From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E8E5825B094 for ; Sun, 13 Sep 2026 22:34:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789338880; cv=none; b=HDfuzyLoni2n5WGXt6WcrYFPbUSlz/b3pHQNLOXXwkHrLWIvb/bog5gHmpWy61oO1ITIQMsmLrQCJy4q6nFoCyfoPFD5L4UPRp1WFx50RLPJl0Vgd9+Rl0mZijhrf57T1gXZO9S+iw8zgFXz9+qIyg+ssj1fK5ZSFviIFMOsNHk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789338880; c=relaxed/simple; bh=RIog+Wuqy5h79X1IKx1fkqltrEvZiJ4erF+lZqbYe0w=; h=From:Subject:To:Cc:In-Reply-To:References:Content-Type:Date: Message-Id; b=CfvVttnRDk8e4dEWQFvnqzc1vPqt7sjl6HbvKRni0MIlq8YAjRQUk/5Ix+Aa7mzHb+6rxhL7qwhExs7ZrHCxO/UgUeJXrySK2U/1dYy53mnfd8ujYa6K6h++A5MS4ZJkUYECRQUnxIl8x9nmZB2Ufup4iC+TuMoN/U7to8gSGvE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=CSSTn1gl; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="CSSTn1gl" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 73EEF1F000FF; Sun, 13 Sep 2026 22:34:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1789338878; bh=XaZfuBGfsdrCldIpckyL06CJ/CSQz9qqhoXm4Ztr+Zo=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=CSSTn1glt5Yx5w9SYcIAEgMTUEDva0dHrf7iMaWtgQHJLNgoHcz3zDtUE95Ls4nRA 2ZGtCx+RQCIQb+MAtz8tv1bSVy9sGwIymutcj7Uv6JwToNm2CQfzSWlPTaRMR8z75F LUeprK/dXCE97Z45p2SN1HvdTEpWa0gStjvcbSiFyWkabFGDS/g2T67UXymfCbfZJz Sd6DiO1fhxoRa1SjU26PdqdTyTOOzlygYf8Dc58UHqWuNwl9W/T68cXA7KZzrRiZP0 9TfwEX3jm/n2JOB+0SEYzkC7lDaaSpZWN2AkZpRUJ0hFTe94T/9T+SJ59ESuKQVYBK qLMramsguCEvw== From: sashiko-bot@kernel.org Subject: Re: [PATCH 1/8] perf test: Skip data_type_profiling when the PMU cannot record memory events Reply-To: sashiko-reviews@lists.linux.dev To: "Arnaldo Carvalho de Melo" Cc: linux-perf-users@vger.kernel.org In-Reply-To: <20260913222821.3353-2-acme@kernel.org> References: <20260913222821.3353-1-acme@kernel.org> <20260913222821.3353-2-acme@kernel.org> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Sun, 13 Sep 2026 22:34:37 +0000 Message-Id: <20260913223438.73EEF1F000FF@smtp.kernel.org> Precedence: bulk X-Mailing-List: linux-perf-users@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: > From: Arnaldo Carvalho de Melo >=20 > The test records with 'perf mem record' in per-thread mode and its only > guard matches one specific message: >=20 > perf mem record -o /dev/null -- true 2>&1 | \ > grep -q "failed: no PMU supports the memory events" && exit 2 >=20 > A PMU that has memory events but refuses them per-thread falls through > it, and AMD IBS does: >=20 > $ perf mem record -o /dev/null -- true > Error: > Failure to open event 'ibs_op/ldlat=3D0/u' on PMU 'ibs_op' which will b= e removed. > Invalid event (ibs_op/ldlat=3D0/u) in per-thread mode, enable system wi= de with '-a'. > [ ... ] > $ perf test "data type profiling" > 87: perf data type profiling tests : FAILED! >=20 > Assisted-by: LLM > Signed-off-by: Arnaldo Carvalho de Melo Sashiko has reviewed this patch and found no issues. It looks great! --=20 Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/20260913222821.3353= -1-acme@kernel.org?part=3D1