[PATCH] Fix RAID1 recovery

From: Mike Tran <mhtran@us.ibm.com>

This fixes the RAID1 recovery problems; it seems to be a simple thinko:
sync_request_write() is passing "ok=0" into md_done_sync().  Clearly, `ok'
should be true here.

(acked by neilb)

drivers/md/raid1.c

@@ -841,7 +841,7 @@ static void sync_request_write(mddev_t *mddev, r1bio_t *r1_bio)
 	}
 
 	if (atomic_dec_and_test(&r1_bio->remaining)) {
-		md_done_sync(mddev, r1_bio->master_bio->bi_size >> 9, 0);
+		md_done_sync(mddev, r1_bio->master_bio->bi_size >> 9, 1);
 		put_buf(r1_bio);
 	}
 }