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-rw-r--r--mm/vmscan.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 967d30ccd92b..26672c6cd3ce 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -38,6 +38,7 @@
#include <linux/kthread.h>
#include <linux/freezer.h>
#include <linux/memcontrol.h>
+#include <linux/delayacct.h>
#include <asm/tlbflush.h>
#include <asm/div64.h>
@@ -1316,6 +1317,8 @@ static unsigned long do_try_to_free_pages(struct zonelist *zonelist,
struct zone *zone;
enum zone_type high_zoneidx = gfp_zone(sc->gfp_mask);
+ delayacct_freepages_start();
+
if (scan_global_lru(sc))
count_vm_event(ALLOCSTALL);
/*
@@ -1396,6 +1399,8 @@ out:
} else
mem_cgroup_record_reclaim_priority(sc->mem_cgroup, priority);
+ delayacct_freepages_end();
+
return ret;
}