Ming Lei 53f2de4b7b blk-mq: don't create hctx debugfs dir until q->debugfs_dir is created ...

[ Upstream commit f3ec5d1155 ]

blk_mq_debugfs_register_hctx() can be called by blk_mq_update_nr_hw_queues
when gendisk isn't added yet, such as nvme tcp.

Fixes the warning of 'debugfs: Directory 'hctx0' with parent '/' already present!'
which can be observed reliably when running blktests nvme/005.

Fixes: 6cfc0081b0 ("blk-mq: no need to check return value of debugfs_create functions")
Reported-by: Yi Zhang <yi.zhang@redhat.com>
Signed-off-by: Ming Lei <ming.lei@redhat.com>
Tested-by: Yi Zhang <yi.zhang@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20220711090808.259682-1-ming.lei@redhat.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>

2022-08-17 15:14:16 +02:00

..

partitions

Merge tag 'for-5.19/drivers-2022-05-22' of git://git.kernel.dk/linux-block

2022-05-23 14:04:14 -07:00

badblocks.c

block/badblocks: Remove redundant assignments

2022-04-23 07:15:26 -06:00

bdev.c

Merge tag 'exfat-for-5.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/linkinjeon/exfat

2022-05-24 18:30:27 -07:00

bfq-cgroup.c

bfq: Make sure bfqg for which we are queueing requests is online

2022-04-17 19:34:32 -06:00

bfq-iosched.c

block/bfq: Enable I/O statistics

2022-06-16 16:59:28 -06:00

bfq-iosched.h

bfq: Relax waker detection for shared queues

2022-05-19 06:52:33 -06:00

bfq-wf2q.c

…

bio-integrity.c

…

bio.c

block: fix infinite loop for invalid zone append

2022-08-17 15:14:10 +02:00

blk-cgroup-fc-appid.c

blk-cgroup: move blkcg_{get,set}_fc_appid out of line

2022-05-02 14:06:20 -06:00

blk-cgroup-rwstat.c

…

blk-cgroup-rwstat.h

…

blk-cgroup.c

block: fix bio_clone_blkg_association() to associate with proper blkcg_gq

2022-06-02 02:15:05 -06:00

blk-cgroup.h

blk-cgroup: always terminate io.stat lines

2022-05-17 06:11:17 -06:00

blk-core.c

block: disable the elevator int del_gendisk

2022-06-17 07:31:05 -06:00

blk-crypto-fallback.c

block: remove superfluous calls to blkcg_bio_issue_init

2022-05-04 18:29:52 -06:00

blk-crypto-internal.h

…

blk-crypto-profile.c

…

blk-crypto-sysfs.c

…

blk-crypto.c

…

blk-flush.c

…

blk-ia-ranges.c

block: remove queue from struct blk_independent_access_range

2022-06-19 18:40:11 -06:00

blk-integrity.c

…

blk-ioc.c

block: fix default IO priority handling again

2022-08-11 13:22:02 +02:00

blk-iocost.c

Merge tag 'for-5.19/block-2022-05-22' of git://git.kernel.dk/linux-block

2022-05-23 13:56:39 -07:00

blk-iolatency.c

blk-iolatency: Fix inflight count imbalances and IO hangs on offline

2022-05-26 11:43:00 -06:00

blk-ioprio.c

…

blk-ioprio.h

…

blk-lib.c

block: decouple REQ_OP_SECURE_ERASE from REQ_OP_DISCARD

2022-04-17 19:49:59 -06:00

blk-map.c

block/blk-map: Remove redundant assignment

2022-04-23 07:15:26 -06:00

blk-merge.c

block: fix missing blkcg_bio_issue_init

2022-07-14 10:54:49 -06:00

blk-mq-cpumap.c

…

blk-mq-debugfs-zoned.c

…

blk-mq-debugfs.c

blk-mq: don't create hctx debugfs dir until q->debugfs_dir is created

2022-08-17 15:14:16 +02:00

blk-mq-debugfs.h

block: remove per-disk debugfs files in blk_unregister_queue

2022-06-17 07:31:05 -06:00

blk-mq-pci.c

…

blk-mq-rdma.c

…

blk-mq-sched.c

block: serialize all debugfs operations using q->debugfs_mutex

2022-06-17 07:31:05 -06:00

blk-mq-sched.h

…

blk-mq-sysfs.c

…

blk-mq-tag.c

block: remove useless BUG_ON() in blk_mq_put_tag()

2022-06-02 02:05:56 -06:00

blk-mq-tag.h

…

blk-mq-virtio.c

…

blk-mq.c

block: pop cached rq before potentially blocking rq_qos_throttle()

2022-06-21 10:59:58 -06:00

blk-mq.h

…

blk-pm.c

…

blk-pm.h

…

blk-rq-qos.c

block: remove per-disk debugfs files in blk_unregister_queue

2022-06-17 07:31:05 -06:00

blk-rq-qos.h

block: serialize all debugfs operations using q->debugfs_mutex

2022-06-17 07:31:05 -06:00

blk-settings.c

block: decouple REQ_OP_SECURE_ERASE from REQ_OP_DISCARD

2022-04-17 19:49:59 -06:00

blk-stat.c

…

blk-stat.h

…

blk-sysfs.c

block: remove per-disk debugfs files in blk_unregister_queue

2022-06-17 07:31:05 -06:00

blk-throttle.c

blk-throttle: Set BIO_THROTTLED when bio has been throttled

2022-05-17 19:32:10 -06:00

blk-throttle.h

…

blk-timeout.c

…

blk-wbt.c

…

blk-wbt.h

blk-wbt: remove wbt_track stub

2022-03-31 12:58:38 -06:00

blk-zoned.c

…

blk.h

block: refactor discard bio size limiting

2022-04-17 19:49:59 -06:00

bounce.c

block: remove superfluous calls to blkcg_bio_issue_init

2022-05-04 18:29:52 -06:00

bsg-lib.c

…

bsg.c

…

disk-events.c

…

elevator.c

…

elevator.h

…

fops.c

Merge tag 'folio-5.19' of git://git.infradead.org/users/willy/pagecache

2022-05-24 19:55:07 -07:00

genhd.c

block: freeze the queue earlier in del_gendisk

2022-06-17 07:31:05 -06:00

holder.c

block: remove WARN_ON() from bd_link_disk_holder

2022-06-23 07:48:05 -06:00

ioctl.c

block: decouple REQ_OP_SECURE_ERASE from REQ_OP_DISCARD

2022-04-17 19:49:59 -06:00

ioprio.c

block: fix default IO priority handling again

2022-08-11 13:22:02 +02:00

Kconfig

…

Kconfig.iosched

…

kyber-iosched.c

blk-mq: avoid to touch q->elevator without any protection

2022-06-16 14:45:15 -06:00

Makefile

blk-cgroup: move blkcg_{get,set}_fc_appid out of line

2022-05-02 14:06:20 -06:00

mq-deadline.c

blk-mq: avoid to touch q->elevator without any protection

2022-06-16 14:45:15 -06:00

opal_proto.h

…

sed-opal.c

…

t10-pi.c

…