From patchwork Mon Dec 4 16:51:04 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wang Nan X-Patchwork-Id: 120574 Delivered-To: patch@linaro.org Received: by 10.140.22.227 with SMTP id 90csp4667345qgn; Mon, 4 Dec 2017 08:53:38 -0800 (PST) X-Google-Smtp-Source: AGs4zMZ+ueQ9rROCNHIApT1l7ZiIj+gYMk9yArHrmiMa5FJbP7Yt4FsJjwcgXyvYqk4whbUPwhKF X-Received: by 10.84.132.65 with SMTP id 59mr15071492ple.146.1512406418518; Mon, 04 Dec 2017 08:53:38 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1512406418; cv=none; d=google.com; s=arc-20160816; b=WPBzwkMyarfCKOTWvk19hKm7tZPeTBVdvk3IOrQvPZA4QSv5Q7IcEaocGDOaCMrjv2 sEiiWJm3lLqAlR8nfYmVKXbx4Q8CkKL8iolg2YLm07+oqMhZdUnyOOSh8YuCrRKWdJGd XEUtnqwKD1geQN/n335WoSYNMc7K7NtYNWOlI5fNQ/uGpy4jG/KVURA9sGe7gqDeuZDf FiajBfd/HBYjnOEHiO9j1iDTpMojx393y80+lUT24+7CKieiLPbd2Mk3IWpW+sKaV1Vo cAg48dnvxLEGWJoff5xCH0O0ourqvM2Vv2iH0o6W1p9EOgac5ond0HcQnTfuGWk5gLX5 6gVQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:mime-version:message-id:date:subject:cc :to:from:arc-authentication-results; bh=7zA1Mq/LE/HJ+XI9j8bBp0heWc43m1uElfgdIVKVNLQ=; b=msuN03XgMwQDrJL3o9HvhLb88SX2iwFzeOUGgDL4JUke/1M+gZrSkh7UlJx7Ecnfbb Oxoq9Kv+6lJoBJikvJ8KsMyIXwVnzWECIZyxHGwGbto5Nx7XtEfsshF3G9M6SWgN0Yzt W2j39yiBDC3Y646T6jBrGCvKwqJQ5l4C5vR70xYNLyU2pgLalbmcRTTjuJLgG+BQEdgu mIp5Q019aEwpx0VEP7swk8vSeQ0dMMBCsJkewQ2rLEkm6urn8z9Alr+SoQrAu8pRZH0A sG8HN1qhjbrgghSHFwgSTLrCB17MhPSd3jI2BH952i4p7PJ58WB4aG/vl8AnUdxMgcxD n6aw== 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 n23si9902457pll.690.2017.12.04.08.53.38; Mon, 04 Dec 2017 08:53:38 -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 S1753371AbdLDQxU (ORCPT + 28 others); Mon, 4 Dec 2017 11:53:20 -0500 Received: from szxga04-in.huawei.com ([45.249.212.190]:2206 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752111AbdLDQxM (ORCPT ); Mon, 4 Dec 2017 11:53:12 -0500 Received: from DGGEMS408-HUB.china.huawei.com (unknown [172.30.72.58]) by Forcepoint Email with ESMTP id 954D7F3F20A21; Tue, 5 Dec 2017 00:52:57 +0800 (CST) Received: from linux-4hy3.site (10.107.193.248) by DGGEMS408-HUB.china.huawei.com (10.3.19.208) with Microsoft SMTP Server id 14.3.361.1; Tue, 5 Dec 2017 00:52:50 +0800 From: Wang Nan To: , , , , CC: , Wang Nan Subject: [PATCH v3 0/3] perf tools: perf tools: Clarify overwrite and backward, bugfix Date: Mon, 4 Dec 2017 16:51:04 +0000 Message-ID: <20171204165107.95327-1-wangnan0@huawei.com> X-Mailer: git-send-email 2.10.1 MIME-Version: 1.0 X-Originating-IP: [10.107.193.248] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Simplify patch 1/3 following Namhyung's suggestion. Context adjustment for patch 2 and 3. Wang Nan (3): perf mmap: Fix perf backward recording perf tools: Don't discard prev in backward mode perf tools: Replace 'backward' to 'overwrite' in evlist. mmap and record tools/perf/builtin-record.c | 14 +++++----- tools/perf/tests/backward-ring-buffer.c | 4 +-- tools/perf/util/evlist.c | 41 +++++++++++++++++------------- tools/perf/util/evlist.h | 2 +- tools/perf/util/mmap.c | 45 +++++++++++++++------------------ 5 files changed, 54 insertions(+), 52 deletions(-) -- 2.10.1 Acked-by: Namhyung Kim