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9d20fd6ce1ba9733cd5ac96fcab32faa9fc404dd
linux/drivers/md
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Xiao Ni 05c8de4f09 md: fix return value of mddev_trylock 
A return value of 0 is treaded as successful lock acquisition. In fact, a
return value of 1 means getting the lock successfully.

Link: https://lore.kernel.org/linux-raid/20260127073951.17248-1-xni@redhat.com
Fixes: 9e59d60976 ("md: call del_gendisk in control path")
Reported-by: Bart Van Assche <bvanassche@acm.org>
Closes: https://lore.kernel.org/linux-raid/20250611073108.25463-1-xni@redhat.com/T/#mfa369ef5faa4aa58e13e6d9fdb88aecd862b8f2f
Signed-off-by: Xiao Ni <xni@redhat.com>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Reviewed-by:  Li Nan <linan122@huawei.com>
Signed-off-by: Yu Kuai <yukuai@fnnas.com>
2026-02-02 15:39:55 +08:00
..
bcache
bcache: fix improper use of bi_end_io
2025-12-09 10:20:03 -07:00
dm-pcache
Merge tag 'for-6.19/dm-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm
2025-12-11 12:13:29 +09:00
dm-vdo
Merge tag 'for-6.19/dm-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm
2025-12-11 12:13:29 +09:00
persistent-data
lib/crc: remove CONFIG_LIBCRC32C
2025-04-04 11:31:42 -07:00
dm-audit.c
dm: add missing SPDX-License-Indentifiers
2023-02-14 14:23:06 -05:00
dm-audit.h
…
dm-bio-prison-v1.c
dm cache: Remove unused functions in bio-prison-v1
2024-11-20 11:38:04 +01:00
dm-bio-prison-v1.h
dm cache: Remove unused functions in bio-prison-v1
2024-11-20 11:38:04 +01:00
dm-bio-prison-v2.c
dm: use bio_list_merge_init
2024-04-01 11:53:37 -06:00
dm-bio-prison-v2.h
dm: change "unsigned" to "unsigned int"
2023-02-14 14:23:06 -05:00
dm-bio-record.h
dm: add missing SPDX-License-Indentifiers
2023-02-14 14:23:06 -05:00
dm-bufio.c
dm-bufio: align write boundary on physical block size
2025-12-10 19:28:22 +01:00
dm-builtin.c
dm: adjust EXPORT_SYMBOL() to follow functions immediately
2023-02-14 14:23:07 -05:00
dm-cache-background-tracker.c
dm cache: Remove unused btracker_nr_writebacks_queued
2024-11-20 11:38:04 +01:00
dm-cache-background-tracker.h
dm cache: Remove unused btracker_nr_writebacks_queued
2024-11-20 11:38:04 +01:00
dm-cache-block-types.h
dm: add missing SPDX-License-Indentifiers
2023-02-14 14:23:06 -05:00
dm-cache-metadata.c
dm cache: Remove unused dm_cache_size
2024-11-20 11:38:04 +01:00
dm-cache-metadata.h
dm cache: Remove unused dm_cache_size
2024-11-20 11:38:04 +01:00
dm-cache-policy-internal.h
dm: add missing empty lines
2023-02-14 14:23:06 -05:00
dm-cache-policy-smq.c
dm: use vmalloc_array() to simplify code
2025-08-19 11:12:50 +02:00
dm-cache-policy.c
dm: change "unsigned" to "unsigned int"
2023-02-14 14:23:06 -05:00
dm-cache-policy.h
dm: address indent/space issues
2023-02-14 14:23:06 -05:00
dm-cache-target.c
dm cache: support shrinking the origin device
2025-03-06 16:13:47 +01:00
dm-clone-metadata.c
dm: Make use of __assign_bit() API
2024-09-02 16:53:53 +02:00
dm-clone-metadata.h
…
dm-clone-target.c
block: add a bdev_limits helper
2024-10-29 09:15:00 -06:00
dm-core.h
dm: remove useless md->nr_zones variable
2025-10-20 15:21:56 +02:00
dm-crypt.c
dm-crypt: enable DM_TARGET_ATOMIC_WRITES
2025-12-10 19:28:22 +01:00
dm-delay.c
treewide, timers: Rename from_timer() to timer_container_of()
2025-06-08 09:07:37 +02:00
dm-dust.c
dm: Allow .prepare_ioctl to handle ioctls directly
2025-05-04 11:35:05 +02:00
dm-ebs-target.c
dm-ebs: Mark full buffer dirty even on partial write
2025-11-18 18:24:26 +01:00
dm-era-target.c
dm: Constify struct dm_block_validator
2024-07-19 12:08:15 +02:00
dm-exception-store.c
dm: change "unsigned" to "unsigned int"
2023-02-14 14:23:06 -05:00
dm-exception-store.h
dm-snapshot: fix 'scheduling while atomic' on real-time kernels
2025-12-10 19:28:22 +01:00
dm-flakey.c
block: add a bio_init_inline helper
2025-09-09 07:31:59 -06:00
