Guoqing Jiang 0850cb7b02 md-cluster: fix potential lock issue in add_new_disk ...

[ Upstream commit 2dffdc0724 ]

The add_new_disk returns with communication locked if
__sendmsg returns failure, fix it with call unlock_comm
before return.

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
CC: Goldwyn Rodrigues <rgoldwyn@suse.com>
Signed-off-by: Guoqing Jiang <gqjiang@suse.com>
Signed-off-by: Shaohua Li <shli@fb.com>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

2018-04-13 19:50:09 +02:00

..

bcache

bcache: don't attach backing with duplicate UUID

2018-03-18 11:17:49 +01:00

persistent-data

dm btree: fix serious bug in btree_split_beneath()

2018-01-23 19:50:16 +01:00

bitmap.c

md/bitmap: disable bitmap_resize for file-backed bitmaps.

2017-09-27 11:00:14 +02:00

bitmap.h

md-cluster: Use a small window for resync

2015-10-12 01:32:05 -05:00

dm-bio-prison.c

block: add a bi_error field to struct bio

2015-07-29 08:55:15 -06:00

dm-bio-prison.h

dm bio prison: add dm_cell_promote_or_release()

2015-05-29 14:19:06 -04:00

dm-bio-record.h

dm: Refactor for new bio cloning/splitting

2013-11-23 22:33:55 -08:00

dm-bufio.c

dm bufio: fix shrinker scans when (nr_to_scan < retain_target)

2018-01-17 09:35:24 +01:00

dm-bufio.h

dm snapshot: use dm-bufio prefetch

2014-01-14 23:23:03 -05:00

dm-builtin.c

dm sysfs: fix a module unload race

2014-01-14 23:23:04 -05:00

dm-cache-block-types.h

dm cache: revert "remove remainder of distinct discard block size"

2014-11-10 15:25:30 -05:00

dm-cache-metadata.c

dm cache metadata: fail operations if fail_io mode has been established

2017-05-25 14:30:08 +02:00

dm-cache-metadata.h

dm cache: make sure every metadata function checks fail_io

2016-04-12 09:08:40 -07:00

dm-cache-policy-cleaner.c

Merge tag 'dm-4.4-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm

2015-11-04 21:19:53 -08:00

dm-cache-policy-internal.h

dm cache: age and write back cache entries even without active IO

2015-06-11 17:13:01 -04:00

dm-cache-policy-mq.c

dm: convert ffs to __ffs

2015-10-31 19:06:01 -04:00

dm-cache-policy-smq.c

dm: convert ffs to __ffs

2015-10-31 19:06:01 -04:00

dm-cache-policy.c

dm cache: add policy name to status output

2014-01-16 13:44:11 -05:00

dm-cache-policy.h

dm cache: age and write back cache entries even without active IO

2015-06-11 17:13:01 -04:00

dm-cache-target.c

dm cache: fix corruption seen when using cache > 2TB

2017-03-12 06:37:26 +01:00

dm-crypt.c

dm crypt: mark key as invalid until properly loaded

2017-01-06 11:16:15 +01:00

dm-delay.c

dm delay: document that offsets are specified in sectors

2015-10-31 19:06:05 -04:00

dm-era-target.c

dm era: save spacemap metadata root after the pre-commit

2017-05-20 14:27:00 +02:00

dm-exception-store.c

Merge tag 'dm-4.4-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm

2015-11-04 21:19:53 -08:00

dm-exception-store.h

dm snapshot: fix hung bios when copy error occurs

2016-03-03 15:07:14 -08:00

dm-flakey.c

dm flakey: return -EINVAL on interval bounds error in flakey_ctr()

2017-01-06 11:16:15 +01:00

dm-io.c

dm io: fix duplicate bio completion due to missing ref count

2018-03-11 16:19:47 +01:00

dm-ioctl.c

dm ioctl: remove double parentheses

2018-04-08 11:51:57 +02:00

dm-kcopyd.c

mm, page_alloc: distinguish between being unable to sleep, unwilling to sleep and avoiding waking kswapd

2015-11-06 17:50:42 -08:00

dm-linear.c

dm linear: remove redundant target name from error messages

2015-10-31 19:06:03 -04:00

dm-log-userspace-base.c

dm: drop NULL test before kmem_cache_destroy() and mempool_destroy()

2015-10-31 19:06:00 -04:00

dm-log-userspace-transfer.c

dm log userspace transfer: match wait_for_completion_timeout return type

2015-04-15 12:10:20 -04:00

dm-log-userspace-transfer.h

dm log: userspace add luid to distinguish between concurrent log instances

2009-09-04 20:40:34 +01:00

dm-log-writes.c

dm log writes: fix bug with too large bios

2016-10-07 15:23:47 +02:00

dm-log.c

dm: use memweight()

2012-07-30 17:25:16 -07:00

dm-mpath.c

dm mpath: check if path's request_queue is dying in activate_path()

