366 			if (unlikely(error)) {  in __generic_file_splice_read()
442 			if (unlikely(error)) {  in __generic_file_splice_read()
461 		if (unlikely(!isize || index > end_index))  in __generic_file_splice_read()
533 	if (unlikely(*ppos >= isize))  in generic_file_splice_read()
537 	if (unlikely(left < len))  in generic_file_splice_read()
768 		if (unlikely(ret)) {  in splice_from_pipe_feed()
961 	if (unlikely(!array))  in iter_file_splice_write()
976 		if (unlikely(nbufs < pipe->buffers)) {  in iter_file_splice_write()
1000 			if (unlikely(ret)) {  in iter_file_splice_write()
1132 	if (unlikely(!(in->f_mode & FMODE_READ)))  in do_splice_to()
1136 	if (unlikely(ret < 0))  in do_splice_to()
1175 	if (unlikely(!S_ISREG(i_mode) && !S_ISBLK(i_mode)))  in splice_direct_to_actor()
1183 	if (unlikely(!pipe)) {  in splice_direct_to_actor()
1217 		if (unlikely(ret <= 0))  in splice_direct_to_actor()
1238 		if (unlikely(ret <= 0)) {  in splice_direct_to_actor()
1317 	if (unlikely(!(out->f_mode & FMODE_WRITE)))  in do_splice_direct()
1320 	if (unlikely(out->f_flags & O_APPEND))  in do_splice_direct()
1324 	if (unlikely(ret < 0))  in do_splice_direct()
1383 		if (unlikely(!(out->f_mode & FMODE_WRITE)))  in do_splice()
1386 		if (unlikely(out->f_flags & O_APPEND))  in do_splice()
1390 		if (unlikely(ret < 0))  in do_splice()
1462 		if (unlikely(!len))  in get_iovec_page_array()
1489 		if (unlikely(error <= 0))  in get_iovec_page_array()
1640 	if (unlikely(nr_segs > UIO_MAXIOV))  in SYSCALL_DEFINE4()
1642 	else if (unlikely(!nr_segs))  in SYSCALL_DEFINE4()
1687 	if (unlikely(!len))  in SYSCALL_DEFINE6()
2018 	if (unlikely(!len))  in SYSCALL_DEFINE4()