block layer · Maintained

Maintainers

• M Jens Axboe <axboe@kernel.dk>

Paths

• F Documentation/ABI/stable/sysfs-block
• F Documentation/block/
• F block/
• F drivers/block/
• F include/linux/bio.h
• F include/linux/blk*
• F include/uapi/linux/blk*
• F include/uapi/linux/ioprio.h
• F kernel/trace/blktrace.c
• F lib/sbitmap.c

Last 30 days

Most active threads (last 7 days)

• WARM3d [PATCH v2 00/12] Fixes for 11.1
  2026-07-26 20:44 · 2 replies in 7d · Marc-André Lureau <hidden>
• COOLING4d [PATCH 0/7] Fixes for 11.1
  2026-07-25 14:00 · 2 replies in 7d · Marc-André Lureau <hidden>

Active reviewers (last 30 days)

• Akihiko Odaki <hidden>
  1 attestation (1 Suggested-by) · last on 2026-07-26

Recent patches

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

• WARM3d [PATCH v2 03/12] block/blkio: fix compiler false-positive warning
  2026-07-26 · Marc-André Lureau <hidden>
• WARM3d [PATCH v2 02/12] block/blkio: fix error return value on getlength()
  2026-07-26 · Marc-André Lureau <hidden>
• COOLING4d [PATCH 3/7] Fix many -Werror=maybe-uninitialized
  2026-07-25 · Marc-André Lureau <hidden>
• COOLING4d [PATCH 2/7] block/blkio: fix error return value on getlength()
  2026-07-25 · Marc-André Lureau <hidden>
• STALE465d [RFC PATCH 11/11] block: introduce pcache (persistent memory to be cache for block device)
  2025-04-14 · Dongsheng Yang <dongsheng.yang@linux.dev>
• STALE465d [RFC PATCH 10/11] pcache: add backing device management
  2025-04-14 · Dongsheng Yang <dongsheng.yang@linux.dev>
• STALE465d [RFC PATCH 09/11] pcache: introduce logic block device and request handling
  2025-04-14 · Dongsheng Yang <dongsheng.yang@linux.dev>
• STALE465d [RFC PATCH 08/11] pcache: implement request processing and cache I/O path in cache_req
  2025-04-14 · Dongsheng Yang <dongsheng.yang@linux.dev>
• STALE465d [RFC PATCH 07/11] pcache: introduce cache_key infrastructure for persistent metadata management
  2025-04-14 · Dongsheng Yang <dongsheng.yang@linux.dev>
• STALE465d [RFC PATCH 06/11] pcache: gc and writeback
  2025-04-14 · Dongsheng Yang <dongsheng.yang@linux.dev>
• STALE465d [RFC PATCH 05/11] pcache: introduce lifecycle management of pcache_cache
  2025-04-14 · Dongsheng Yang <dongsheng.yang@linux.dev>
• STALE465d [RFC PATCH 04/11] pcache: introduce cache_segment abstraction
  2025-04-14 · Dongsheng Yang <dongsheng.yang@linux.dev>
• STALE465d [RFC PATCH 03/11] pcache: introduce meta_segment abstraction
  2025-04-14 · Dongsheng Yang <dongsheng.yang@linux.dev>
• STALE465d [RFC PATCH 02/11] pcache: introduce segment abstraction
  2025-04-14 · Dongsheng Yang <dongsheng.yang@linux.dev>
• STALE465d [RFC PATCH 01/11] pcache: introduce cache_dev for managing persistent memory-based cache devices
  2025-04-14 · Dongsheng Yang <dongsheng.yang@linux.dev>
• STALE465d [PATCH v2] zsmalloc: prefer the the original page's node for compressed data
  2025-04-02 · Nhat Pham <nphamcs@gmail.com>
• STALE570d [PATCH v3 8/8] block: Init for CBD(CXL Block Device)
  2025-01-07 · Dongsheng Yang <dongsheng.yang@linux.dev>
• STALE570d [PATCH v3 7/8] cbd: introduce cbd_cache
  2025-01-07 · Dongsheng Yang <dongsheng.yang@linux.dev>
• STALE570d [PATCH v3 6/8] cbd: introduce cbd_backend
  2025-01-07 · Dongsheng Yang <dongsheng.yang@linux.dev>
• STALE570d [PATCH v3 5/8] cbd: introduce cbd_blkdev
  2025-01-07 · Dongsheng Yang <dongsheng.yang@linux.dev>
• STALE570d [PATCH v3 4/8] cbd: introduce cbd_channel
  2025-01-07 · Dongsheng Yang <dongsheng.yang@linux.dev>
• STALE570d [PATCH v3 3/8] cbd: introduce cbd_segment
  2025-01-07 · Dongsheng Yang <dongsheng.yang@linux.dev>
• STALE570d [PATCH v3 2/8] cbd: introduce cbd_host
  2025-01-07 · Dongsheng Yang <dongsheng.yang@linux.dev>
• STALE570d [PATCH v3 1/8] cbd: introduce cbd_transport
  2025-01-07 · Dongsheng Yang <dongsheng.yang@linux.dev>
• STALE572d LANDED: 7 (7M) [PATCH v6 2/8] blk-cgroup: Fix class @block_class's subsystem refcount leakage
  2025-01-05 · Zijun Hu <hidden>
• STALE584d REVIEWED: 7 (7M) [PATCH v5 2/8] blk-cgroup: Fix class @block_class's subsystem refcount leakage
  2024-12-24 · Zijun Hu <hidden>
• STALE526d LANDED: 7 (7M) [PATCH v5 04/12] driver core: Constify API device_find_child() and adapt for various usages
  2024-12-24 · Zijun Hu <hidden>
• STALE584d REVIEWED: 1 (1M) [PATCH v4 2/8] blk-cgroup: Fix class @block_class's subsystem refcount leakage
  2024-12-18 · Zijun Hu <hidden>
• STALE591d [PATCH v3 2/9] blk-cgroup: Fix class @block_class's subsystem refcount leakage
  2024-12-12 · Zijun Hu <hidden>
• STALE575d REVIEWED: 7 (7M) [PATCH v4 04/11] driver core: Constify API device_find_child() then adapt for various usages
  2024-12-11 · Zijun Hu <hidden>