2016-10-28 03:01:28 -04:00

dm-mpath.h

dm mpath: remove is_active from struct dm_path

2008-10-10 13:36:58 +01:00

dm-path-selector.c

md: Add module.h to all files using it implicitly

2011-10-31 19:31:18 -04:00

dm-path-selector.h

dm mpath: add start_io and nr_bytes to path selectors

2009-06-22 10:12:27 +01:00

dm-queue-length.c

dm: reject trailing characters in sccanf input

2012-03-28 18:41:26 +01:00

dm-raid1.c

dm mirror: fix read error on recovery after default leg failure

2016-11-10 16:36:35 +01:00

dm-raid.c

dm raid: fix round up of default region size

2015-10-02 12:02:31 -04:00

dm-region-hash.c

dm: convert ffs to __ffs

2015-10-31 19:06:01 -04:00

dm-round-robin.c

dm: reject trailing characters in sccanf input

2012-03-28 18:41:26 +01:00

dm-service-time.c

dm: reject trailing characters in sccanf input

2012-03-28 18:41:26 +01:00

dm-snap-persistent.c

dm snapshot: fix hung bios when copy error occurs

2016-03-03 15:07:14 -08:00

dm-snap-transient.c

dm snapshot: fix hung bios when copy error occurs

2016-03-03 15:07:14 -08:00

dm-snap.c

dm snapshot: disallow the COW and origin devices from being identical

2016-04-12 09:08:39 -07:00

dm-stats.c

dm stats: fix a leaked s->histogram_boundaries array

2017-03-12 06:37:26 +01:00

dm-stats.h

dm stats: support precise timestamps

2015-06-17 12:40:40 -04:00

dm-stripe.c

Merge tag 'dm-4.3-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm

2015-09-02 16:35:26 -07:00

dm-switch.c

dm switch: simplify conditional in alloc_region_table()

2015-10-31 19:06:06 -04:00

dm-sysfs.c

dm: add 'use_blk_mq' module param and expose in per-device ro sysfs attr

2015-04-15 12:10:17 -04:00

dm-table.c

dm snapshot: disallow the COW and origin devices from being identical

2016-04-12 09:08:39 -07:00

dm-target.c

dm: allocate requests in target when stacking on blk-mq devices

2015-02-09 13:06:47 -05:00

dm-thin-metadata.c

dm thin metadata: THIN_MAX_CONCURRENT_LOCKS should be 6

2018-01-23 19:50:17 +01:00

dm-thin-metadata.h

dm thin metadata: add dm_thin_remove_range()

2015-06-11 17:13:04 -04:00

dm-thin.c

dm thin: fix race condition when destroying thin pool workqueue

2016-03-03 15:07:10 -08:00

dm-uevent.c

md: Add in export.h for files using EXPORT_SYMBOL

2011-10-31 19:31:19 -04:00

dm-uevent.h

dm: uevent generate events

2007-10-20 02:01:26 +01:00

dm-verity.c

dm: refactor ioctl handling

2015-10-31 19:05:59 -04:00

dm-zero.c

block: add a bi_error field to struct bio

2015-07-29 08:55:15 -06:00

dm.c

dm: correctly handle chained bios in dec_pending()

2018-02-22 15:45:01 +01:00

dm.h

block: kill merge_bvec_fn() completely

2015-08-13 12:31:57 -06:00

faulty.c

block: add a bi_error field to struct bio

2015-07-29 08:55:15 -06:00

Kconfig

dm raid: select the Kconfig option CONFIG_MD_RAID0

2017-05-25 14:30:07 +02:00

linear.c

md/linear: shutup lockdep warnning

2017-10-21 17:09:05 +02:00

linear.h

md linear: fix a race between linear_add() and linear_congested()

2017-03-12 06:37:30 +01:00

Makefile

raid5: add basic stripe log

2015-10-24 17:16:19 +11:00

md-cluster.c

md-cluster: fix potential lock issue in add_new_disk

2018-04-13 19:50:09 +02:00

md-cluster.h

md-cluster: Fix adding of new disk with new reload code

2015-10-12 03:35:30 -05:00

md.c

md: avoid warning for 32-bit sector_t

2018-02-25 11:03:44 +01:00

md.h

md/raid: only permit hot-add of compatible integrity profiles

2016-02-17 12:30:57 -08:00

multipath.c

md: multipath: don't hardcopy bio in .make_request path

2016-04-12 09:08:57 -07:00

multipath.h

md/multipath: typedef removal: multipath_conf_t -> struct mpconf

2011-10-11 16:48:57 +11:00

raid0.c

md/raid0: apply base queue limits *before* disk_stack_limits

2015-10-02 17:23:44 +10:00

raid0.h

block: kill merge_bvec_fn() completely

2015-08-13 12:31:57 -06:00

raid1.c

md: don't use flush_signals in userspace processes

2017-07-27 15:06:06 -07:00

raid1.h

md-cluster: Use a small window for resync

2015-10-12 01:32:05 -05:00

raid5-cache.c

raid5-cache: start raid5 readonly if journal is missing

2015-11-01 13:48:29 +11:00

raid5.c

md/raid5: make use of spin_lock_irq over local_irq_disable + spin_lock

2018-04-13 19:50:00 +02:00

raid5.h

RAID5: revert e9e4c377e2 to fix a livelock

2016-04-12 09:08:57 -07:00

raid10.c

md/raid10: reset the 'first' at the end of loop

2018-04-08 11:52:01 +02:00

raid10.h

md/raid10: ensure device failure recorded before write request returns.

2015-08-31 19:43:45 +02:00