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Commit ce2b3f59 authored by Kent Overstreet's avatar Kent Overstreet
Browse files

bcache: Use uninterruptible sleep in writeback 



We're just waiting on kthread_should_stop(), nothing else, so
interruptible sleep was wrong here.

Signed-off-by: default avatarKent Overstreet <kmo@daterainc.com>
parent f665c0f8

drivers/md/bcache/writeback.c

+2 −2
Original line number Diff line number Diff line
@@ -241,7 +241,7 @@ static void read_dirty(struct cached_dev *dc) 
		if (KEY_START(&w->key) != dc->last_read ||

		    jiffies_to_msecs(delay) > 50)

			while (!kthread_should_stop() && delay)

				delay = schedule_timeout_interruptible(delay);

				delay = schedule_timeout_uninterruptible(delay);



		dc->last_read	= KEY_OFFSET(&w->key);
@@ -438,7 +438,7 @@ static int bch_writeback_thread(void *arg) 
			while (delay &&

			       !kthread_should_stop() &&

			       !test_bit(BCACHE_DEV_DETACHING, &dc->disk.flags))

				delay = schedule_timeout_interruptible(delay);

				delay = schedule_timeout_uninterruptible(delay);

		}

	}