scsi subsystem · Maintained

Maintainers

• M "James E.J. Bottomley" <James.Bottomley@HansenPartnership.com>
• M "Martin K. Petersen" <martin.petersen@oracle.com>

Paths

• F Documentation/devicetree/bindings/scsi/
• F drivers/scsi/
• F drivers/ufs/
• F include/scsi/
• F include/uapi/scsi/
• F include/ufs/

Last 30 days

Active reviewers (last 30 days)

• John Garry <john.g.garry@oracle.com>
  2 attestations (2 Suggested-by) · last on 2026-06-09
• Martin K. Petersen <martin.petersen@oracle.com>
  2 attestations (2 Reviewed-by) · last on 2026-05-21
• Hannes Reinecke <hare@suse.de>
  2 attestations (2 Reviewed-by) · last on 2026-05-21
• 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 linux-block (capped at 30), ordered by date desc.

• WARM1d [PATCH v3 4/4] scsi: use percpu counters for iostat counters in struct scsi_device
  2026-06-09 · Sumit Saxena <sumit.saxena@broadcom.com>
• WARM1d [PATCH v3 2/4] scsi: host: allocate struct Scsi_Host on the NUMA node of the host adapter
  2026-06-09 · Sumit Saxena <sumit.saxena@broadcom.com>
• WARM1d [PATCH v3 1/4] scsi: scan: allocate sdev and starget on the NUMA node of the host adapter
  2026-06-09 · Sumit Saxena <sumit.saxena@broadcom.com>
• COOLING12d [PATCH v3] block: assign caller-specific lockdep class to disk->open_mutex
  2026-06-03 · Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
• COOLING12d [PATCH v2] block: assign caller-specific lockdep class to disk->open_mutex
  2026-06-03 · Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
• COOLING12d [PATCH] block: assign caller-specific lockdep class to disk->open_mutex
  2026-05-30 · Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
• COLD18d [PATCH v2] scsi: bsg: read io_uring command fields once
  2026-05-27 · Rahul Chandelkar <hidden>
• COLD18d [PATCH] scsi: bsg: copy uring_cmd payload to prevent double-fetch from shared SQE
  2026-05-27 · Rahul Chandelkar <hidden>
• COLD20d [PATCH v1] block: switch numa_node to int in blk_mq_hw_ctx and init_request
  2026-05-23 · Mateusz Nowicki <hidden>
• WARM1d REVIEWED: 4 (4M) [PATCH v15 1/8] scsi: aacraid: use block layer helpers to calculate num of queues
  2026-05-21 · Aaron Tomlin <atomlin@atomlin.com>
• COLD28d REVIEWED: 4 (4M) [PATCH v14 1/8] scsi: aacraid: use block layer helpers to calculate num of queues
  2026-05-20 · Aaron Tomlin <atomlin@atomlin.com>
• COLD30d REVIEWED: 4 (4M) [PATCH v13 1/8] scsi: aacraid: use block layer helpers to calculate num of queues
  2026-05-13 · Aaron Tomlin <atomlin@atomlin.com>
• COLD49d REVIEWED: 3 (3M) [PATCH 1/1] cdrom, scsi: sr: propagate read-only status to block layer via set_disk_ro()
  2026-04-27 · Phillip Potter <phil@philpotter.co.uk>
• COLD43d REVIEWED: 4 (4M) [PATCH v12 08/13] virtio: blk/scsi: use block layer helpers to constrain queue affinity
  2026-04-22 · Aaron Tomlin <atomlin@atomlin.com>
• COLD43d REVIEWED: 4 (4M) [PATCH v12 07/13] scsi: Use block layer helpers to constrain queue affinity
  2026-04-22 · Aaron Tomlin <atomlin@atomlin.com>
• COLD43d REVIEWED: 4 (4M) [PATCH v12 01/13] scsi: aacraid: use block layer helpers to calculate num of queues
  2026-04-22 · Aaron Tomlin <atomlin@atomlin.com>
• COLD52d [PATCH v2] cdrom, scsi: sr: propagate read-only status to block layer via set_disk_ro()
  2026-04-22 · Daan De Meyer <hidden>
• COLD51d [PATCH v2 3/3] scsi: use percpu counters for iorequest_cnt and iodone_cnt
  2026-04-20 · Sumit Saxena <sumit.saxena@broadcom.com>
• COLD51d [PATCH v2 1/3] scsi: scan: allocate sdev and starget on the NUMA node of the host adapter
  2026-04-20 · Sumit Saxena <sumit.saxena@broadcom.com>
• COLD56d REVIEWED: 4 (4M) [PATCH v11 08/13] virtio: blk/scsi: use block layer helpers to constrain queue affinity
  2026-04-16 · Aaron Tomlin <atomlin@atomlin.com>
• COLD56d REVIEWED: 4 (4M) [PATCH v11 07/13] scsi: Use block layer helpers to constrain queue affinity
  2026-04-16 · Aaron Tomlin <atomlin@atomlin.com>
• COLD56d REVIEWED: 4 (4M) [PATCH v11 01/13] scsi: aacraid: use block layer helpers to calculate num of queues
  2026-04-16 · Aaron Tomlin <atomlin@atomlin.com>
• COLD57d REVIEWED: 1 (0M) [PATCH 1/2] sg: don't use GFP_ATOMIC in sg_start_req
  2026-04-15 · Christoph Hellwig <hch@lst.de>
• STALE65d Re: [PATCH 11/13] libmultipath: Add support for block device IOCTL
  2026-04-09 · John Garry <john.g.garry@oracle.com>
• STALE75d Re: [PATCH v2] block: Increase BLK_DEF_MAX_SECTORS_CAP
  2026-04-02 · Keith Busch <kbusch@kernel.org>
• STALE71d REVIEWED: 6 (6M) [PATCH 6.1.y v2 2/6] blk-mq: move the call to blk_put_queue out of blk_mq_destroy_queue
  2026-04-02 · Heyne, Maximilian <hidden>
• STALE70d [PATCH 3/3] scsi: align scsi_device iodone_cnt to avoid cache line contention
  2026-04-02 · Sumit Saxena <sumit.saxena@broadcom.com>
• STALE70d [PATCH 1/3] scsi: use NUMA-local allocation for sdev and starget
  2026-04-02 · Sumit Saxena <sumit.saxena@broadcom.com>
• STALE62d REVIEWED: 2 (2M) [PATCH v10 08/13] virtio: blk/scsi: use block layer helpers to constrain queue affinity
  2026-04-01 · Aaron Tomlin <atomlin@atomlin.com>
• STALE62d REVIEWED: 2 (2M) [PATCH v10 07/13] scsi: Use block layer helpers to constrain queue affinity
  2026-04-01 · Aaron Tomlin <atomlin@atomlin.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.

