow in prepare_elf_headers()
  2026-05-11 · Jinjie Ruan <hidden>
• COLD39d REVIEWED: 2 (2M) [PATCH v13 01/15] riscv: kexec_file: Fix crashk_low_res not exclude bug
  2026-05-11 · Jinjie Ruan <hidden>
• COOLING4d 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>
• COLD38d IN MM: 28 (28M) [PATCH v8 3/6] mm/sparse-vmemmap: Pass @pgmap argument to memory deactivation paths
  2026-04-28 · Muchun Song <hidden>
• COLD59d [RFC PATCH v1 5/9] uaccess: Switch to copy_{to/from}_user_partial() when relevant
  2026-04-27 · "Christophe Leroy (CS GROUP)" <chleroy@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.

• STALE127d REVIEWED: 5 (5M) [PATCH v18 03/12] mm/page_table_check: Reinstate address parameter in [__]page_table_check_pud[s]_set()
  2025-12-18 · Andrew Donnellan <hidden> · 1 Reviewed-by
• STALE127d REVIEWED: 5 (5M) [PATCH v18 04/12] mm/page_table_check: Reinstate address parameter in [__]page_table_check_pmd[s]_set()
  2025-12-18 · Andrew Donnellan <hidden> · 1 Reviewed-by
• STALE127d REVIEWED: 5 (5M) [PATCH v18 05/12] mm/page_table_check: Provide addr parameter to page_table_check_ptes_set()
  2025-12-18 · Andrew Donnellan <hidden> · 1 Reviewed-by
• STALE127d REVIEWED: 5 (5M) [PATCH v18 06/12] mm/page_table_check: Reinstate address parameter in [__]page_table_check_pud_clear()
  2025-12-18 · Andrew Donnellan <hidden> · 1 Reviewed-by
• STALE127d REVIEWED: 5 (5M) [PATCH v18 07/12] mm/page_table_check: Reinstate address parameter in [__]page_table_check_pmd_clear()
  2025-12-18 · Andrew Donnellan <hidden> · 1 Reviewed-by
• STALE127d REVIEWED: 5 (5M) [PATCH v18 08/12] mm/page_table_check: Reinstate address parameter in [__]page_table_check_pte_clear()
  2025-12-18 · Andrew Donnellan <hidden> · 1 Reviewed-by
• STALE127d REVIEWED: 5 (5M) [PATCH v18 09/12] mm: Provide address parameter to p{te,md,ud}_user_accessible_page()
  2025-12-18 · Andrew Donnellan <hidden> · 1 Reviewed-by
• COLD30d REVIEWED: 2 (2M) [PATCH v14 01/17] riscv: kexec_file: Fix crashk_low_res not exclude bug
  2026-05-25 · Jinjie Ruan <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.

• STALE175d [PATCH 15/28] riscv: introduce arch_zone_limits_init()
  2025-12-28 · Mike Rapoport <rppt@kernel.org>
• STALE175d [PATCH 22/28] arch, mm: consolidate initialization of nodes, zones and memory map
  2025-12-28 · Mike Rapoport <rppt@kernel.org>
• STALE175d [PATCH 23/28] arch, mm: consolidate initialization of SPARSE memory model
  2025-12-28 · Mike Rapoport <rppt@kernel.org>
• STALE175d [PATCH 26/28] mm, arch: consolidate hugetlb CMA reservation
  2025-12-28 · Mike Rapoport <rppt@kernel.org>
• STALE127d [PATCH v2 15/28] riscv: introduce arch_zone_limits_init()
  2026-01-02 · Mike Rapoport <rppt@kernel.org>
• STALE127d [PATCH v2 23/28] arch, mm: consolidate initialization of SPARSE memory model
  2026-01-02 · Mike Rapoport <rppt@kernel.org>
• STALE127d [PATCH v2 26/28] mm, arch: consolidate hugetlb CMA reservation
  2026-01-02 · Mike Rapoport <rppt@kernel.org>
• STALE164d [PATCH 14/36] lib/crypto: riscv/aes: Migrate optimized code into library
  2026-01-05 · Eric Biggers <ebiggers@kernel.org>
• STALE164d [PATCH 35/36] lib/crypto: aes: Drop "_new" suffix from en/decryption functions
  2026-01-05 · Eric Biggers <ebiggers@kernel.org>
• STALE109d [PATCH v3 16/29] riscv: introduce arch_zone_limits_init()
  2026-01-11 · Mike Rapoport <rppt@kernel.org>