From mboxrd@z Thu Jan 1 00:00:00 1970 From: Martin KaFai Lau Subject: [PATCH net-next 07/10] bpf: ixgbe: Report bpf_prog ID during XDP_QUERY_PROG Date: Mon, 12 Jun 2017 18:00:22 -0700 Message-ID: <20170613010025.2983342-8-kafai@fb.com> References: <20170613010025.2983342-1-kafai@fb.com> Mime-Version: 1.0 Content-Type: text/plain Cc: Alexei Starovoitov , Daniel Borkmann , , Alexander Duyck , John Fastabend To: Return-path: Received: from mx0a-00082601.pphosted.com ([67.231.145.42]:46867 "EHLO mx0a-00082601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753218AbdFMBAa (ORCPT ); Mon, 12 Jun 2017 21:00:30 -0400 Received: from pps.filterd (m0044008.ppops.net [127.0.0.1]) by mx0a-00082601.pphosted.com (8.16.0.20/8.16.0.20) with SMTP id v5D0wqNp019468 for ; Mon, 12 Jun 2017 18:00:29 -0700 Received: from mail.thefacebook.com ([199.201.64.23]) by mx0a-00082601.pphosted.com with ESMTP id 2b22a1rr4w-1 (version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NOT) for ; Mon, 12 Jun 2017 18:00:29 -0700 Received: from facebook.com (2401:db00:11:d09a:face:0:41:0) by mx-out.facebook.com (2401:db00:2050:5102:face:0000:0037:0000) with ESMTP id b086f3b44fd311e79f7d798f40080b9f-d3b3f8f0 for ; Mon, 12 Jun 2017 18:00:27 -0700 In-Reply-To: <20170613010025.2983342-1-kafai@fb.com> Sender: netdev-owner@vger.kernel.org List-ID: Add support to ixgbe to report bpf_prog ID during XDP_QUERY_PROG. Signed-off-by: Martin KaFai Lau Cc: Alexander Duyck Cc: John Fastabend Acked-by: Alexei Starovoitov Acked-by: Daniel Borkmann --- drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index 812319ab77db..62fb564d62a2 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -9799,9 +9799,16 @@ static int ixgbe_xdp(struct net_device *dev, struct netdev_xdp *xdp) switch (xdp->command) { case XDP_SETUP_PROG: return ixgbe_xdp_setup(dev, xdp->prog); - case XDP_QUERY_PROG: - xdp->prog_attached = !!(adapter->xdp_prog); + case XDP_QUERY_PROG: { + const struct bpf_prog *xdp_prog; + + xdp_prog = READ_ONCE(adapter->xdp_prog); + if (xdp_prog) + xdp->prog_id = xdp_prog->aux->id; + else + xdp->prog_id = 0; return 0; + } default: return -EINVAL; } -- 2.9.3