btrfs_tree_read_lock_atomic 2918 fs/btrfs/ctree.c if (!btrfs_tree_read_lock_atomic(b)) { btrfs_tree_read_lock_atomic 3052 fs/btrfs/ctree.c if (!btrfs_tree_read_lock_atomic(b)) { btrfs_tree_read_lock_atomic 25 fs/btrfs/locking.h int btrfs_tree_read_lock_atomic(struct extent_buffer *eb); btrfs_tree_read_lock_atomic 2093 include/trace/events/btrfs.h DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_lock_atomic);