f2fs_lookup_rb_tree  398 fs/f2fs/extent_cache.c 	en = (struct extent_node *)f2fs_lookup_rb_tree(&et->root,
f2fs_lookup_rb_tree 3531 fs/f2fs/f2fs.h struct rb_entry *f2fs_lookup_rb_tree(struct rb_root_cached *root,
f2fs_lookup_rb_tree 1643 fs/f2fs/segment.c 	dc = (struct discard_cmd *)f2fs_lookup_rb_tree(&dcc->root,