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 void 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()
262 		bio_io_error(bio);  in md_make_request()
266 		bio_endio(bio, bio_sectors(bio) == 0 ? 0 : -EROFS);  in md_make_request()
291 	sectors = bio_sectors(bio);  in md_make_request()
293 	bio->bi_rw &= ~REQ_NOMERGE;  in md_make_request()
294 	mddev->pers->make_request(mddev, bio);  in md_make_request()
382 static void md_end_flush(struct bio *bio, int err)  in md_end_flush()  argument
384 	struct md_rdev *rdev = bio->bi_private;  in md_end_flush()
393 	bio_put(bio);  in md_end_flush()
413 			struct bio *bi;  in submit_flushes()
434 	struct bio *bio = mddev->flush_bio;  in md_submit_flush_data()  local
436 	if (bio->bi_iter.bi_size == 0)  in md_submit_flush_data()
438 		bio_endio(bio, 0);  in md_submit_flush_data()
440 		bio->bi_rw &= ~REQ_FLUSH;  in md_submit_flush_data()
441 		mddev->pers->make_request(mddev, bio);  in md_submit_flush_data()
448 void md_flush_request(struct mddev *mddev, struct bio *bio)  in md_flush_request()  argument
454 	mddev->flush_bio = bio;  in md_flush_request()
733 static void super_written(struct bio *bio, int error)  in super_written()  argument
735 	struct md_rdev *rdev = bio->bi_private;  in super_written()
738 	if (error || !test_bit(BIO_UPTODATE, &bio->bi_flags)) {  in super_written()
740 		       error, test_bit(BIO_UPTODATE, &bio->bi_flags));  in super_written()
741 		WARN_ON(test_bit(BIO_UPTODATE, &bio->bi_flags));  in super_written()
747 	bio_put(bio);  in super_written()
759 	struct bio *bio = bio_alloc_mddev(GFP_NOIO, 1, mddev);  in md_super_write()  local
761 	bio->bi_bdev = rdev->meta_bdev ? rdev->meta_bdev : rdev->bdev;  in md_super_write()
762 	bio->bi_iter.bi_sector = sector;  in md_super_write()
763 	bio_add_page(bio, page, size, 0);  in md_super_write()
764 	bio->bi_private = rdev;  in md_super_write()
765 	bio->bi_end_io = super_written;  in md_super_write()
768 	submit_bio(WRITE_FLUSH_FUA, bio);  in md_super_write()
780 	struct bio *bio = bio_alloc_mddev(GFP_NOIO, 1, rdev->mddev);  in sync_page_io()  local
783 	bio->bi_bdev = (metadata_op && rdev->meta_bdev) ?  in sync_page_io()
786 		bio->bi_iter.bi_sector = sector + rdev->sb_start;  in sync_page_io()
790 		bio->bi_iter.bi_sector = sector + rdev->new_data_offset;  in sync_page_io()
792 		bio->bi_iter.bi_sector = sector + rdev->data_offset;  in sync_page_io()
793 	bio_add_page(bio, page, size, 0);  in sync_page_io()
794 	submit_bio_wait(rw, bio);  in sync_page_io()
796 	ret = test_bit(BIO_UPTODATE, &bio->bi_flags);  in sync_page_io()
797 	bio_put(bio);  in sync_page_io()
7511 void md_write_start(struct mddev *mddev, struct bio *bi)  in md_write_start()