Linux kernel bug fix: bdi: wake up concurrent wb_shutdown() callers.
Subsystem: memory (mm/backing-dev.c)
Bug type: crash, severity: high
Files changed: include/linux/wait_bit.h;mm/backing-dev.c
Introduced by Jan Kara on 2017-03-22 20:11:28 -0600; fixed by Tetsuo Handa on 2018-05-03 09:25:47 -0600 (lifetime: 406 days)