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)

• [PATCH v1] block: switch numa_node to int in blk_mq_hw_ctx and init_request
  2026-05-23 12:52 · 0 replies in 7d · Mateusz Nowicki <hidden>

Active reviewers (last 30 days)

• Caleb Sander Mateos <hidden>
  1 attestation (1 Suggested-by) · last on 2026-05-23
• Sung-woo Kim <hidden>
  1 attestation (1 Suggested-by) · last on 2026-05-23

Recent patches

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

• [PATCH v1] block: switch numa_node to int in blk_mq_hw_ctx and init_request
  2026-05-23 · Mateusz Nowicki <hidden>
• [PATCH] block: recompute nr_integrity_segments in blk_insert_cloned_request
  2026-05-11 · Casey Chen <hidden>
• [PATCH v3 1/3] block: export blk-crypto symbols required by dm-inlinecrypt
  2026-04-30 · Linlin Zhang <hidden>
• [PATCH v2 1/3] block: export blk-crypto symbols required by dm-inlinecrypt
  2026-04-10 · Linlin Zhang <hidden>
• [PATCH 54/61] aoe: Prefer IS_ERR_OR_NULL over manual NULL check
  2026-03-10 · Philipp Hahn <hidden>
• [PATCH] blk-mq: nvme: Fix general protection fault in nvme_setup_descriptor_pools()
  2026-03-09 · Sungwoo Kim <hidden>
• [PATCH 4/4] bio: use bio_io_error more often
  2026-03-04 · Andreas Gruenbacher <agruenba@redhat.com>
• [PATCH 3/4] bio: rename bio_chain arguments
  2026-03-04 · Andreas Gruenbacher <agruenba@redhat.com>
• [PATCH 2/4] block: get rid of blk_status_to_{errno,str} inconsistency
  2026-03-04 · Andreas Gruenbacher <agruenba@redhat.com>
• [PATCH v1 1/3] block: export blk-crypto symbols required by dm-inlinecrypt
  2026-03-04 · Linlin Zhang <hidden>
• [PATCH 7/8] drivers: ALSA: use rest_of_page() macro where appropriate
  2026-03-04 · Yury Norov <hidden>
• [PATCHv2 1/3] block: remove stacking default dma_alignment
  2026-01-14 · Keith Busch <hidden>
• [RFC v2 17/17] bio: add bio_endio_status
  2025-12-21 · Andreas Gruenbacher <agruenba@redhat.com>
• [RFC v2 15/17] bio: never set bi_status to BLK_STS_OK during completion
  2025-12-21 · Andreas Gruenbacher <agruenba@redhat.com>
• [RFC v2 14/17] bio: switch to bio_set_status in submit_bio_noacct
  2025-12-21 · Andreas Gruenbacher <agruenba@redhat.com>
• [RFC v2 10/17] block: optimize blk_status <=> errno conversion
  2025-12-21 · Andreas Gruenbacher <agruenba@redhat.com>
• [RFC v2 11/17] bio: bio_set_status from non-zero errno
  2025-12-21 · Andreas Gruenbacher <agruenba@redhat.com>
• [RFC v2 09/17] block: turn blk_errors array into a macro
  2025-12-21 · Andreas Gruenbacher <agruenba@redhat.com>
• [RFC v2 08/17] block: fix blk_status_to_{errno,str} inconsistency
  2025-12-21 · Andreas Gruenbacher <agruenba@redhat.com>
• [RFC v2 06/17] bio: do not check bio->bi_status before assigning to it
  2025-12-21 · Andreas Gruenbacher <agruenba@redhat.com>
• [RFC v2 05/17] bio: use bio_set_status for BLK_STS_* status codes
  2025-12-21 · Andreas Gruenbacher <agruenba@redhat.com>
• [RFC v2 04/17] bio: add bio_set_status
  2025-12-21 · Andreas Gruenbacher <agruenba@redhat.com>
• [RFC v2 03/17] bio: use bio_io_error more often
  2025-12-21 · Andreas Gruenbacher <agruenba@redhat.com>
• [RFC v2 02/17] bio: rename bio_chain arguments
  2025-12-21 · Andreas Gruenbacher <agruenba@redhat.com>
• [RFC 12/12] bio: add bio_endio_status
  2025-12-08 · Andreas Gruenbacher <agruenba@redhat.com>
• [RFC 11/12] bio: add bio_endio_errno
  2025-12-08 · Andreas Gruenbacher <agruenba@redhat.com>
• [RFC 10/12] bio: never set bi_status to BLK_STS_OK during completion
  2025-12-08 · Andreas Gruenbacher <agruenba@redhat.com>
• [RFC 09/12] bio: switch to bio_set_status in submit_bio_noacct
  2025-12-08 · Andreas Gruenbacher <agruenba@redhat.com>
• [RFC 08/12] bio: use bio_set_status in some more places
  2025-12-08 · Andreas Gruenbacher <agruenba@redhat.com>
• [RFC 07/12] bio: use bio_set_status for BLK_STS_* status codes
  2025-12-08 · Andreas Gruenbacher <agruenba@redhat.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.

• [RFC v2 02/17] bio: rename bio_chain arguments
  2025-12-21 · Andreas Gruenbacher <agruenba@redhat.com> · 1 Reviewed-by
• [RFC v2 03/17] bio: use bio_io_error more often
  2025-12-21 · Andreas Gruenbacher <agruenba@redhat.com> · 1 Reviewed-by
• [PATCH 4/4] bio: use bio_io_error more often
  2026-03-04 · Andreas Gruenbacher <agruenba@redhat.com> · 1 Reviewed-by
• [PATCH] blk-mq: nvme: Fix general protection fault in nvme_setup_descriptor_pools()
  2026-03-09 · Sungwoo Kim <hidden> · 3 Acked-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.

• [PATCH v4 07/15] block: track zone conditions
  2025-11-04 · Damien Le Moal <dlemoal@kernel.org>
• [RFC 04/12] bio: use bio_set_errno in more places
  2025-12-08 · Andreas Gruenbacher <agruenba@redhat.com>
• [RFC 07/12] bio: use bio_set_status for BLK_STS_* status codes
  2025-12-08 · Andreas Gruenbacher <agruenba@redhat.com>
• [RFC 08/12] bio: use bio_set_status in some more places
  2025-12-08 · Andreas Gruenbacher <agruenba@redhat.com>
• [RFC 09/12] bio: switch to bio_set_status in submit_bio_noacct
  2025-12-08 · Andreas Gruenbacher <agruenba@redhat.com>
• [RFC 10/12] bio: never set bi_status to BLK_STS_OK during completion
  2025-12-08 · Andreas Gruenbacher <agruenba@redhat.com>
• [RFC v2 04/17] bio: add bio_set_status
  2025-12-21 · Andreas Gruenbacher <agruenba@redhat.com>
• [RFC v2 05/17] bio: use bio_set_status for BLK_STS_* status codes
  2025-12-21 · Andreas Gruenbacher <agruenba@redhat.com>
• [RFC v2 06/17] bio: do not check bio->bi_status before assigning to it
  2025-12-21 · Andreas Gruenbacher <agruenba@redhat.com>
• [RFC v2 08/17] block: fix blk_status_to_{errno,str} inconsistency
  2025-12-21 · Andreas Gruenbacher <agruenba@redhat.com>