blkcg: add blkg_policy_data->plid

[karo-tx-linux.git] / block / blk-cgroup.h

diff --git a/block/blk-cgroup.h b/block/blk-cgroup.h
index 24462258200ec101110d6733db31030848749911..40f5b9768aacabdc31b9c1ac834548a7492841fe 100644 (file)
--- a/block/blk-cgroup.h
+++ b/block/blk-cgroup.h
@@ -81,8 +81,9 @@ struct blkg_rwstat {
  * beginning and pd_size can't be smaller than pd.
  */
 struct blkg_policy_data {
-       /* the blkg this per-policy data belongs to */
+       /* the blkg and policy id this per-policy data belongs to */
        struct blkcg_gq                 *blkg;
+       int                             plid;
 
        /* used during policy activation */
        struct list_head                alloc_node;