From patchwork Tue Apr 7 05:09:44 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrey Ignatov X-Patchwork-Id: 1267183 Return-Path: X-Original-To: incoming-bpf@patchwork.ozlabs.org Delivered-To: patchwork-incoming-bpf@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (no SPF record) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=bpf-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=fb.com Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=fb.com header.i=@fb.com header.a=rsa-sha256 header.s=facebook header.b=bAL7XlSk; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 48xFr54kvQz9sQt for ; Tue, 7 Apr 2020 15:11:33 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726796AbgDGFLd (ORCPT ); Tue, 7 Apr 2020 01:11:33 -0400 Received: from mx0a-00082601.pphosted.com ([67.231.145.42]:16546 "EHLO mx0a-00082601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726399AbgDGFLd (ORCPT ); Tue, 7 Apr 2020 01:11:33 -0400 Received: from pps.filterd (m0044012.ppops.net [127.0.0.1]) by mx0a-00082601.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 0375BS5k026492 for ; Mon, 6 Apr 2020 22:11:32 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fb.com; h=from : to : cc : subject : date : message-id : mime-version : content-transfer-encoding : content-type; s=facebook; bh=3YibdS0UKx5l9l22WTyH//kMHLuX69iCuzoNpcxmDww=; b=bAL7XlSkKAgVZUdf+FdvfKlxHwVobqYmOE1cbR36b+60vdPGCjczkWTfKzDK8VWledhF mXnXPuEJTGSKT9j88WJYVxJenfWTTF5KtYUb3ya4VeD3JcgpQ0B2fPgoMaX93mPRQ5yV hq43SB+SHMHQhx8n7kuHZBGBY9StLQjlNaI= Received: from maileast.thefacebook.com ([163.114.130.16]) by mx0a-00082601.pphosted.com with ESMTP id 307a266ydt-9 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT) for ; Mon, 06 Apr 2020 22:11:32 -0700 Received: from intmgw001.41.prn1.facebook.com (2620:10d:c0a8:1b::d) by mail.thefacebook.com (2620:10d:c0a8:83::7) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1847.3; Mon, 6 Apr 2020 22:11:14 -0700 Received: by dev082.prn2.facebook.com (Postfix, from userid 572249) id A9C4A3700D26; Mon, 6 Apr 2020 22:11:08 -0700 (PDT) Smtp-Origin-Hostprefix: dev From: Andrey Ignatov Smtp-Origin-Hostname: dev082.prn2.facebook.com To: CC: Andrey Ignatov , , , , Smtp-Origin-Cluster: prn2c23 Subject: [PATCH bpf 0/2] libbpf: Fix bpf_get_link_xdp_id flags handling Date: Mon, 6 Apr 2020 22:09:44 -0700 Message-ID: X-Mailer: git-send-email 2.24.1 MIME-Version: 1.0 X-FB-Internal: Safe X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.138, 18.0.676 definitions=2020-04-07_01:2020-04-07,2020-04-06 signatures=0 X-Proofpoint-Spam-Details: rule=fb_default_notspam policy=fb_default score=0 mlxlogscore=309 malwarescore=0 suspectscore=13 priorityscore=1501 lowpriorityscore=0 phishscore=0 spamscore=0 adultscore=0 impostorscore=0 clxscore=1015 mlxscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2003020000 definitions=main-2004070042 X-FB-Internal: deliver Sender: bpf-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org This patch set fixes bpf_get_link_xdp_id() behavior for non-zero flags and adds selftest that verifies the fix and can be used to reproduce the problem. Andrey Ignatov (2): libbpf: Fix bpf_get_link_xdp_id flags handling selftests/bpf: Add test for bpf_get_link_xdp_id tools/lib/bpf/netlink.c | 2 +- .../selftests/bpf/prog_tests/xdp_info.c | 68 +++++++++++++++++++ 2 files changed, 69 insertions(+), 1 deletion(-) create mode 100644 tools/testing/selftests/bpf/prog_tests/xdp_info.c