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-rw-r--r--mm/memcontrol.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index de54ea0094a1..0576e9e64586 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -51,6 +51,8 @@
#include <asm/uaccess.h>
+#include <trace/events/vmscan.h>
+
struct cgroup_subsys mem_cgroup_subsys __read_mostly;
#define MEM_CGROUP_RECLAIM_RETRIES 5
struct mem_cgroup *root_mem_cgroup __read_mostly;
@@ -1007,6 +1009,10 @@ unsigned long mem_cgroup_isolate_pages(unsigned long nr_to_scan,
}
*scanned = scan;
+
+ trace_mm_vmscan_memcg_isolate(0, nr_to_scan, scan, nr_taken,
+ 0, 0, 0, mode);
+
return nr_taken;
}

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