102 	struct bio		bio;  member
108 	struct bio *bio = &io->bio;  in dirty_init()  local
110 	bio_init(bio);  in dirty_init()
112 		bio_set_prio(bio, IOPRIO_PRIO_VALUE(IOPRIO_CLASS_IDLE, 0));  in dirty_init()
114 	bio->bi_iter.bi_size	= KEY_SIZE(&w->key) << 9;  in dirty_init()
115 	bio->bi_max_vecs	= DIV_ROUND_UP(KEY_SIZE(&w->key), PAGE_SECTORS);  in dirty_init()
116 	bio->bi_private		= w;  in dirty_init()
117 	bio->bi_io_vec		= bio->bi_inline_vecs;  in dirty_init()
118 	bch_bio_map(bio, NULL);  in dirty_init()
130 	struct keybuf_key *w = io->bio.bi_private;  in write_dirty_finish()
135 	bio_for_each_segment_all(bv, &io->bio, i)  in write_dirty_finish()
169 static void dirty_endio(struct bio *bio, int error)  in dirty_endio()  argument
171 	struct keybuf_key *w = bio->bi_private;  in dirty_endio()
183 	struct keybuf_key *w = io->bio.bi_private;  in write_dirty()
186 	io->bio.bi_rw		= WRITE;  in write_dirty()
187 	io->bio.bi_iter.bi_sector = KEY_START(&w->key);  in write_dirty()
188 	io->bio.bi_bdev		= io->dc->bdev;  in write_dirty()
189 	io->bio.bi_end_io	= dirty_endio;  in write_dirty()
191 	closure_bio_submit(&io->bio, cl, &io->dc->disk);  in write_dirty()
196 static void read_dirty_endio(struct bio *bio, int error)  in read_dirty_endio()  argument
198 	struct keybuf_key *w = bio->bi_private;  in read_dirty_endio()
204 	dirty_endio(bio, error);  in read_dirty_endio()
211 	closure_bio_submit(&io->bio, cl, &io->dc->disk);  in read_dirty_submit()
256 		io->bio.bi_iter.bi_sector = PTR_OFFSET(&w->key, 0);  in read_dirty()
257 		io->bio.bi_bdev		= PTR_CACHE(dc->disk.c,  in read_dirty()
259 		io->bio.bi_rw		= READ;  in read_dirty()
260 		io->bio.bi_end_io	= read_dirty_endio;  in read_dirty()
262 		if (bio_alloc_pages(&io->bio, GFP_KERNEL))  in read_dirty()