dm crypt: Make use of the helper macro kthread_run()

Replace kthread_create/wake_up_process() with kthread_run()
to simplify the code.

Signed-off-by: Cai Huoqing <caihuoqing@baidu.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
This commit is contained in:
Cai Huoqing 2021-10-21 16:39:01 +08:00 committed by Mike Snitzer
parent 30495e688d
commit a5217c1105

View File

@ -3362,14 +3362,13 @@ static int crypt_ctr(struct dm_target *ti, unsigned int argc, char **argv)
spin_lock_init(&cc->write_thread_lock);
cc->write_tree = RB_ROOT;
cc->write_thread = kthread_create(dmcrypt_write, cc, "dmcrypt_write/%s", devname);
cc->write_thread = kthread_run(dmcrypt_write, cc, "dmcrypt_write/%s", devname);
if (IS_ERR(cc->write_thread)) {
ret = PTR_ERR(cc->write_thread);
cc->write_thread = NULL;
ti->error = "Couldn't spawn write thread";
goto bad;
}
wake_up_process(cc->write_thread);
ti->num_flush_bios = 1;
ti->limit_swap_bios = true;