[PATCH 3/9] memcg: accounting for ip6_dst_cache

[Vasily Averin <vvs@xxxxxxxxxxxxx>]

Objects can be created from memcg-limited tasks
but its misuse may lead to host OOM.

Signed-off-by: Vasily Averin <vvs@xxxxxxxxxxxxx>
---
 net/ipv6/route.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 1536f49..d1d7cdf 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -6526,7 +6526,7 @@ int __init ip6_route_init(void)
 	ret = -ENOMEM;
 	ip6_dst_ops_template.kmem_cachep =
 		kmem_cache_create("ip6_dst_cache", sizeof(struct rt6_info), 0,
-				  SLAB_HWCACHE_ALIGN, NULL);
+				  SLAB_HWCACHE_ALIGN | SLAB_ACCOUNT, NULL);
 	if (!ip6_dst_ops_template.kmem_cachep)
 		goto out;
 
-- 
1.8.3.1