Yu Kuai (2): blk-mq: add two interfaces to lock/unlock blk_mq_tags->lock nbd: hold tags->lock to prevent access freed request through blk_mq_tag_to_rq() block/blk-mq-tag.c | 12 ++++++++++++ drivers/block/nbd.c | 22 ++++++++++++++++------ include/linux/blk-mq.h | 2 ++ 3 files changed, 30 insertions(+), 6 deletions(-) -- 2.31.1