arm64: dts add Rockchip RK3328 EVB board for wifi

[firefly-linux-kernel-4.4.55.git] / drivers / md / raid10.c

diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index 41d70bc9ba2f879a2549868861afb74471140525..ebb0dd612ebdf1d19d75e66950abb496536fcb12 100644 (file)
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -1698,6 +1698,9 @@ static int raid10_add_disk(struct mddev *mddev, struct md_rdev *rdev)
        if (rdev->saved_raid_disk < 0 && !_enough(conf, 1, -1))
                return -EINVAL;
 
+       if (md_integrity_add_rdev(rdev, mddev))
+               return -ENXIO;
+
        if (rdev->raid_disk >= 0)
                first = last = rdev->raid_disk;
 
@@ -1739,9 +1742,6 @@ static int raid10_add_disk(struct mddev *mddev, struct md_rdev *rdev)
                rcu_assign_pointer(p->rdev, rdev);
                break;
        }
-       mddev_suspend(mddev);
-       md_integrity_add_rdev(rdev, mddev);
-       mddev_resume(mddev);
        if (mddev->queue && blk_queue_discard(bdev_get_queue(rdev->bdev)))
                queue_flag_set_unlocked(QUEUE_FLAG_DISCARD, mddev->queue);
 
@@ -1946,6 +1946,8 @@ static void sync_request_write(struct mddev *mddev, struct r10bio *r10_bio)
 
        first = i;
        fbio = r10_bio->devs[i].bio;
+       fbio->bi_iter.bi_size = r10_bio->sectors << 9;
+       fbio->bi_iter.bi_idx = 0;
 
        vcnt = (r10_bio->sectors + (PAGE_SIZE >> 9) - 1) >> (PAGE_SHIFT - 9);
        /* now find blocks with errors */
@@ -1989,7 +1991,7 @@ static void sync_request_write(struct mddev *mddev, struct r10bio *r10_bio)
                bio_reset(tbio);
 
                tbio->bi_vcnt = vcnt;
-               tbio->bi_iter.bi_size = r10_bio->sectors << 9;
+               tbio->bi_iter.bi_size = fbio->bi_iter.bi_size;
                tbio->bi_rw = WRITE;
                tbio->bi_private = r10_bio;
                tbio->bi_iter.bi_sector = r10_bio->devs[i].addr;
@@ -2662,6 +2664,7 @@ static void handle_write_completed(struct r10conf *conf, struct r10bio *r10_bio)
                if (fail) {
                        spin_lock_irq(&conf->device_lock);
                        list_add(&r10_bio->retry_list, &conf->bio_end_io_list);
+                       conf->nr_queued++;
                        spin_unlock_irq(&conf->device_lock);
                        md_wakeup_thread(conf->mddev->thread);
                } else {
@@ -2689,8 +2692,10 @@ static void raid10d(struct md_thread *thread)
                LIST_HEAD(tmp);
                spin_lock_irqsave(&conf->device_lock, flags);
                if (!test_bit(MD_CHANGE_PENDING, &mddev->flags)) {
-                       list_add(&tmp, &conf->bio_end_io_list);
-                       list_del_init(&conf->bio_end_io_list);
+                       while (!list_empty(&conf->bio_end_io_list)) {
+                               list_move(conf->bio_end_io_list.prev, &tmp);
+                               conf->nr_queued--;
+                       }
                }
                spin_unlock_irqrestore(&conf->device_lock, flags);
                while (!list_empty(&tmp)) {