memcg: enable accounting for VLAN group array

vlan array consume up to 8 pages of memory per net device.

It makes sense to account for them to restrict the host's memory
consumption from inside the memcg-limited container.

Signed-off-by: Vasily Averin <vvs@virtuozzo.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/8021q/vlan.c b/net/8021q/vlan.c
index 4cdf8416869d171abf75851bf2f2e5ca9338f87f..55275ef9a31a7c6f0cc447078ceda97e365dc5fe 100644 (file)
--- a/net/8021q/vlan.c
+++ b/net/8021q/vlan.c
@@ -67,7 +67,7 @@ static int vlan_group_prealloc_vid(struct vlan_group *vg,
                return 0;
 
        size = sizeof(struct net_device *) * VLAN_GROUP_ARRAY_PART_LEN;
-       array = kzalloc(size, GFP_KERNEL);
+       array = kzalloc(size, GFP_KERNEL_ACCOUNT);
        if (array == NULL)
                return -ENOBUFS;