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-rw-r--r--mm/vmscan.c16
1 files changed, 14 insertions, 2 deletions
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 9ce6ec84328e..884ae08c16cc 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -1977,11 +1977,14 @@ restart:
* If a zone is deemed to be full of pinned pages then just give it a light
* scan then give up on it.
*/
-static void shrink_zones(int priority, struct zonelist *zonelist,
+static unsigned long shrink_zones(int priority, struct zonelist *zonelist,
struct scan_control *sc)
{
struct zoneref *z;
struct zone *zone;
+ unsigned long nr_soft_reclaimed;
+ unsigned long nr_soft_scanned;
+ unsigned long total_scanned = 0;
for_each_zone_zonelist_nodemask(zone, z, zonelist,
gfp_zone(sc->gfp_mask), sc->nodemask) {
@@ -1998,8 +2001,17 @@ static void shrink_zones(int priority, struct zonelist *zonelist,
continue; /* Let kswapd poll it */
}
+ nr_soft_scanned = 0;
+ nr_soft_reclaimed = mem_cgroup_soft_limit_reclaim(zone,
+ sc->order, sc->gfp_mask,
+ &nr_soft_scanned);
+ sc->nr_reclaimed += nr_soft_reclaimed;
+ total_scanned += nr_soft_scanned;
+
shrink_zone(priority, zone, sc);
}
+
+ return total_scanned;
}
static bool zone_reclaimable(struct zone *zone)
@@ -2064,7 +2076,7 @@ static unsigned long do_try_to_free_pages(struct zonelist *zonelist,
sc->nr_scanned = 0;
if (!priority)
disable_swap_token();
- shrink_zones(priority, zonelist, sc);
+ total_scanned += shrink_zones(priority, zonelist, sc);
/*
* Don't shrink slabs when reclaiming memory from
* over limit cgroups