164 struct bio *bio_alloc_mddev(gfp_t gfp_mask, int nr_iovecs,  in bio_alloc_mddev()
167 	struct bio *b;  in bio_alloc_mddev()
179 struct bio *bio_clone_mddev(struct bio *bio, gfp_t gfp_mask,  in bio_clone_mddev()  argument
183 		return bio_clone(bio, gfp_mask);  in bio_clone_mddev()
185 	return bio_clone_bioset(bio, gfp_mask, mddev->bio_set);  in bio_clone_mddev()
253 static blk_qc_t md_make_request(struct request_queue *q, struct bio *bio)  in md_make_request()  argument
255 	const int rw = bio_data_dir(bio);  in md_make_request()
260 	blk_queue_split(q, &bio, q->bio_split);  in md_make_request()
264 		bio_io_error(bio);  in md_make_request()
268 		if (bio_sectors(bio) != 0)  in md_make_request()
269 			bio->bi_error = -EROFS;  in md_make_request()
270 		bio_endio(bio);  in md_make_request()
295 	sectors = bio_sectors(bio);  in md_make_request()
297 	bio->bi_rw &= ~REQ_NOMERGE;  in md_make_request()
298 	mddev->pers->make_request(mddev, bio);  in md_make_request()
366 static void md_end_flush(struct bio *bio)  in md_end_flush()  argument
368 	struct md_rdev *rdev = bio->bi_private;  in md_end_flush()
377 	bio_put(bio);  in md_end_flush()
397 			struct bio *bi;  in submit_flushes()
418 	struct bio *bio = mddev->flush_bio;  in md_submit_flush_data()  local
420 	if (bio->bi_iter.bi_size == 0)  in md_submit_flush_data()
422 		bio_endio(bio);  in md_submit_flush_data()
424 		bio->bi_rw &= ~REQ_FLUSH;  in md_submit_flush_data()
425 		mddev->pers->make_request(mddev, bio);  in md_submit_flush_data()
432 void md_flush_request(struct mddev *mddev, struct bio *bio)  in md_flush_request()  argument
438 	mddev->flush_bio = bio;  in md_flush_request()
720 static void super_written(struct bio *bio)  in super_written()  argument
722 	struct md_rdev *rdev = bio->bi_private;  in super_written()
725 	if (bio->bi_error) {  in super_written()
726 		printk("md: super_written gets error=%d\n", bio->bi_error);  in super_written()
732 	bio_put(bio);  in super_written()
744 	struct bio *bio = bio_alloc_mddev(GFP_NOIO, 1, mddev);  in md_super_write()  local
746 	bio->bi_bdev = rdev->meta_bdev ? rdev->meta_bdev : rdev->bdev;  in md_super_write()
747 	bio->bi_iter.bi_sector = sector;  in md_super_write()
748 	bio_add_page(bio, page, size, 0);  in md_super_write()
749 	bio->bi_private = rdev;  in md_super_write()
750 	bio->bi_end_io = super_written;  in md_super_write()
753 	submit_bio(WRITE_FLUSH_FUA, bio);  in md_super_write()
765 	struct bio *bio = bio_alloc_mddev(GFP_NOIO, 1, rdev->mddev);  in sync_page_io()  local
768 	bio->bi_bdev = (metadata_op && rdev->meta_bdev) ?  in sync_page_io()
771 		bio->bi_iter.bi_sector = sector + rdev->sb_start;  in sync_page_io()
775 		bio->bi_iter.bi_sector = sector + rdev->new_data_offset;  in sync_page_io()
777 		bio->bi_iter.bi_sector = sector + rdev->data_offset;  in sync_page_io()
778 	bio_add_page(bio, page, size, 0);  in sync_page_io()
779 	submit_bio_wait(rw, bio);  in sync_page_io()
781 	ret = !bio->bi_error;  in sync_page_io()
782 	bio_put(bio);  in sync_page_io()
7664 void md_write_start(struct mddev *mddev, struct bio *bi)  in md_write_start()