109 	struct dirty_io *io = w->private;  in dirty_init()  local
110 	struct bio *bio = &io->bio;  in dirty_init()
114 	if (!io->dc->writeback_percent)  in dirty_init()
124 	struct dirty_io *io = container_of(cl, struct dirty_io, cl);  in dirty_io_destructor()  local
125 	kfree(io);  in dirty_io_destructor()
130 	struct dirty_io *io = container_of(cl, struct dirty_io, cl);  in write_dirty_finish()  local
131 	struct keybuf_key *w = io->bio.bi_private;  in write_dirty_finish()
132 	struct cached_dev *dc = io->dc;  in write_dirty_finish()
134 	bio_free_pages(&io->bio);  in write_dirty_finish()
170 	struct dirty_io *io = w->private;  in dirty_endio()  local
175 	closure_put(&io->cl);  in dirty_endio()
180 	struct dirty_io *io = container_of(cl, struct dirty_io, cl);  in write_dirty()  local
181 	struct keybuf_key *w = io->bio.bi_private;  in write_dirty()
184 	bio_set_op_attrs(&io->bio, REQ_OP_WRITE, 0);  in write_dirty()
185 	io->bio.bi_iter.bi_sector = KEY_START(&w->key);  in write_dirty()
186 	bio_set_dev(&io->bio, io->dc->bdev);  in write_dirty()
187 	io->bio.bi_end_io	= dirty_endio;  in write_dirty()
189 	closure_bio_submit(&io->bio, cl);  in write_dirty()
191 	continue_at(cl, write_dirty_finish, io->dc->writeback_write_wq);  in write_dirty()
197 	struct dirty_io *io = w->private;  in read_dirty_endio()  local
199 	bch_count_io_errors(PTR_CACHE(io->dc->disk.c, &w->key, 0),  in read_dirty_endio()
207 	struct dirty_io *io = container_of(cl, struct dirty_io, cl);  in read_dirty_submit()  local
209 	closure_bio_submit(&io->bio, cl);  in read_dirty_submit()
211 	continue_at(cl, write_dirty, io->dc->writeback_write_wq);  in read_dirty_submit()
218 	struct dirty_io *io;  in read_dirty()  local
243 		io = kzalloc(sizeof(struct dirty_io) + sizeof(struct bio_vec)  in read_dirty()
246 		if (!io)  in read_dirty()
249 		w->private	= io;  in read_dirty()
250 		io->dc		= dc;  in read_dirty()
253 		bio_set_op_attrs(&io->bio, REQ_OP_READ, 0);  in read_dirty()
254 		io->bio.bi_iter.bi_sector = PTR_OFFSET(&w->key, 0);  in read_dirty()
255 		bio_set_dev(&io->bio, PTR_CACHE(dc->disk.c, &w->key, 0)->bdev);  in read_dirty()
256 		io->bio.bi_end_io	= read_dirty_endio;  in read_dirty()
258 		if (bio_alloc_pages(&io->bio, GFP_KERNEL))  in read_dirty()
264 		closure_call(&io->cl, read_dirty_submit, NULL, &cl);  in read_dirty()