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-rw-r--r--include/linux/raid/md_k.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/raid/md_k.h b/include/linux/raid/md_k.h
index 16e94a9f0f8..6cdcb4434c6 100644
--- a/include/linux/raid/md_k.h
+++ b/include/linux/raid/md_k.h
@@ -183,6 +183,10 @@ struct mdk_rdev_s
int desc_nr; /* descriptor index in the superblock */
int raid_disk; /* role of device in array */
+ int saved_raid_disk; /* role that device used to have in the
+ * array and could again if we did a partial
+ * resync from the bitmap
+ */
atomic_t nr_pending; /* number of pending requests.
* only maintained for arrays that