Merge tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm...

[deliverable/linux.git] / block / blk-cgroup.h

diff --git a/block/blk-cgroup.h b/block/blk-cgroup.h
index 44cb9086ed424238c286afa9c7c7ffd237e250f0..8ac457ce7783847522c1340c008d3c7789f3a1b2 100644 (file)
--- a/block/blk-cgroup.h
+++ b/block/blk-cgroup.h
@@ -16,6 +16,7 @@
 #include <linux/cgroup.h>
 #include <linux/u64_stats_sync.h>
 #include <linux/seq_file.h>
+#include <linux/radix-tree.h>
 
 /* Max limits for throttle policy */
 #define THROTL_IOPS_MAX                UINT_MAX
@@ -37,9 +38,14 @@ enum blkg_rwstat_type {
        BLKG_RWSTAT_TOTAL = BLKG_RWSTAT_NR,
 };
 
+struct blkcg_gq;
+
 struct blkcg {
        struct cgroup_subsys_state      css;
        spinlock_t                      lock;
+
+       struct radix_tree_root          blkg_tree;
+       struct blkcg_gq                 *blkg_hint;
        struct hlist_head               blkg_list;
 
        /* for policies to test whether associated blkcg has changed */