dm-ima.c
dm-ima: drop a useless argument
2025-08-19 11:12:50 +02:00
dm-ima.h
dm: avoid inline filenames
2023-02-14 14:23:07 -05:00
dm-init.c
dm init: Handle minors larger than 255
2024-07-02 20:53:41 +02:00
dm-integrity.c
Merge tag 'for-6.18/dm-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm
2025-10-03 18:48:02 -07:00
dm-io-rewind.c
dm: avoid void function return statements
2023-02-14 14:23:07 -05:00
dm-io-tracker.h
dm: add missing SPDX-License-Indentifiers
2023-02-14 14:23:06 -05:00
dm-io.c
dm-io: Warn on creating multiple atomic write bios for a region
2025-01-17 22:24:09 +01:00
dm-ioctl.c
dm mpath: Interface for explicit probing of active paths
2025-05-04 11:35:06 +02:00
dm-kcopyd.c
dm io: Support IO priority
2024-02-20 14:22:51 -05:00
dm-linear.c
mm: remove callers of pfn_t functionality
2025-07-09 22:42:19 -07:00
dm-log-userspace-base.c
dm: update relevant MODULE_AUTHOR entries to latest dm-devel mailing list
2024-02-20 14:22:55 -05:00
dm-log-userspace-transfer.c
dm: avoid split of quoted strings where possible
2023-02-14 14:23:07 -05:00
dm-log-userspace-transfer.h
dm: add missing SPDX-License-Indentifiers
2023-02-14 14:23:06 -05:00
dm-log-writes.c
dm log-writes: Add missing set_freezable() for freezable kthread
2025-12-10 19:28:22 +01:00
dm-log.c
dm: update relevant MODULE_AUTHOR entries to latest dm-devel mailing list
2024-02-20 14:22:55 -05:00
dm-mpath.c
Merge tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi
2025-12-14 15:35:35 +12:00
dm-mpath.h
dm: change "unsigned" to "unsigned int"
2023-02-14 14:23:06 -05:00
dm-path-selector.c
dm-mpath: make dm_unregister_path_selector return void
2025-06-30 16:20:04 +02:00
dm-path-selector.h
dm-mpath: make dm_unregister_path_selector return void
2025-06-30 16:20:04 +02:00
dm-ps-historical-service-time.c
dm-mpath: don't print the "loaded" message if registering fails
2025-06-30 16:20:17 +02:00
dm-ps-io-affinity.c
dm-mpath: make dm_unregister_path_selector return void
2025-06-30 16:20:04 +02:00
dm-ps-queue-length.c
dm-mpath: don't print the "loaded" message if registering fails
2025-06-30 16:20:17 +02:00
dm-ps-round-robin.c
dm-mpath: don't print the "loaded" message if registering fails
2025-06-30 16:20:17 +02:00
dm-ps-service-time.c
dm-mpath: don't print the "loaded" message if registering fails
2025-06-30 16:20:17 +02:00
dm-raid1.c
treewide, timers: Rename from_timer() to timer_container_of()
2025-06-08 09:07:37 +02:00
dm-raid.c
dm-raid: fix possible NULL dereference with undefined raid type
2025-12-10 19:28:22 +01:00
dm-region-hash.c
dm: use vmalloc_array() to simplify code
2025-08-19 11:12:50 +02:00
dm-rq.c
block: pass io_comp_batch to rq_end_io_fn callback
2026-01-20 10:12:54 -07:00
dm-rq.h
dm: change "unsigned" to "unsigned int"
2023-02-14 14:23:06 -05:00
dm-snap-persistent.c
dm io: Support IO priority
2024-02-20 14:22:51 -05:00
dm-snap-transient.c
dm: avoid split of quoted strings where possible
2023-02-14 14:23:07 -05:00
dm-snap.c
dm-snapshot: fix 'scheduling while atomic' on real-time kernels
2025-12-10 19:28:22 +01:00
dm-stats.c
dm stats: limit the number of entries
2024-01-30 14:06:44 -05:00
dm-stats.h
dm stats: check for and propagate alloc_percpu failure
2023-03-16 13:37:06 -04:00
dm-stripe.c
dm-stripe: fix a possible integer overflow
2025-08-11 13:17:32 +02:00
dm-switch.c
dm: use vmalloc_array() to simplify code
2025-08-19 11:12:50 +02:00
dm-sysfs.c
dm: sysfs: use sysfs_emit() in dm-sysfs.c
2025-10-20 15:22:21 +02:00
dm-table.c
dm: Fix deadlock when reloading a multipath table
2025-10-20 15:26:57 +02:00
dm-target.c
dm error: mark as DM_TARGET_PASSES_INTEGRITY
2025-08-19 11:12:50 +02:00
dm-thin-metadata.c
dm: Constify struct dm_block_validator
2024-07-19 12:08:15 +02:00
dm-thin-metadata.h
dm: add missing SPDX-License-Indentifiers
2023-02-14 14:23:06 -05:00
dm-thin.c
dm: ignore discard return value
