+
+static int mem_cgroup_get_local_stat(struct mem_cgroup *mem, void *data)
+{
+ struct mcs_total_stat *s = data;
+ s64 val;
+
+ /* per cpu stat */
+ val = mem_cgroup_read_stat(&mem->stat, MEM_CGROUP_STAT_CACHE);
+ s->stat[MCS_CACHE] += val * PAGE_SIZE;
+ val = mem_cgroup_read_stat(&mem->stat, MEM_CGROUP_STAT_RSS);
+ s->stat[MCS_RSS] += val * PAGE_SIZE;
+ val = mem_cgroup_read_stat(&mem->stat, MEM_CGROUP_STAT_MAPPED_FILE);
+ s->stat[MCS_MAPPED_FILE] += val * PAGE_SIZE;
+ val = mem_cgroup_read_stat(&mem->stat, MEM_CGROUP_STAT_PGPGIN_COUNT);
+ s->stat[MCS_PGPGIN] += val;
+ val = mem_cgroup_read_stat(&mem->stat, MEM_CGROUP_STAT_PGPGOUT_COUNT);
+ s->stat[MCS_PGPGOUT] += val;
+
+ /* per zone stat */
+ val = mem_cgroup_get_local_zonestat(mem, LRU_INACTIVE_ANON);
+ s->stat[MCS_INACTIVE_ANON] += val * PAGE_SIZE;
+ val = mem_cgroup_get_local_zonestat(mem, LRU_ACTIVE_ANON);
+ s->stat[MCS_ACTIVE_ANON] += val * PAGE_SIZE;
+ val = mem_cgroup_get_local_zonestat(mem, LRU_INACTIVE_FILE);
+ s->stat[MCS_INACTIVE_FILE] += val * PAGE_SIZE;
+ val = mem_cgroup_get_local_zonestat(mem, LRU_ACTIVE_FILE);
+ s->stat[MCS_ACTIVE_FILE] += val * PAGE_SIZE;
+ val = mem_cgroup_get_local_zonestat(mem, LRU_UNEVICTABLE);
+ s->stat[MCS_UNEVICTABLE] += val * PAGE_SIZE;
+ return 0;
+}
+
+static void
+mem_cgroup_get_total_stat(struct mem_cgroup *mem, struct mcs_total_stat *s)
+{
+ mem_cgroup_walk_tree(mem, s, mem_cgroup_get_local_stat);
+}
+