kernel: freezer should treat PF_IO_WORKER like PF_KTHREAD for freezing
authorJens Axboe <axboe@kernel.dk>
Sat, 13 Mar 2021 03:20:42 +0000 (20:20 -0700)
committerJens Axboe <axboe@kernel.dk>
Sat, 13 Mar 2021 03:20:42 +0000 (20:20 -0700)
commit15b2219facadec583c24523eed40fa45865f859f
tree4b71050a700177fb0f834737cb7e97f72387dac9
parent58f99373834151e1ca7edc49bc5578d9d40db099
kernel: freezer should treat PF_IO_WORKER like PF_KTHREAD for freezing

Don't send fake signals to PF_IO_WORKER threads, they don't accept
signals. Just treat them like kthreads in this regard, all they need
is a wakeup as no forced kernel/user transition is needed.

Suggested-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
kernel/freezer.c