Patch Series

Subject	blk-cgroup: don't use queue_lock for protection and fix deadlock
Author	yukuai1@huaweicloud.com
Date	2025-09-25 08:15:16 +0000 UTC
Version	1
Cc	akpm@linux-foundation.org axboe@kernel.dk cgroups@vger.kernel.org hch@lst.de johnny.chenyi@huawei.com josef@toxicpanda.com linux-block@vger.kernel.org linux-kernel@vger.kernel.org linux-mm@kvack.org ming.lei@redhat.com nilay@linux.ibm.com tj@kernel.org vgoyal@redhat.com yangerkun@huawei.com yi.zhang@huawei.com yukuai1@huaweicloud.com yukuai3@huawei.com

Patches (10)

Name	Content
[PATCH 01/10] blk-cgroup: use cgroup lock and rcu to protect iterating blkcg blkgs	[Body]
[PATCH 02/10] blk-cgroup: don't nest queue_lock under rcu in blkg_lookup_create()	[Body]
[PATCH 03/10] blk-cgroup: don't nest queu_lock under rcu in bio_associate_blkg()	[Body]
[PATCH 04/10] blk-cgroup: don't nest queue_lock under blkcg->lock in blkcg_destroy_blkgs()	[Body]
[PATCH 05/10] mm/page_io: don't nest queue_lock under rcu in bio_associate_blkg_from_page()	[Body]
[PATCH 06/10] block, bfq: don't grab queue_lock to initialize bfq	[Body]
[PATCH 07/10] blk-cgroup: convert to protect blkgs with blkcg_mutex	[Body]
[PATCH 08/10] blk-cgroup: remove radix_tree_preload()	[Body]
[PATCH 09/10] blk-cgroup: remove preallocate blkg for blkg_create()	[Body]
[PATCH 10/10] blk-throttle: fix possible deadlock due to queue_lock in timer	[Body]

Session 2025-09-25

ID (for dev)	1bed0607-5ead-48ca-90e5-0e563f63b5f2
Status	finished
Triaged	OK [Log]
Execution Log	[Link]

Test	Base	Patched	Verdict
Build Base	ce7f1a983b074f6cf8609068088ca3182c569ee4 [Config]		passed [Log]
Build Patched		ce7f1a983b074f6cf8609068088ca3182c569ee4 [Config] [patched]	passed [Log]
Boot test: Base	ce7f1a983b074f6cf8609068088ca3182c569ee4 [Config]		passed
Boot test: Patched		ce7f1a983b074f6cf8609068088ca3182c569ee4 [Config] [patched]	passed
Fuzzing	ce7f1a983b074f6cf8609068088ca3182c569ee4 [Config]	ce7f1a983b074f6cf8609068088ca3182c569ee4 [Config] [patched]	passed [Log] [Artifacts]