894 void bio_advance(struct bio *bio, unsigned bytes)  in bio_advance()  argument
897 		bio_integrity_advance(bio, bytes);  in bio_advance()
899 	bio_advance_iter(bio, &bio->bi_iter, bytes);  in bio_advance()
948 	unsigned bytes;  in bio_copy_data()  local
973 		bytes = min(src_bv.bv_len, dst_bv.bv_len);  in bio_copy_data()
980 		       bytes);  in bio_copy_data()
985 		bio_advance_iter(src, &src_iter, bytes);  in bio_copy_data()
986 		bio_advance_iter(dst, &dst_iter, bytes);  in bio_copy_data()
1184 		unsigned int bytes = PAGE_SIZE;  in bio_copy_user_iov()  local
1186 		bytes -= offset;  in bio_copy_user_iov()
1188 		if (bytes > len)  in bio_copy_user_iov()
1189 			bytes = len;  in bio_copy_user_iov()
1209 		if (bio_add_pc_page(q, bio, page, bytes, offset) < bytes)  in bio_copy_user_iov()
1212 		len -= bytes;  in bio_copy_user_iov()
1312 			unsigned int bytes = PAGE_SIZE - offset;  in bio_map_user_iov()  local
1317 			if (bytes > len)  in bio_map_user_iov()
1318 				bytes = len;  in bio_map_user_iov()
1323 			if (bio_add_pc_page(q, bio, pages[j], bytes, offset) <  in bio_map_user_iov()
1324 					    bytes)  in bio_map_user_iov()
1327 			len -= bytes;  in bio_map_user_iov()
1435 		unsigned int bytes = PAGE_SIZE - offset;  in bio_map_kern()  local
1440 		if (bytes > len)  in bio_map_kern()
1441 			bytes = len;  in bio_map_kern()
1443 		if (bio_add_pc_page(q, bio, virt_to_page(data), bytes,  in bio_map_kern()
1444 				    offset) < bytes) {  in bio_map_kern()
1450 		data += bytes;  in bio_map_kern()
1451 		len -= bytes;  in bio_map_kern()
1514 		unsigned int bytes = PAGE_SIZE;  in bio_copy_kern()  local
1516 		if (bytes > len)  in bio_copy_kern()
1517 			bytes = len;  in bio_copy_kern()
1524 			memcpy(page_address(page), p, bytes);  in bio_copy_kern()
1526 		if (bio_add_pc_page(q, bio, page, bytes, 0) < bytes)  in bio_copy_kern()
1529 		len -= bytes;  in bio_copy_kern()
1530 		p += bytes;  in bio_copy_kern()