From patchwork Mon Nov 13 01:38:04 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wang Nan X-Patchwork-Id: 118688 Delivered-To: patch@linaro.org Received: by 10.140.22.164 with SMTP id 33csp1251423qgn; Sun, 12 Nov 2017 17:39:55 -0800 (PST) X-Google-Smtp-Source: AGs4zMbgMe9P04+rCy/0ExlAI8jQniT8w0v894aYrtoiMEY6DRm0s36Tom4XoZYgODSXvU0drLs/ X-Received: by 10.98.149.72 with SMTP id p69mr8248536pfd.76.1510537195531; Sun, 12 Nov 2017 17:39:55 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1510537195; cv=none; d=google.com; s=arc-20160816; b=ix1H7gPhMKK4lN2+4ZIZShynF62I/Ifux2qjL9ZouRjVbGVE0na1hbK1VXJfmByHOp z0+H4KLw6DMmYVk7nfbdJ8StXqeKvlwg7NXwbHps328XAsxNoRp3l4FjIcOdekiHo9zY DNv1+agf6kU9L3n6DyURSaNeR8KSolc66902QTEO6Kr8ysGuMi2w7TvhWNiAvVHH1NQu 0K+PWZmYSCWwOAtoUDmN9S/0Mb9fgN8vO7m6nbvYCVwClzfs8lk1REA8XiGLJAPAERue iBHJX713VBL7uQ72hSAK/UEc9dIc1GykyEyHUp+gOgytQG5L8tzx48O3LXKZkY5awton JFwg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:arc-authentication-results; bh=K0icIH2J13j4yRQwQZgIniOaRQ10cRfMBKWaFuXOBXw=; b=NZOYWG3ctlGuyHy9vCs0qISvYQXw6WAIBw7xxeT6L6uhlb5C3dIg+Cdy+gRkUUhlYm ZPuGEmY8ojsoEa976brhWnr0y4ZwqiTRSzxQAZahs1OqaorTTBXs5HBgKIvqUlX+L0MQ iDyWfV8acZpR+yY1fcM4uJ910/y0Mce9XqHCxJrZdqxd4FsmRUwkh5vGE10/ptlTyYTc 9z9YsK20gkekGMxG++BxvCVhnx+L3y23WHA5tWTaitu/ImZtQtNb45NlFYY5JtSAXm4Y kI2fsSLresJz3DyeVBwJnBE23vzUGV97z7r1YDQvfAYqnfzYa87kxCnnKBrpLGhRbiCU kGzw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id o6si9754690pll.591.2017.11.12.17.39.55; Sun, 12 Nov 2017 17:39:55 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751869AbdKMBjx (ORCPT + 27 others); Sun, 12 Nov 2017 20:39:53 -0500 Received: from szxga04-in.huawei.com ([45.249.212.190]:10466 "EHLO szxga04-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751676AbdKMBji (ORCPT ); Sun, 12 Nov 2017 20:39:38 -0500 Received: from 172.30.72.58 (EHLO DGGEMS403-HUB.china.huawei.com) ([172.30.72.58]) by dggrg04-dlp.huawei.com (MOS 4.4.6-GA FastPath queued) with ESMTP id DKS06519; Mon, 13 Nov 2017 09:39:25 +0800 (CST) Received: from linux-4hy3.site (10.107.193.248) by DGGEMS403-HUB.china.huawei.com (10.3.19.203) with Microsoft SMTP Server id 14.3.361.1; Mon, 13 Nov 2017 09:39:05 +0800 From: Wang Nan To: , , , , CC: Wang Nan Subject: [PATCH 2/7] perf tests: Set evlist of test__backward_ring_buffer() to !overwrite Date: Mon, 13 Nov 2017 01:38:04 +0000 Message-ID: <20171113013809.212417-3-wangnan0@huawei.com> X-Mailer: git-send-email 2.10.1 In-Reply-To: <20171113013809.212417-1-wangnan0@huawei.com> References: <20171113013809.212417-1-wangnan0@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.107.193.248] X-CFilter-Loop: Reflected X-Mirapoint-Virus-RAPID-Raw: score=unknown(0), refid=str=0001.0A090206.5A08F7CD.0067, ss=1, re=0.000, recu=0.000, reip=0.000, cl=1, cld=1, fgs=0, ip=0.0.0.0, so=2014-11-16 11:51:01, dmn=2013-03-21 17:37:32 X-Mirapoint-Loop-Id: 21ed9f37a6d18bd8fd2e94e38a30da64 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Setting overwrite in perf_evlist__mmap() is meaningless because the event in this evlist is already have 'overwrite' postfix and goes to backward ring buffer automatically. Pass 'false' to perf_evlist__mmap() to make it similar to others. Signed-off-by: Wang Nan --- tools/perf/tests/backward-ring-buffer.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) -- 2.10.1 diff --git a/tools/perf/tests/backward-ring-buffer.c b/tools/perf/tests/backward-ring-buffer.c index d233ad3..992c917 100644 --- a/tools/perf/tests/backward-ring-buffer.c +++ b/tools/perf/tests/backward-ring-buffer.c @@ -58,7 +58,7 @@ static int do_test(struct perf_evlist *evlist, int mmap_pages, int err; char sbuf[STRERR_BUFSIZE]; - err = perf_evlist__mmap(evlist, mmap_pages, true); + err = perf_evlist__mmap(evlist, mmap_pages, false); if (err < 0) { pr_debug("perf_evlist__mmap: %s\n", str_error_r(errno, sbuf, sizeof(sbuf)));