242 int __sync_dirty_buffer(struct buffer_head *bh, blk_opf_t op_flags);
243 void write_dirty_buffer(struct buffer_head *bh, blk_opf_t op_flags);
248 int __bh_read(struct buffer_head *bh, blk_opf_t op_flags, bool wait);
250 		     blk_opf_t op_flags, bool force_lock);
402 static inline void bh_readahead(struct buffer_head *bh, blk_opf_t op_flags)  in bh_readahead()  argument
406 			__bh_read(bh, op_flags, false);  in bh_readahead()
412 static inline void bh_read_nowait(struct buffer_head *bh, blk_opf_t op_flags)  in bh_read_nowait()  argument
415 		__bh_read(bh, op_flags, false);  in bh_read_nowait()
419 static inline int bh_read(struct buffer_head *bh, blk_opf_t op_flags)  in bh_read()  argument
423 	return __bh_read(bh, op_flags, true);  in bh_read()
432 				      blk_opf_t op_flags)  in bh_readahead_batch()  argument
434 	__bh_read_batch(nr, bhs, op_flags, false);  in bh_readahead_batch()