From nobody Mon Dec 29 04:57:15 2025 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1021FC4167B for ; Fri, 1 Dec 2023 05:40:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1377552AbjLAFk1 (ORCPT ); Fri, 1 Dec 2023 00:40:27 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33676 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1377560AbjLAFkF (ORCPT ); Fri, 1 Dec 2023 00:40:05 -0500 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id E141C1707; Thu, 30 Nov 2023 21:40:01 -0800 (PST) Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 3412D175D; Thu, 30 Nov 2023 21:40:48 -0800 (PST) Received: from a077893.blr.arm.com (a077893.blr.arm.com [10.162.41.8]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 1854E3F73F; Thu, 30 Nov 2023 21:39:56 -0800 (PST) From: Anshuman Khandual To: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, will@kernel.org, catalin.marinas@arm.com, mark.rutland@arm.com Cc: Anshuman Khandual , Mark Brown , James Clark , Rob Herring , Marc Zyngier , Suzuki Poulose , Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , linux-perf-users@vger.kernel.org Subject: [PATCH V15 7/8] perf: test: Remove empty lines from branch filter test output Date: Fri, 1 Dec 2023 11:09:05 +0530 Message-Id: <20231201053906.1261704-8-anshuman.khandual@arm.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20231201053906.1261704-1-anshuman.khandual@arm.com> References: <20231201053906.1261704-1-anshuman.khandual@arm.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: James Clark In the perf script command, spaces are turned into newlines. But when there is a double space this results in empty lines which fail the following inverse grep test, so strip the empty lines. Cc: Mark Rutland Cc: Arnaldo Carvalho de Melo Cc: linux-perf-users@vger.kernel.org Cc: linux-kernel@vger.kernel.org Signed-off-by: James Clark Signed-off-by: Anshuman Khandual --- tools/perf/tests/shell/test_brstack.sh | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/perf/tests/shell/test_brstack.sh b/tools/perf/tests/shel= l/test_brstack.sh index 283c9a902bbf..b1fe29bb71b3 100755 --- a/tools/perf/tests/shell/test_brstack.sh +++ b/tools/perf/tests/shell/test_brstack.sh @@ -62,7 +62,7 @@ test_filter() { echo "Testing branch stack filtering permutation ($test_filter_filter,$te= st_filter_expect)" =20 perf record -o $TMPDIR/perf.data --branch-filter $test_filter_filter,save= _type,u -- ${TESTPROG} > /dev/null 2>&1 - perf script -i $TMPDIR/perf.data --fields brstack | tr ' ' '\n' > $TMPDIR= /perf.script + perf script -i $TMPDIR/perf.data --fields brstack | tr ' ' '\n' | sed '/^= [[:space:]]*$/d' > $TMPDIR/perf.script =20 # fail if we find any branch type that doesn't match any of the expected = ones # also consider UNKNOWN branch types (-) --=20 2.25.1