From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_PASS,T_DKIMWL_WL_HIGH,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6C717C433F4 for ; Sun, 26 Aug 2018 11:20:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 248FA208E8 for ; Sun, 26 Aug 2018 11:20:59 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="vv/9eSXg" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 248FA208E8 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726883AbeHZPDN (ORCPT ); Sun, 26 Aug 2018 11:03:13 -0400 Received: from mail.kernel.org ([198.145.29.99]:40882 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726415AbeHZPDN (ORCPT ); Sun, 26 Aug 2018 11:03:13 -0400 Received: from devbox (NE2965lan1.rev.em-net.ne.jp [210.141.244.193]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id D4C68208E8; Sun, 26 Aug 2018 11:20:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1535282456; bh=yw/3i9GhjgSLvLnw6vW4t6D+dVgpSgn22fTKn2on7Bg=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=vv/9eSXggaSzSTnOssNFkzoNBiKItcVHbgOaQFALJMcoNnYsWul3C4uybEyBalzlP zoJr9dzIWSCO+5/F/WBiRjBfVXOnjZENPS2+ng81mbFBsrDfbELMHeD9iKp5dQIZP6 +kKisAjzWirpUMD0bXrdSbo04Q0AhJ4McVAUuO+M= Date: Sun, 26 Aug 2018 20:20:54 +0900 From: Masami Hiramatsu To: Steven Rostedt Cc: Shuah Khan , Ingo Molnar , linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 26/32] selftests/ftrace: Add trace_pipe testcase Message-Id: <20180826202054.897d7ae94b0a024e2b326c47@kernel.org> In-Reply-To: <20180824192629.42c8e906@gandalf.local.home> References: <153443695002.23257.13628220023468200991.stgit@devbox> <153443768729.23257.2645114356784631107.stgit@devbox> <20180824192629.42c8e906@gandalf.local.home> X-Mailer: Sylpheed 3.5.1 (GTK+ 2.24.31; x86_64-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 24 Aug 2018 19:26:29 -0400 Steven Rostedt wrote: > On Fri, 17 Aug 2018 01:41:27 +0900 > Masami Hiramatsu wrote: > > > Add a simple testcase for trace_pipe which can consume > > ringbuffer. > > > > Signed-off-by: Masami Hiramatsu > > --- > > .../selftests/ftrace/test.d/00basic/trace_pipe.tc | 15 +++++++++++++++ > > 1 file changed, 15 insertions(+) > > create mode 100644 tools/testing/selftests/ftrace/test.d/00basic/trace_pipe.tc > > > > diff --git a/tools/testing/selftests/ftrace/test.d/00basic/trace_pipe.tc b/tools/testing/selftests/ftrace/test.d/00basic/trace_pipe.tc > > new file mode 100644 > > index 000000000000..a7dd6fda487a > > --- /dev/null > > +++ b/tools/testing/selftests/ftrace/test.d/00basic/trace_pipe.tc > > @@ -0,0 +1,15 @@ > > +#!/bin/sh > > +# SPDX-License-Identifier: GPL-2.0 > > +# description: trace_pipe and trace_marker > > Should add: > > # flags: instance Ah, right! Thanks! > > -- Steve > > > + > > +[ ! -f trace_marker ] && exit_unsupported > > + > > +echo "test input 1" > trace_marker > > + > > +: "trace interface never consume the ring buffer" > > +grep -q "test input 1" trace > > +grep -q "test input 1" trace > > + > > +: "trace interface never consume the ring buffer" > > +head -n 1 trace_pipe | grep -q "test input 1" > > +! grep -q "test input 1" trace > -- Masami Hiramatsu