Commit 46f341ff authored Sep 16, 2014 by Jens Axboe

genhd: fix leftover might_sleep() in blk_free_devt()



Commit 2da78092 changed the locking from a mutex to a spinlock,
so we now longer sleep in this context. But there was a leftover
might_sleep() in there, which now triggers since we do the final
free from an RCU callback. Get rid of it.

Reported-by: Pontus Fuchs <pontus.fuchs@gmail.com>
Signed-off-by: Jens Axboe <axboe@fb.com>

parent 8b957415

block/genhd.c

+0 −2

Original line number	Diff line number	Diff line
		@@ -445,8 +445,6 @@ int blk_alloc_devt(struct hd_struct part, dev_t devt)
		*/
		void blk_free_devt(dev_t devt)
		{
		might_sleep();

		if (devt == MKDEV(0, 0))
		return;