[PATCH bpf-next v4 13/30] bpf: refine memcg-based memory accounting for xskmap maps

From: Roman Gushchin
Date: Fri Aug 21 2020 - 11:19:35 EST


Extend xskmap memory accounting to include the memory taken by
the xsk_map_node structure.

Signed-off-by: Roman Gushchin <guro@xxxxxx>
Acked-by: Song Liu <songliubraving@xxxxxx>
---
net/xdp/xskmap.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/net/xdp/xskmap.c b/net/xdp/xskmap.c
index 8367adbbe9df..e574b22defe5 100644
--- a/net/xdp/xskmap.c
+++ b/net/xdp/xskmap.c
@@ -28,7 +28,8 @@ static struct xsk_map_node *xsk_map_node_alloc(struct xsk_map *map,
struct xsk_map_node *node;
int err;

- node = kzalloc(sizeof(*node), GFP_ATOMIC | __GFP_NOWARN);
+ node = kzalloc(sizeof(*node),
+ GFP_ATOMIC | __GFP_NOWARN | __GFP_ACCOUNT);
if (!node)
return ERR_PTR(-ENOMEM);

--
2.26.2