From patchwork Thu Dec 3 03:08:15 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wang Nan X-Patchwork-Id: 57590 Delivered-To: patch@linaro.org Received: by 10.112.155.196 with SMTP id vy4csp3254053lbb; Wed, 2 Dec 2015 19:09:30 -0800 (PST) X-Received: by 10.66.65.234 with SMTP id a10mr9821484pat.129.1449112170504; Wed, 02 Dec 2015 19:09:30 -0800 (PST) Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id c5si8827946pas.41.2015.12.02.19.09.30; Wed, 02 Dec 2015 19:09:30 -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 S1758422AbbLCDJT (ORCPT + 28 others); Wed, 2 Dec 2015 22:09:19 -0500 Received: from szxga03-in.huawei.com ([119.145.14.66]:20218 "EHLO szxga03-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758286AbbLCDIk (ORCPT ); Wed, 2 Dec 2015 22:08:40 -0500 Received: from 172.24.1.49 (EHLO szxeml428-hub.china.huawei.com) ([172.24.1.49]) by szxrg03-dlp.huawei.com (MOS 4.4.3-GA FastPath queued) with ESMTP id BRZ77346; Thu, 03 Dec 2015 11:08:32 +0800 (CST) Received: from linux-4hy3.site (10.107.193.248) by szxeml428-hub.china.huawei.com (10.82.67.183) with Microsoft SMTP Server id 14.3.235.1; Thu, 3 Dec 2015 11:08:22 +0800 From: Wang Nan To: , , CC: , , , Wang Nan Subject: [PATCH v2 3/3] perf hists browser: Reset selection when refresh Date: Thu, 3 Dec 2015 03:08:15 +0000 Message-ID: <1449112095-238769-4-git-send-email-wangnan0@huawei.com> X-Mailer: git-send-email 1.8.3.4 In-Reply-To: <1449112095-238769-1-git-send-email-wangnan0@huawei.com> References: <1449112095-238769-1-git-send-email-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=0001.0A020203.565FB232.00E6, ss=1, re=0.000, recu=0.000, reip=0.000, cl=1, cld=1, fgs=0, ip=0.0.0.0, so=2013-05-26 15:14:31, dmn=2013-03-21 17:37:32 X-Mirapoint-Loop-Id: 4a6b707412607e150fd5d58e1a485c5f Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org With following steps: Step 1: perf report Step 2: Use UP/DOWN to select an entry, don't press 'ENTER' Step 3: Use '/' to filter symbols, use a filter which returns empty result Step 4: Press 'ENTER' We see that, even if we have filter all symbols (and the main interface is empty), pressing 'ENTER' still select one symbol. This behavior surprise user. This patch resets browser->{he_,}selection in hist_browser__refresh() and let it choose default selection. In this case browser->{he_,}selection keeps NULL so user won't see annotation item in menu. Signed-off-by: Wang Nan Cc: Arnaldo Carvalho de Melo Cc: Namhyung Kim --- tools/perf/ui/browsers/hists.c | 2 ++ 1 file changed, 2 insertions(+) -- 1.8.3.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c index 7447515..d555ba9 100644 --- a/tools/perf/ui/browsers/hists.c +++ b/tools/perf/ui/browsers/hists.c @@ -1192,6 +1192,8 @@ static unsigned int hist_browser__refresh(struct ui_browser *browser) } ui_browser__hists_init_top(browser); + hb->he_selection = NULL; + hb->selection = NULL; for (nd = browser->top; nd; nd = rb_next(nd)) { struct hist_entry *h = rb_entry(nd, struct hist_entry, rb_node);