1 files changed, 4 insertions, 0 deletions

diff --git a/include/linux/raid/md_k.h b/include/linux/raid/md_k.h
index 002ee631fab..c0d3097846a 100644
--- a/include/linux/raid/md_k.h
+++ b/include/linux/raid/md_k.h
@@ -151,6 +151,10 @@ struct mddev_s
         sector_t                        resync_mismatches; /* count of sectors where
                                                             * parity/replica mismatch found
                                                             */
+
+        /* allow user-space to request suspension of IO to regions of the array */
+        sector_t                        suspend_lo;
+        sector_t                        suspend_hi;
         /* if zero, use the system-wide default */
         int                             sync_speed_min;
         int                             sync_speed_max;