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-rw-r--r--mm/vmstat.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/mm/vmstat.c b/mm/vmstat.c
index 5bd621eadc48..c4634dc83916 100644
--- a/mm/vmstat.c
+++ b/mm/vmstat.c
@@ -1891,17 +1891,15 @@ static bool need_update(int cpu)
/*
* The fast way of checking if there are any vmstat diffs.
*/
- if (memchr_inv(pzstats->vm_stat_diff, 0, NR_VM_ZONE_STAT_ITEMS *
- sizeof(pzstats->vm_stat_diff[0])))
+ if (memchr_inv(pzstats->vm_stat_diff, 0, sizeof(pzstats->vm_stat_diff)))
return true;
if (last_pgdat == zone->zone_pgdat)
continue;
last_pgdat = zone->zone_pgdat;
n = per_cpu_ptr(zone->zone_pgdat->per_cpu_nodestats, cpu);
- if (memchr_inv(n->vm_node_stat_diff, 0, NR_VM_NODE_STAT_ITEMS *
- sizeof(n->vm_node_stat_diff[0])))
- return true;
+ if (memchr_inv(n->vm_node_stat_diff, 0, sizeof(n->vm_node_stat_diff)))
+ return true;
}
return false;
}