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path: root/drivers/md/raid10.c
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Diffstat (limited to 'drivers/md/raid10.c')
-rw-r--r--drivers/md/raid10.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index 0c97bf4f686e..4e53792aa520 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -917,6 +917,13 @@ static int make_request(struct request_queue *q, struct bio * bio)
bio_list_add(&bl, mbio);
}
+ if (unlikely(!atomic_read(&r10_bio->remaining))) {
+ /* the array is dead */
+ md_write_end(mddev);
+ raid_end_bio_io(r10_bio);
+ return 0;
+ }
+
bitmap_startwrite(mddev->bitmap, bio->bi_sector, r10_bio->sectors, 0);
spin_lock_irqsave(&conf->device_lock, flags);
bio_list_merge(&conf->pending_bio_list, &bl);