From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-14.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C5EF8C3F2D0 for ; Wed, 11 Mar 2020 04:30:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9C2DC2146E for ; Wed, 11 Mar 2020 04:30:16 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=fb.com header.i=@fb.com header.b="XtiT4P3j" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725834AbgCKEaQ (ORCPT ); Wed, 11 Mar 2020 00:30:16 -0400 Received: from mx0b-00082601.pphosted.com ([67.231.153.30]:12823 "EHLO mx0b-00082601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725958AbgCKEaP (ORCPT ); Wed, 11 Mar 2020 00:30:15 -0400 Received: from pps.filterd (m0148460.ppops.net [127.0.0.1]) by mx0a-00082601.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 02B4Qwbq016844 for ; Tue, 10 Mar 2020 21:30:14 -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-type; s=facebook; bh=fyk35ybbUTbck/D89Ebng22+US4V3HKC8iBhknLnk/M=; b=XtiT4P3j88vfS1JEx5+nEOMT4FuKBQeKw6rgxnXVBckcPZB+v5RfNuRv+klzkRidZ4g7 +GVhFsw4FfipyxKufYHG0cholt/IHL4wSQhr4gNaB+Ja0uN4UqL9FcsTjwfUYu3pqSkp x7sM0w/XeHWhPUJw9osjUXlVyf28na+X5Bo= Received: from maileast.thefacebook.com ([163.114.130.16]) by mx0a-00082601.pphosted.com with ESMTP id 2ypn9g0rhp-2 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT) for ; Tue, 10 Mar 2020 21:30:14 -0700 Received: from intmgw003.03.ash8.facebook.com (2620:10d:c0a8:1b::d) by mail.thefacebook.com (2620:10d:c0a8:82::d) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1847.3; Tue, 10 Mar 2020 21:30:13 -0700 Received: by devbig012.ftw2.facebook.com (Postfix, from userid 137359) id D9C472EC1A61; Tue, 10 Mar 2020 21:30:11 -0700 (PDT) Smtp-Origin-Hostprefix: devbig From: Andrii Nakryiko Smtp-Origin-Hostname: devbig012.ftw2.facebook.com To: , , , CC: , , Andrii Nakryiko Smtp-Origin-Cluster: ftw2c04 Subject: [PATCH bpf-next] tools/runqslower: add BPF_F_CURRENT_CPU for running selftest on older kernels Date: Tue, 10 Mar 2020 21:30:10 -0700 Message-ID: <20200311043010.530620-1-andriin@fb.com> X-Mailer: git-send-email 2.17.1 X-FB-Internal: Safe MIME-Version: 1.0 Content-Type: text/plain X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.138,18.0.572 definitions=2020-03-10_17:2020-03-10,2020-03-10 signatures=0 X-Proofpoint-Spam-Details: rule=fb_default_notspam policy=fb_default score=0 mlxscore=0 priorityscore=1501 impostorscore=0 malwarescore=0 clxscore=1015 bulkscore=0 phishscore=0 adultscore=0 suspectscore=0 spamscore=0 lowpriorityscore=0 mlxlogscore=999 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2001150001 definitions=main-2003110027 X-FB-Internal: deliver Sender: bpf-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org Libbpf compiles and runs subset of selftests on each PR in its Github mirror repository. To allow still building up-to-date selftests against outdated kernel images, add back BPF_F_CURRENT_CPU definitions back. N.B. BCC's runqslower version ([0]) doesn't need BPF_F_CURRENT_CPU due to use of locally checked in vmlinux.h, generated against kernel with 1aae4bdd7879 ("bpf: Switch BPF UAPI #define constants used from BPF program side to enums") applied. [0] https://github.com/iovisor/bcc/pull/2809 Fixes: 367d82f17eff (" tools/runqslower: Drop copy/pasted BPF_F_CURRENT_CPU definiton") Signed-off-by: Andrii Nakryiko --- tools/bpf/runqslower/runqslower.bpf.c | 1 + 1 file changed, 1 insertion(+) diff --git a/tools/bpf/runqslower/runqslower.bpf.c b/tools/bpf/runqslower/runqslower.bpf.c index 0ba501305bad..1f18a409f044 100644 --- a/tools/bpf/runqslower/runqslower.bpf.c +++ b/tools/bpf/runqslower/runqslower.bpf.c @@ -5,6 +5,7 @@ #include "runqslower.h" #define TASK_RUNNING 0 +#define BPF_F_CURRENT_CPU 0xffffffffULL const volatile __u64 min_us = 0; const volatile pid_t targ_pid = 0; -- 2.17.1