From patchwork Sat Feb 9 01:16:57 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Song Liu X-Patchwork-Id: 1039085 X-Patchwork-Delegate: bpf@iogearbox.net Return-Path: X-Original-To: patchwork-incoming-netdev@ozlabs.org Delivered-To: patchwork-incoming-netdev@ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=netdev-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.b="l9Ganbct"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 43xDg91p1lz9s7h for ; Sat, 9 Feb 2019 12:17:25 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726852AbfBIBRM (ORCPT ); Fri, 8 Feb 2019 20:17:12 -0500 Received: from mx0a-00082601.pphosted.com ([67.231.145.42]:37166 "EHLO mx0a-00082601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726522AbfBIBRM (ORCPT ); Fri, 8 Feb 2019 20:17:12 -0500 Received: from pps.filterd (m0044012.ppops.net [127.0.0.1]) by mx0a-00082601.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x191AI6x018801 for ; Fri, 8 Feb 2019 17:17:11 -0800 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fb.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type; s=facebook; bh=Qxn7oHcZ7Xz/bHfM+2Oc061iI3hcIPLJW2e6+cAGQDM=; b=l9GanbcttI6myHmkBpqwSgqfn6Ps9X1NLh5PLQimRhvAqNWpmctEC1N+bqexHc5MulqH CC/DwIMyQJdRpoqbTAvNw1g+vXGoje4VjmVKBwidrR+bGKbX+kVBg9dZtzis2u4dYemo DzhLnDi6ygBXXhSjDFIfrORGQzLpsS7ybgQ= Received: from mail.thefacebook.com ([199.201.64.23]) by mx0a-00082601.pphosted.com with ESMTP id 2qhkntg794-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT) for ; Fri, 08 Feb 2019 17:17:11 -0800 Received: from mx-out.facebook.com (2620:10d:c081:10::13) by mail.thefacebook.com (2620:10d:c081:35::129) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA) id 15.1.1531.3; Fri, 8 Feb 2019 17:17:10 -0800 Received: by devbig006.ftw2.facebook.com (Postfix, from userid 4523) id AA2F662E2A07; Fri, 8 Feb 2019 17:17:08 -0800 (PST) Smtp-Origin-Hostprefix: devbig From: Song Liu Smtp-Origin-Hostname: devbig006.ftw2.facebook.com To: , CC: , , , , , Song Liu Smtp-Origin-Cluster: ftw2c04 Subject: [PATCH 1/9] perf, bpf: consider events with attr.bpf_event as side-band events Date: Fri, 8 Feb 2019 17:16:57 -0800 Message-ID: <20190209011705.2160185-2-songliubraving@fb.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190209011705.2160185-1-songliubraving@fb.com> References: <20190209011705.2160185-1-songliubraving@fb.com> X-FB-Internal: Safe MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2019-02-09_01:, , signatures=0 X-Proofpoint-Spam-Reason: safe X-FB-Internal: Safe Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Events with bpf_event should be considered as side-band event, as they carry information about BPF programs. Fixes: 6ee52e2a3fe4 ("perf, bpf: Introduce PERF_RECORD_BPF_EVENT") Signed-off-by: Song Liu --- kernel/events/core.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/kernel/events/core.c b/kernel/events/core.c index 0a8dab322111..9403bdda5f8c 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -4238,7 +4238,8 @@ static bool is_sb_event(struct perf_event *event) if (attr->mmap || attr->mmap_data || attr->mmap2 || attr->comm || attr->comm_exec || attr->task || attr->ksymbol || - attr->context_switch) + attr->context_switch || + attr->bpf_event) return true; return false; }