76 	int size = offsetof(struct r1bio, bios[pi->raid_disks]);  in r1bio_pool_alloc()
112 	for (j = pi->raid_disks ; j-- ; ) {  in r1buf_pool_alloc()
125 		need_pages = pi->raid_disks;  in r1buf_pool_alloc()
138 			for (j=1; j<pi->raid_disks; j++)  in r1buf_pool_alloc()
156 	while (++j < pi->raid_disks)  in r1buf_pool_alloc()
169 		for (j = pi->raid_disks; j-- ;) {  in r1buf_pool_free()
175 	for (i=0 ; i < pi->raid_disks; i++)  in r1buf_pool_free()
185 	for (i = 0; i < conf->raid_disks * 2; i++) {  in put_all_bios()
206 	for (i = 0; i < conf->raid_disks * 2; i++) {  in put_buf()
306 	int raid_disks = conf->raid_disks;  in find_bio_disk()  local
308 	for (mirror = 0; mirror < raid_disks * 2; mirror++)  in find_bio_disk()
312 	BUG_ON(mirror == raid_disks * 2);  in find_bio_disk()
340 		if (r1_bio->mddev->degraded == conf->raid_disks ||  in raid1_end_read_request()
341 		    (r1_bio->mddev->degraded == conf->raid_disks-1 &&  in raid1_end_read_request()
552 	for (disk = 0 ; disk < conf->raid_disks * 2 ; disk++) {  in read_balance()
722 	for (i = 0; i < conf->raid_disks * 2; i++) {  in raid1_congested()
1226 	disks = conf->raid_disks * 2;  in make_request()
1241 			if (i < conf->raid_disks)  in make_request()
1430 	seq_printf(seq, " [%d/%d] [", conf->raid_disks,  in status()
1431 		   conf->raid_disks - mddev->degraded);  in status()
1433 	for (i = 0; i < conf->raid_disks; i++) {  in status()
1455 	    && (conf->raid_disks - mddev->degraded) == 1) {  in error()
1483 	       mdname(mddev), conf->raid_disks - mddev->degraded);  in error()
1495 	printk(KERN_DEBUG " --- wd:%d rd:%d\n", conf->raid_disks - conf->mddev->degraded,  in print_conf()
1496 		conf->raid_disks);  in print_conf()
1499 	for (i = 0; i < conf->raid_disks; i++) {  in print_conf()
1543 	for (i = 0; i < conf->raid_disks; i++) {  in raid1_spare_active()
1545 		struct md_rdev *repl = conf->mirrors[conf->raid_disks + i].rdev;  in raid1_spare_active()
1587 	int last = conf->raid_disks - 1;  in raid1_add_disk()
1627 		    p[conf->raid_disks].rdev == NULL) {  in raid1_add_disk()
1634 			rcu_assign_pointer(p[conf->raid_disks].rdev, rdev);  in raid1_add_disk()
1652 		p = conf->mirrors + conf->raid_disks + number;  in raid1_remove_disk()
1666 		    mddev->degraded < conf->raid_disks) {  in raid1_remove_disk()
1677 		} else if (conf->mirrors[conf->raid_disks + number].rdev) {  in raid1_remove_disk()
1683 				conf->mirrors[conf->raid_disks + number].rdev;  in raid1_remove_disk()
1687 			conf->mirrors[conf->raid_disks + number].rdev = NULL;  in raid1_remove_disk()
1834 			if (d == conf->raid_disks * 2)  in fix_sync_read_error()
1851 			for (d = 0; d < conf->raid_disks * 2; d++) {  in fix_sync_read_error()
1877 				d = conf->raid_disks * 2;  in fix_sync_read_error()
1892 				d = conf->raid_disks * 2;  in fix_sync_read_error()
1928 	for (i = 0; i < conf->raid_disks * 2; i++) {  in process_checks()
1959 	for (primary = 0; primary < conf->raid_disks * 2; primary++)  in process_checks()
1967 	for (i = 0; i < conf->raid_disks * 2; i++) {  in process_checks()
2008 	int disks = conf->raid_disks * 2;  in sync_request_write()
2097 				if (d == conf->raid_disks * 2)  in fix_read_error()
2113 				d = conf->raid_disks * 2;  in fix_read_error()
2125 				d = conf->raid_disks * 2;  in fix_read_error()
2229 	for (m = 0; m < conf->raid_disks * 2 ; m++) {  in handle_sync_write_finished()
2252 	for (m = 0; m < conf->raid_disks * 2 ; m++)  in handle_write_finished()
2562 	for (i = 0; i < conf->raid_disks * 2; i++) {  in sync_request()
2570 			if (i < conf->raid_disks)  in sync_request()
2634 		for (i = 0 ; i < conf->raid_disks * 2 ; i++)  in sync_request()
2705 		for (i = 0 ; i < conf->raid_disks * 2; i++) {  in sync_request()
2748 		for (i = 0; i < conf->raid_disks * 2 && read_targets; i++) {  in sync_request()
2766 static sector_t raid1_size(struct mddev *mddev, sector_t sectors, int raid_disks)  in raid1_size()  argument
2787 				* mddev->raid_disks * 2,  in setup_conf()
2799 	conf->poolinfo->raid_disks = mddev->raid_disks * 2;  in setup_conf()
2813 		if (disk_idx >= mddev->raid_disks  in setup_conf()
2817 			disk = conf->mirrors + mddev->raid_disks + disk_idx;  in setup_conf()
2829 	conf->raid_disks = mddev->raid_disks;  in setup_conf()
2845 	for (i = 0; i < conf->raid_disks * 2; i++) {  in setup_conf()
2849 		if (i < conf->raid_disks &&  in setup_conf()
2850 		    disk[conf->raid_disks].rdev) {  in setup_conf()
2857 					disk[conf->raid_disks].rdev;  in setup_conf()
2858 				disk[conf->raid_disks].rdev = NULL;  in setup_conf()
2940 	for (i=0; i < conf->raid_disks; i++)  in run()
2946 	if (conf->raid_disks - mddev->degraded == 1)  in run()
2955 		mdname(mddev), mddev->raid_disks - mddev->degraded,  in run()
2956 		mddev->raid_disks);  in run()
3043 	int cnt, raid_disks;  in raid1_reshape()  local
3063 	raid_disks = mddev->raid_disks + mddev->delta_disks;  in raid1_reshape()
3065 	if (raid_disks < conf->raid_disks) {  in raid1_reshape()
3067 		for (d= 0; d < conf->raid_disks; d++)  in raid1_reshape()
3070 		if (cnt > raid_disks)  in raid1_reshape()
3078 	newpoolinfo->raid_disks = raid_disks * 2;  in raid1_reshape()
3086 	newmirrors = kzalloc(sizeof(struct raid1_info) * raid_disks * 2,  in raid1_reshape()
3100 	for (d = d2 = 0; d < conf->raid_disks; d++) {  in raid1_reshape()
3120 	mddev->degraded += (raid_disks - conf->raid_disks);  in raid1_reshape()
3122 	conf->raid_disks = mddev->raid_disks = raid_disks;  in raid1_reshape()
3157 	if (mddev->level == 5 && mddev->raid_disks == 2) {  in raid1_takeover()