Commits
Philipp Reisner committed 22afd7ee94c
drbd: Fixed race condition in drbd_queue_bitmap_io May only test for ap_bio_cnt == 0 under req_lock. It can increase only under req_lock. Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com> Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>