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-rw-r--r--include/linux/cgroup-defs.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/cgroup-defs.h b/include/linux/cgroup-defs.h
index c0e68f903011..ff20b677fb9f 100644
--- a/include/linux/cgroup-defs.h
+++ b/include/linux/cgroup-defs.h
@@ -438,6 +438,9 @@ struct cgroup {
/* used to store eBPF programs */
struct cgroup_bpf bpf;
+ /* If there is block congestion on this cgroup. */
+ atomic_t congestion_count;
+
/* ids of the ancestors at each level including self */
int ancestor_ids[];
};