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=-16.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable 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 0D5CAC2B9F4 for ; Tue, 22 Jun 2021 18:06:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id EB961611CE for ; Tue, 22 Jun 2021 18:06:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232937AbhFVSIe (ORCPT ); Tue, 22 Jun 2021 14:08:34 -0400 Received: from mail.kernel.org ([198.145.29.99]:58958 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232986AbhFVSHj (ORCPT ); Tue, 22 Jun 2021 14:07:39 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 077666102A; Tue, 22 Jun 2021 18:05:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1624385123; bh=xOr3aNQ3y835jCNRsNEiusqupvJHo+M8yZ7YyWDeqTM=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=E3pe/RwwsR7ftBaU/Mz28Rub+psTYf5StzRVhQvDEA+Vq8JVPnWsj7s8CvHrksTfu PLYh1GjY1y9yvNtoEw9MfJ033KzIfVh4v8j7js/VtcEJRaqwzs+1L5t9CXqznjvvxr GNJ3V/ZiWh8DbGcIFuuFOKpP3Q8LLszHhKDCme4vMGfsBN3yFisorBbddcnkPk1JQP 5A/Tn5sne8AixOfhlRpQsEpzg+BczkOG7mCWoi1zodFjIv52dGP106KButUPBB/edo AA+wY0UR8nOGsAY4L7vEy1xsdu2l2bL1T96gZAv7XEZImT1L4y4+joKh8LK/D9YNJr rZ9Z35tFgcZpQ== Received: by quaco.ghostprotocols.net (Postfix, from userid 1000) id 332C840F21; Tue, 22 Jun 2021 15:05:21 -0300 (-03) Date: Tue, 22 Jun 2021 15:05:21 -0300 From: Arnaldo Carvalho de Melo To: Ian Rogers Cc: Peter Zijlstra , Ingo Molnar , Mark Rutland , Alexander Shishkin , Jiri Olsa , Namhyung Kim , Song Liu , linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org, bpf@vger.kernel.org Subject: Re: [PATCH v2 2/3] perf test: Add verbose skip output for bpf counters Message-ID: References: <20210621215648.2991319-1-irogers@google.com> <20210621215648.2991319-2-irogers@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210621215648.2991319-2-irogers@google.com> X-Url: http://acmel.wordpress.com Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Em Mon, Jun 21, 2021 at 02:56:47PM -0700, Ian Rogers escreveu: > Provide additional context for when the stat bpf counters test skips. Ditto > Signed-off-by: Ian Rogers > --- > tools/perf/tests/shell/stat_bpf_counters.sh | 8 +++++++- > 1 file changed, 7 insertions(+), 1 deletion(-) > > diff --git a/tools/perf/tests/shell/stat_bpf_counters.sh b/tools/perf/tests/shell/stat_bpf_counters.sh > index 22eb31e48ca7..85eb689fe202 100755 > --- a/tools/perf/tests/shell/stat_bpf_counters.sh > +++ b/tools/perf/tests/shell/stat_bpf_counters.sh > @@ -22,7 +22,13 @@ compare_number() > } > > # skip if --bpf-counters is not supported > -perf stat --bpf-counters true > /dev/null 2>&1 || exit 2 > +if ! perf stat --bpf-counters true > /dev/null 2>&1; then > + if [ "$1" == "-v" ]; then > + echo "Skipping: --bpf-counters not supported" > + perf --no-pager stat --bpf-counters true || true > + fi > + exit 2 > +fi > > base_cycles=$(perf stat --no-big-num -e cycles -- perf bench sched messaging -g 1 -l 100 -t 2>&1 | awk '/cycles/ {print $1}') > bpf_cycles=$(perf stat --no-big-num --bpf-counters -e cycles -- perf bench sched messaging -g 1 -l 100 -t 2>&1 | awk '/cycles/ {print $1}') > -- > 2.32.0.288.g62a8d224e6-goog > -- - Arnaldo