2025-12-10 19:28:22 +01:00
dm-uevent.c
dm: avoid spaces before function arguments or in favour of tabs
2023-02-14 14:23:06 -05:00
dm-uevent.h
dm: fix undue/missing spaces
2023-02-14 14:23:06 -05:00
dm-unstripe.c
dm-unstriped: cast an operand to sector_t to prevent potential uint32_t overflow
2024-11-04 17:34:56 +01:00
dm-verity-fec.c
Merge tag 'for-6.19/dm-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm
2025-12-11 12:13:29 +09:00
dm-verity-fec.h
dm-verity: remove useless mempool
2025-12-10 19:28:12 +01:00
dm-verity-loadpin.c
dm: verity-loadpin: Add NULL pointer check for 'bdev' parameter
2023-06-28 10:43:04 -07:00
dm-verity-target.c
dm-verity: disable recursive forward error correction
2025-12-10 19:27:59 +01:00
dm-verity-verify-sig.c
dm-verity: fix a memory leak if some arguments are specified multiple times
2025-06-03 19:01:42 +02:00
dm-verity-verify-sig.h
dm: add missing SPDX-License-Indentifiers
2023-02-14 14:23:06 -05:00
dm-verity.h
dm-verity: use 2-way interleaved SHA-256 hashing when supported
2025-10-20 15:47:42 +02:00
dm-writecache.c
mm: remove callers of pfn_t functionality
2025-07-09 22:42:19 -07:00
dm-zero.c
dm: always manage discard support in terms of max_hw_discard_sectors
2024-05-20 15:51:19 -04:00
dm-zone.c
Merge tag 'for-6.19/dm-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm
2025-12-11 12:13:29 +09:00
dm-zoned-metadata.c
dm: zoned: Remove unused functions
2024-11-20 11:38:04 +01:00
dm-zoned-reclaim.c
dm: Fix dm-zoned-reclaim zone write pointer alignment
2024-12-10 09:15:33 -07:00
dm-zoned-target.c
md: dm-zoned-target: Initialize return variable r to avoid uninitialized use
2025-07-31 15:39:55 +02:00
dm-zoned.h
dm: zoned: Remove unused functions
2024-11-20 11:38:04 +01:00
dm.c
Merge tag 'for-6.19/dm-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm
2025-12-11 12:13:29 +09:00
dm.h
block: introduce disk_report_zone()
2025-11-05 08:07:21 -07:00
Kconfig
dm-verity: use SHA-256 library for SHA-256
2025-10-20 15:47:27 +02:00
Makefile
Merge tag 'for-6.18/dm-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm
2025-10-03 18:48:02 -07:00
md-autodetect.c
md: reintroduce md-linear
2025-01-13 07:36:29 -08:00
md-bitmap.c
md/bitmap: fix GPF in write_page caused by resize race
2026-01-26 13:36:06 +08:00
md-bitmap.h
md/md-llbitmap: introduce new lockless bitmap
2025-09-06 17:27:51 +08:00
md-cluster.c
md-cluster: fix NULL pointer dereference in process_metadata_update
2026-01-26 13:36:08 +08:00
md-cluster.h
md: switch md-cluster to use md_submodle_head
2025-03-05 00:28:39 +08:00
md-linear.c
md: allow configuring logical block size
2025-11-11 11:20:15 +08:00
md-llbitmap.c
md/md-llbitmap: fix percpu_ref not resurrected on suspend timeout
2026-01-26 13:25:31 +08:00
md.c
md raid: fix hang when stopping arrays with metadata through dm-raid
2026-01-26 13:46:40 +08:00
md.h
md: fix return value of mddev_trylock
2026-02-02 15:39:55 +08:00
raid0.c
md: merge mddev serialize_policy into mddev_flags
2026-01-26 13:10:51 +08:00
raid0.h
md/raid0: add discard support for the 'original' layout
2023-06-30 15:43:50 -07:00
raid1-10.c
md/raid5: use mempool to allocate stripe_request_ctx
2026-01-26 13:11:29 +08:00
raid1.c
md/raid1: fix memory leak in raid1_run()
2026-02-02 15:35:03 +08:00
raid1.h
md: remove recovery_disabled
2026-01-26 13:17:38 +08:00
raid5-cache.c
md/raid5: remove redundant __GFP_NOWARN
2025-11-08 17:49:36 +08:00
raid5-log.h
md/raid5-ppl: Drop unused argument from ppl_handle_flush_request()
2022-08-02 17:14:31 -06:00
raid5-ppl.c
md: rename recovery_cp to resync_offset
2025-07-31 01:26:04 +08:00
raid5.c
md/raid5: fix IO hang with degraded array with llbitmap
2026-01-26 13:18:59 +08:00
raid5.h
md: remove recovery_disabled
2026-01-26 13:17:38 +08:00
raid10.c
md: remove recovery_disabled
2026-01-26 13:17:38 +08:00
raid10.h
md: remove recovery_disabled
2026-01-26 13:17:38 +08:00