348 	int mirror;  in find_bio_disk()  local
352 	for (mirror = 0; mirror < raid_disks * 2; mirror++)  in find_bio_disk()
353 		if (r1_bio->bios[mirror] == bio)  in find_bio_disk()
356 	BUG_ON(mirror == raid_disks * 2);  in find_bio_disk()
357 	update_head_pos(mirror, r1_bio);  in find_bio_disk()
359 	return mirror;  in find_bio_disk()
452 	int mirror = find_bio_disk(r1_bio, bio);  in raid1_end_write_request()  local
453 	struct md_rdev *rdev = conf->mirrors[mirror].rdev;  in raid1_end_write_request()
483 			r1_bio->bios[mirror] = NULL;  in raid1_end_write_request()
497 		r1_bio->bios[mirror] = NULL;  in raid1_end_write_request()
514 			r1_bio->bios[mirror] = IO_MADE_GOOD;  in raid1_end_write_request()
546 	if (r1_bio->bios[mirror] == NULL)  in raid1_end_write_request()
726 	struct raid1_info *mirror = &conf->mirrors[disk];  in should_choose_next()  local
729 	if (!test_bit(Nonrot, &mirror->rdev->flags))  in should_choose_next()
732 	opt_iosize = bdev_io_opt(mirror->rdev->bdev) >> 9;  in should_choose_next()
733 	return opt_iosize > 0 && mirror->seq_start != MaxSector &&  in should_choose_next()
734 	       mirror->next_seq_sect > opt_iosize &&  in should_choose_next()
735 	       mirror->next_seq_sect - opt_iosize >= mirror->seq_start;  in should_choose_next()
1316 	struct raid1_info *mirror;  in raid1_read_request()  local
1360 	mirror = conf->mirrors + rdisk;  in raid1_read_request()
1366 				    mirror->rdev->bdev);  in raid1_read_request()
1368 	if (test_bit(WriteMostly, &mirror->rdev->flags) &&  in raid1_read_request()
1395 	read_bio = bio_alloc_clone(mirror->rdev->bdev, bio, gfp,  in raid1_read_request()
1401 		mirror->rdev->data_offset;  in raid1_read_request()
1403 	if (test_bit(FailFast, &mirror->rdev->flags) &&  in raid1_read_request()
1412 	atomic_dec(&mirror->rdev->nr_pending);  in raid1_read_request()
1919 	int mirror = 0, repl_slot = -1;  in raid1_add_disk()  local
1937 	for (mirror = first; mirror <= last; mirror++) {  in raid1_add_disk()
1938 		p = conf->mirrors + mirror;  in raid1_add_disk()
1944 			raid1_add_conf(conf, rdev, mirror, false);  in raid1_add_disk()
1954 			repl_slot = mirror;  in raid1_add_disk()