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=1794601586; b=LCGg9XrqzuWdMGSM5R0aavyPyKkm4y3+U0PAbczErZBTFRp0LnXCMzJyj2hc2l+ypRQT TaAg6UfKeSN9Oq5rly8pxpiB+N3tgOKHeOqw35LkU8xyAJsb+O7XEwZqRUDqMAQQoUcrB mQiFYumi43cgkHrr92v+K79I6r4Igr+jyUTEPcd6LQ9jZklMu+Cm0ADjkZ46ssdrf8ulk 2Vp/Vi/2NCxL165TzaCWutcP0fZHqWXTgmvswx6FApreL7pj+rF05sjniT5irQkFUlATH ZAkaXbFl5MPGPFx6dCDPxGG2vhBPxQCl7lNdXSuPYQh6KdE7ID1rGRVFM1NMppd5E2Q== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794601586; h=Received:DKIM-Signature:Message-ID:From:Subject:Reply-To:To:Cc: In-Reply-To:References:Content-Type:Content-Transfer-Encoding:Date; bh=g0neXI4jkgpb+Wc0PkDYGiDlc9zIExrGZ9Z4nLnr3F0=; b=C4x+uHHSyHFxP/kBaV5Rv9eONMSARBFlIs1YYa+Xs1rXYpP/uRwHk98a6mW+q62K8yt4 13jV4AYQic7jBSankrxhCiGI/rlQyLgudFVxd0UKmUecRMEpEyOKTiM2T2oSxdgRPuv3u oKmb7WE3lgqKGx6IXpxud4V5lpQMFcz5xkW5o9AU/AmfpxgKlj6K2JZbDA6kRUsYtNsPr BoNmWEN5GZGGn5OnwAzO/lVxZ3fcdhKPKpUDdzDKPySNjdvrUeJkk8uLC4RPdpz4xcsKx Q+KMl7n8dzcDASM9LIGmaUz47TJesS90DpjXyvpJX8BVWdQrthCdkSbsUwqvjq40/ag== 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=TimLqnVj; 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 B1D5E606A33F for ; Fri, 13 Nov 2026 20:26:26 +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=TimLqnVj Received: by smtp.kernel.org (Postfix) with ESMTPSA id 80FC81F000C5; Fri, 13 Nov 2026 20:26:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1794601586; bh=g0neXI4jkgpb+Wc0PkDYGiDlc9zIExrGZ9Z4nLnr3F0=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=TimLqnVjAfTg4BKdME+mwFV2vnChGlCesLs2kQzm0j2WKMjYrbwiANoBf1c5gouvI TJrkz4XWsjBX/r15y4h3D8qPqWSYpO9heqE0ZriM0TPeD4SbkrRBHAHdFRB938myqt AH9oywUCH1npMBNwfIRE/SEVnF6dTmE2K3ZgoSBhiZ0a777UhbY60OeZYp8rbwsyHs oAhoytZF02oHIXG3u6tm+kMJfRQGvbaIln3vnjX1wkjKtfFU/MMT5LbrG1M2FTKWO6 cjNKm/XJOTTkADjXLCII2EmnpVNgkcXxY5ZkpDSnSV2MyKxgnB9FBoSczZ0jlc+yuF WO6rSjqxiA5Fg== Message-ID: From: sashiko-bot@kernel.org Subject: Re: [PATCH v2 10/11] 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: <20261113200850.2803460-11-acme@kernel.org> References: <20261113200850.2803460-1-acme@kernel.org> <20261113200850.2803460-11-acme@kernel.org> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Fri, 13 Nov 2026 20:26:22 +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/20261113200850.2803= 460-1-acme@kernel.org?part=3D10