ORPHAN_CLEANUP_STARTED 3556 fs/btrfs/inode.c 	if (cmpxchg(&root->orphan_cleanup_state, 0, ORPHAN_CLEANUP_STARTED))
ORPHAN_CLEANUP_STARTED 1102 fs/btrfs/space-info.c 	    unlikely(root->orphan_cleanup_state == ORPHAN_CLEANUP_STARTED)) {