blk-mq: fix possible deadlocks#443

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blktests-ci[bot] wants to merge 8 commits intolinus-master_basefrom

series/1032915=>linus-master

Commits on Jan 9, 2026

blk-wbt: factor out a helper wbt_set_lat()

hailan94
authored and
kawasaki
committed
blk-wbt: fix possible deadlock to nest pcpu_alloc_mutex under q_usage_counter

hailan94
authored and
kawasaki
committed
blk-mq-debugfs: factor out a helper to register debugfs for all rq_qos

hailan94
authored and
kawasaki
committed
blk-rq-qos: fix possible debugfs_mutex deadlock

hailan94
authored and
kawasaki
committed
blk-mq-debugfs: make blk_mq_debugfs_register_rqos() static

hailan94
authored and
kawasaki
committed
blk-mq-debugfs: remove blk_mq_debugfs_unregister_rqos()

hailan94
authored and
kawasaki
committed
blk-mq-debugfs: add missing debugfs_mutex in blk_mq_debugfs_register_hctxs()

hailan94
authored and
kawasaki
committed
blk-mq-debugfs: warn about possible deadlock

hailan94
authored and
kawasaki
committed