From patchwork Mon Mar 11 19:55:41 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Song Liu X-Patchwork-Id: 1054843 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="O7RL3ljI"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 44J84V3H6jz9sCJ for ; Tue, 12 Mar 2019 06:56:26 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728667AbfCKT4Y (ORCPT ); Mon, 11 Mar 2019 15:56:24 -0400 Received: from mx0b-00082601.pphosted.com ([67.231.153.30]:49586 "EHLO mx0b-00082601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728640AbfCKT4X (ORCPT ); Mon, 11 Mar 2019 15:56:23 -0400 Received: from pps.filterd (m0109332.ppops.net [127.0.0.1]) by mx0a-00082601.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x2BJrbmt030127 for ; Mon, 11 Mar 2019 12:56:22 -0700 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=ZrZDcczo4vpZnSIhb1+K0nkCR0Uk73l7sK2TRzsEYmg=; b=O7RL3ljI7dBK1oIwTJgrNgyAdUFu0cl84Og8hQsEs4EzLm8MYJYlmaVQUF83Jgu7gmhF qr2ss/eX2yhmkWEhY2Hza5B5LJSUm1G+tMt+vRjU+58uV2fdv0V3l7+XHUW94K5ckQ6F BQcSqiqMH9IJ+lcYnAxA+QNy/h85dqiJvR0= Received: from mail.thefacebook.com ([199.201.64.23]) by mx0a-00082601.pphosted.com with ESMTP id 2r5x33017g-4 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT) for ; Mon, 11 Mar 2019 12:56:22 -0700 Received: from mx-out.facebook.com (2620:10d:c081:10::13) by mail.thefacebook.com (2620:10d:c081:35::130) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA) id 15.1.1713.5; Mon, 11 Mar 2019 12:56:20 -0700 Received: by devbig006.ftw2.facebook.com (Postfix, from userid 4523) id A62AA62E1B7E; Mon, 11 Mar 2019 12:56:19 -0700 (PDT) Smtp-Origin-Hostprefix: devbig From: Song Liu Smtp-Origin-Hostname: devbig006.ftw2.facebook.com To: , , CC: , , , , , , , , Song Liu Smtp-Origin-Cluster: ftw2c04 Subject: [PATCH v8 perf, bpf 01/15] perf, bpf: consider events with attr.bpf_event as side-band events Date: Mon, 11 Mar 2019 12:55:41 -0700 Message-ID: <20190311195555.889995-2-songliubraving@fb.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190311195555.889995-1-songliubraving@fb.com> References: <20190311195555.889995-1-songliubraving@fb.com> X-FB-Internal: Safe MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2019-03-11_15:, , 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 f1a26c8f15b3..4a59cb9b29ee 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; }