31 static void f2fs_read_end_io(struct bio *bio, int err)  in f2fs_read_end_io()  argument
36 	bio_for_each_segment_all(bvec, bio, i) {  in f2fs_read_end_io()
47 	bio_put(bio);  in f2fs_read_end_io()
50 static void f2fs_write_end_io(struct bio *bio, int err)  in f2fs_write_end_io()  argument
52 	struct f2fs_sb_info *sbi = bio->bi_private;  in f2fs_write_end_io()
56 	bio_for_each_segment_all(bvec, bio, i) {  in f2fs_write_end_io()
72 	bio_put(bio);  in f2fs_write_end_io()
78 static struct bio *__bio_alloc(struct f2fs_sb_info *sbi, block_t blk_addr,  in __bio_alloc()
81 	struct bio *bio;  in __bio_alloc()  local
84 	bio = bio_alloc(GFP_NOIO, npages);  in __bio_alloc()
86 	bio->bi_bdev = sbi->sb->s_bdev;  in __bio_alloc()
87 	bio->bi_iter.bi_sector = SECTOR_FROM_BLOCK(blk_addr);  in __bio_alloc()
88 	bio->bi_end_io = is_read ? f2fs_read_end_io : f2fs_write_end_io;  in __bio_alloc()
89 	bio->bi_private = sbi;  in __bio_alloc()
91 	return bio;  in __bio_alloc()
98 	if (!io->bio)  in __submit_merged_bio()
102 		trace_f2fs_submit_read_bio(io->sbi->sb, fio, io->bio);  in __submit_merged_bio()
104 		trace_f2fs_submit_write_bio(io->sbi->sb, fio, io->bio);  in __submit_merged_bio()
106 	submit_bio(fio->rw, io->bio);  in __submit_merged_bio()
107 	io->bio = NULL;  in __submit_merged_bio()
139 	struct bio *bio;  in f2fs_submit_page_bio()  local
145 	bio = __bio_alloc(sbi, fio->blk_addr, 1, is_read_io(fio->rw));  in f2fs_submit_page_bio()
147 	if (bio_add_page(bio, page, PAGE_CACHE_SIZE, 0) < PAGE_CACHE_SIZE) {  in f2fs_submit_page_bio()
148 		bio_put(bio);  in f2fs_submit_page_bio()
153 	submit_bio(fio->rw, bio);  in f2fs_submit_page_bio()
173 	if (io->bio && (io->last_block_in_bio != fio->blk_addr - 1 ||  in f2fs_submit_page_mbio()
177 	if (io->bio == NULL) {  in f2fs_submit_page_mbio()
180 		io->bio = __bio_alloc(sbi, fio->blk_addr, bio_blocks, is_read);  in f2fs_submit_page_mbio()
184 	if (bio_add_page(io->bio, page, PAGE_CACHE_SIZE, 0) <  in f2fs_submit_page_mbio()