write_lock_wq    4934 fs/btrfs/extent_io.c 	init_waitqueue_head(&eb->write_lock_wq);
write_lock_wq     182 fs/btrfs/extent_io.h 	wait_queue_head_t write_lock_wq;
write_lock_wq     152 fs/btrfs/locking.c 		wait_event(eb->write_lock_wq,
write_lock_wq     285 fs/btrfs/locking.c 	wait_event(eb->write_lock_wq, eb->blocking_writers == 0);
write_lock_wq     319 fs/btrfs/locking.c 		cond_wake_up(&eb->write_lock_wq);