From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1794582836; b=ssqHp+2oQtXd0NELutRFqBmJU7BXBZgvHlqZbbLfphxI9FNgq5wxK6iLAVhA3UuQkSaG L+ut3na6w162yX8ntSwVuA3J7JbwJdmIdnsxw7N9JRy6COkjuzsh87FCS0x4EXuqSAZiJ 50iXziOd45YTIrM308Ncrmu0yfm4QmnxxIlskU0LURxTGCUV7Dk8MtkxHjbzYXI1/kktZ uFf78uWszVrvtwbVTJNcSU79v2ECI96+OuznWsAmJVJz7ushvD3kGZB/QSMNn6GCbW8be GZpQNUAcrdRTVa1tHdc2O9NCl6a8IhAK1KvkZhmA8FUPI6pFnZPnGglrNausmb4pzhQ== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794582836; h=Received:DKIM-Signature:Message-ID:From:Subject:Reply-To:To:Cc: In-Reply-To:References:Content-Type:Content-Transfer-Encoding:Date; bh=jvrEVxHGf2kkx1Ku6sQku37xzXaThiO3taTwWtCI0vE=; b=lD/EwvznRB0dyDBshAtZl63CpGlp3TtQ1inElgOfbQHHf/N5+Bi3KMuYkuXT1uuwQYHj y0BAZjw6BumKTZ5KcseuxjvVVTBaeSBkB8ui+CwavehRpLLqUBSiUghlrOdyyiGXxiLc6 5prZ9tN11yexwFow2Duy3VUnCMKsdVbuljHNTgYwUaEkZfKL0A396Pe5N83nX7HZV36Mo ztKR4CEiRGVmg3qaHXIcBmvpanh/pFRAIOHoOMGg/ayfT9vwoByMZUEiQinWgdHXpeMYZ TwZ+Dp9nlVTO+v+N4fRPnAtWqJLdH/FvaNVE7rCuaz/V9GHv4xUCkmyYyZZynVX64Fg== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=hUy5KRGQ; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 37FE8606A323 for ; Fri, 13 Nov 2026 15:13:56 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=hUy5KRGQ Received: by smtp.kernel.org (Postfix) with ESMTPSA id E9B0C1F000C4; Fri, 13 Nov 2026 15:13:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1794582836; bh=jvrEVxHGf2kkx1Ku6sQku37xzXaThiO3taTwWtCI0vE=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=hUy5KRGQk3BFDwdfm63sEIHQdC9hasx5L+MuGq1Y+RZe62QD1v3MIqwPTlOBOBYjL 9O0bXwynogvcmOs+Zl3X/OEn6Dt0q8M+v51AjXXgg6P6z1y+Y7roxPSyePTaEaTnWj fE6+sOMC3IiyQGuKz47oxKGsscYmnaeOvwPTv5yTtJvYuUDuAIDkH3AiM4eEN4WXx1 k851bI84pnCVpXywczKrVWlZD8VBzKsEVyavZgnBKwegGnEb4it8WVurb4+8OmgYD0 WugSYqkcxqg10XotOZa/b0EE/dnM+XsciDELh3Y5PFcaKKykqFocJBm9Imfrk17thG mMDqyknRrXeyQ== Message-ID: From: sashiko-bot@kernel.org Subject: Re: [PATCH v1 11/12] perf test: Drop samples without an IP in the dlfilter test Reply-To: sashiko-reviews@lists.linux.dev To: "Arnaldo Carvalho de Melo" Cc: linux-perf-users@vger.kernel.org In-Reply-To: <20261113150555.1163049-12-acme@kernel.org> References: <20261113150555.1163049-1-acme@kernel.org> <20261113150555.1163049-12-acme@kernel.org> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Fri, 13 Nov 2026 15:13:55 +0000 X-Mailing-List: linux-perf-users@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list > Since v7.3 the kernel zeroes PERF_SAMPLE_IP when a userspace-only event > skids into kernel mode, so that kernel register state is not exposed to > an unprivileged event (166f10836a653dfa "perf/core: Fix kernel register > info leak via hardware skid"). >=20 > The test dlfilter keeps those samples, and the check that nothing but > test_loop survives then trips on their lines: the comm column reads > "perf". Drop them, which is what the test wants, everything except > test_loop must be filtered out. >=20 > Fixes: 199d5e872a9ce737 ("perf tests script dlfilter: Add a dlfilter test= ") > Cc: Ian Rogers > Signed-off-by: Arnaldo Carvalho de Melo > Signed-off-by: Arnaldo Carvalho de Melo Sashiko has reviewed this patch and found no issues. --=20 Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/20261113150555.1163= 049-1-acme@kernel.org?part=3D11