• STALE76d REVIEWED: 6 (6M) [PATCH 6.1.y 2/8] blk-mq: move the call to blk_put_queue out of blk_mq_destroy_queue
  2026-04-01 · Heyne, Maximilian <hidden> · 3 Reviewed-by
• STALE71d REVIEWED: 6 (6M) [PATCH 6.1.y v2 2/6] blk-mq: move the call to blk_put_queue out of blk_mq_destroy_queue
  2026-04-02 · Heyne, Maximilian <hidden> · 3 Reviewed-by
• COLD57d REVIEWED: 1 (0M) [PATCH 1/2] sg: don't use GFP_ATOMIC in sg_start_req
  2026-04-15 · Christoph Hellwig <hch@lst.de> · 1 Tested-by
• COLD49d REVIEWED: 3 (3M) [PATCH 1/1] cdrom, scsi: sr: propagate read-only status to block layer via set_disk_ro()
  2026-04-27 · Phillip Potter <phil@philpotter.co.uk> · 2 Reviewed-by
• COLD28d REVIEWED: 4 (4M) [PATCH v14 1/8] scsi: aacraid: use block layer helpers to calculate num of queues
  2026-05-20 · Aaron Tomlin <atomlin@atomlin.com> · 2 Reviewed-by
• WARM1d REVIEWED: 4 (4M) [PATCH v15 1/8] scsi: aacraid: use block layer helpers to calculate num of queues
  2026-05-21 · Aaron Tomlin <atomlin@atomlin.com> · 2 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.

• STALE204d [PATCH v2 4/5] scsi: core: Generalize scsi_device_busy()
  2025-11-24 · Bart Van Assche <bvanassche@acm.org>
• STALE204d [PATCH v2 5/5] scsi: core: Improve IOPS in case of host-wide tags
  2025-11-24 · Bart Van Assche <bvanassche@acm.org>
• DORMANTno replies Re: [PATCH v2 3/5] libata: Stop using cmd->budget_token
  2025-11-25 · Bart Van Assche <bvanassche@acm.org>
• STALE180d [PATCH v4 4/6] ata: libata: Set .needs_budget_token
  2025-12-16 · Bart Van Assche <bvanassche@acm.org>
• STALE180d [PATCH v4 5/6] scsi: core: Generalize scsi_device_busy()
  2025-12-16 · Bart Van Assche <bvanassche@acm.org>
• STALE156d [RFC PATCH 3/3] bsg: implement SCSI BSG uring_cmd handler
  2026-01-12 · Yang Xiuwei <hidden>
• STALE156d [RFC PATCH 2/3] bsg: add uring_cmd support to BSG generic layer
  2026-01-12 · Yang Xiuwei <hidden>
• STALE151d [RFC PATCH v2 2/3] bsg: add uring_cmd support to BSG generic layer
  2026-01-15 · Yang Xiuwei <hidden>
• STALE151d [RFC PATCH v2 3/3] bsg: implement SCSI BSG uring_cmd handler
  2026-01-15 · Yang Xiuwei <hidden>
• STALE151d [RFC PATCH v3 3/3] bsg: implement SCSI BSG uring_cmd handler
  2026-01-16 · Yang Xiuwei <hidden>