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-rw-r--r--mm/slab_common.c25
1 files changed, 19 insertions, 6 deletions
diff --git a/mm/slab_common.c b/mm/slab_common.c
index 2a3f5ff410cf..e03dd6f2a272 100644
--- a/mm/slab_common.c
+++ b/mm/slab_common.c
@@ -811,7 +811,7 @@ EXPORT_SYMBOL(kmalloc_order_trace);
#define SLABINFO_RIGHTS S_IRUSR
#endif
-void print_slabinfo_header(struct seq_file *m)
+static void print_slabinfo_header(struct seq_file *m)
{
/*
* Output format version, so at least we can change it
@@ -876,7 +876,7 @@ memcg_accumulate_slabinfo(struct kmem_cache *s, struct slabinfo *info)
}
}
-int cache_show(struct kmem_cache *s, struct seq_file *m)
+static void cache_show(struct kmem_cache *s, struct seq_file *m)
{
struct slabinfo sinfo;
@@ -895,7 +895,6 @@ int cache_show(struct kmem_cache *s, struct seq_file *m)
sinfo.active_slabs, sinfo.num_slabs, sinfo.shared_avail);
slabinfo_show_stats(m, s);
seq_putc(m, '\n');
- return 0;
}
static int slab_show(struct seq_file *m, void *p)
@@ -904,10 +903,24 @@ static int slab_show(struct seq_file *m, void *p)
if (p == slab_caches.next)
print_slabinfo_header(m);
- if (!is_root_cache(s))
- return 0;
- return cache_show(s, m);
+ if (is_root_cache(s))
+ cache_show(s, m);
+ return 0;
+}
+
+#ifdef CONFIG_MEMCG_KMEM
+int memcg_slab_show(struct seq_file *m, void *p)
+{
+ struct kmem_cache *s = list_entry(p, struct kmem_cache, list);
+ struct mem_cgroup *memcg = mem_cgroup_from_css(seq_css(m));
+
+ if (p == slab_caches.next)
+ print_slabinfo_header(m);
+ if (!is_root_cache(s) && s->memcg_params->memcg == memcg)
+ cache_show(s, m);
+ return 0;
}
+#endif
/*
* slabinfo_op - iterator that generates /proc/slabinfo