bh_uptodate_or_lock  141 fs/ext2/balloc.c 	if (likely(bh_uptodate_or_lock(bh)))
bh_uptodate_or_lock  156 fs/ext3/balloc.c 	if (likely(bh_uptodate_or_lock(bh)))
bh_uptodate_or_lock  194 include/linux/buffer_head.h int bh_uptodate_or_lock(struct buffer_head *bh);