Linux kernel bug fix: dm thin metadata: Fix ABBA deadlock by resetting dm_bufio_client
Subsystem: drivers/md (drivers/md/persistent-data/dm-block-manager.c)
Bug type: deadlock, severity: medium
Keywords: deadlock
Files changed: drivers/md/dm-bufio.c;drivers/md/dm-thin-metadata.c;drivers/md/persistent-data/dm-block-manager.c;drivers/md/persistent-data/dm-block-manager.h;drivers/md/persistent-data/dm-space-map.h;include/linux/dm-bufio.h
Introduced by Zhihao Cheng on 2022-12-01 11:41:40 -0500; fixed by Li Lingfeng on 2023-06-16 18:24:13 -0400 (lifetime: 197 days)