On Thu, Nov 19, 2020 at 9:33 AM Björn Töpel <bjorn.topel@xxxxxxxxx> wrote:
>
> From: Björn Töpel <bjorn.topel@xxxxxxxxx>
>
> Support for the SO_BUSY_POLL_BUDGET setsockopt, via the batching
> option ('b').
>
> Signed-off-by: Björn Töpel <bjorn.topel@xxxxxxxxx>
> ---
> samples/bpf/xdpsock_user.c | 5 +++++
> 1 file changed, 5 insertions(+)
Acked-by: Magnus Karlsson <magnus.karlsson@xxxxxxxxx>
> diff --git a/samples/bpf/xdpsock_user.c b/samples/bpf/xdpsock_user.c
> index cb1eaee8a32b..deba623e9003 100644
> --- a/samples/bpf/xdpsock_user.c
> +++ b/samples/bpf/xdpsock_user.c
> @@ -1479,6 +1479,11 @@ static void apply_setsockopt(struct xsk_socket_info *xsk)
> if (setsockopt(xsk_socket__fd(xsk->xsk), SOL_SOCKET, SO_BUSY_POLL,
> (void *)&sock_opt, sizeof(sock_opt)) < 0)
> exit_with_error(errno);
> +
> + sock_opt = opt_batch_size;
> + if (setsockopt(xsk_socket__fd(xsk->xsk), SOL_SOCKET, SO_BUSY_POLL_BUDGET,
> + (void *)&sock_opt, sizeof(sock_opt)) < 0)
> + exit_with_error(errno);
> }
>
> int main(int argc, char **argv)
> --
> 2.27.0
>
