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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 98f4109..ca052f2 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -5128,6 +5128,8 @@ static int memory_stat_show(struct seq_file *m, void *v)
(u64)tree_stat(memcg, MEM_CGROUP_STAT_RSS) * PAGE_SIZE);
seq_printf(m, "file %llu\n",
(u64)tree_stat(memcg, MEM_CGROUP_STAT_CACHE) * PAGE_SIZE);
+ seq_printf(m, "sock %llu\n",
+ (u64)tree_stat(memcg, MEMCG_SOCK) * PAGE_SIZE);
seq_printf(m, "file_mapped %llu\n",
(u64)tree_stat(memcg, MEM_CGROUP_STAT_FILE_MAPPED) *
@@ -5631,6 +5633,8 @@ bool mem_cgroup_charge_skmem(struct mem_cgroup *memcg, unsigned int nr_pages)
if (in_softirq())
gfp_mask = GFP_NOWAIT;
+ this_cpu_add(memcg->stat->count[MEMCG_SOCK], nr_pages);
+
if (try_charge(memcg, gfp_mask, nr_pages) == 0)
return true;
@@ -5650,6 +5654,8 @@ void mem_cgroup_uncharge_skmem(struct mem_cgroup *memcg, unsigned int nr_pages)
return;
}
+ this_cpu_sub(memcg->stat->count[MEMCG_SOCK], nr_pages);
+
page_counter_uncharge(&memcg->memory, nr_pages);
css_put_many(&memcg->css, nr_pages);
}
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