Re: [PATCH bpf-next v2 12/35] bpf: refine memcg-based memory accounting for xskmap maps

[Song Liu <song@xxxxxxxxxx>]

On Mon, Jul 27, 2020 at 12:25 PM Roman Gushchin <guro@xxxxxx> wrote:
>
> 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
>