fs/f2fs/data.c

2353 		struct readahead_control *rac, struct folio *folio)
2371 	unsigned nr_pages = rac ? readahead_count(rac) : 1;
2386 		if (rac) {
2387 			folio = readahead_folio(rac);
2402 						rac != NULL, false);
2433 					&bio, &last_block_in_bio, rac);
2452 							rac != NULL, false);
2483 static void f2fs_readahead(struct readahead_control *rac)
2485 	struct inode *inode = rac->mapping->host;
2487 	trace_f2fs_readpages(inode, readahead_index(rac), readahead_count(rac));
2496 	f2fs_mpage_readpages(inode, rac, NULL);