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 Received: from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 51AC31112240 for ; Wed, 1 Apr 2026 23:48:20 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [127.0.0.1]) by lists.ozlabs.org (Postfix) with ESMTP id 4fmMBB5CBcz2yZc; Thu, 02 Apr 2026 10:48:18 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; arc=none smtp.remote-ip=172.234.252.31 ARC-Seal: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1775087298; cv=none; b=c7kCdLdyx99fi3xDWQA08Oxhc0nCH196/taEJpWtdmiGZC+PkwkO4LoBcJwsEoF5rEgnYT0bx4uZvdQnk40YohVz6BaBxhgIYtMBt3fDDCHbjbR1HTS7If9tzC0AS4xPQLbA+MHOW6Z9VOcV9C3d+9zQkbuHgx9lZE2bF8/e2pbGDWFgo4pbCU+d/4S2CL3nB2DxwJ6oHATNtTDcJ94wQ58biBaS88Q9AyCBj45KtNSZ4ZvgN4UbyGqXVHReEfhxwjylTlrWyAWX2tC8XFTbnj8zNzpW4dD+OPKPD2tFuVjXzTxAx1aAo8lTWyOW75c7hcE/pdA8KcNE699ddNaTyg== ARC-Message-Signature: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1775087298; c=relaxed/relaxed; bh=ndnQKZtZzxkSv7mv7ZJyOde3vGaKYjewT1aqtRj2w6c=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=Sw2Yaz9x4KUzRd/+pHdbqdCABB3ajVj3KgoRyAjhiXVCBEqL7hgTftbWuBgZ3O/c6a+OXDqCj6Rm9FJ/auj9UMYPOCYPUKJiCbI4uj5S4V7Mhd/hRTX0Ske6zeEn5pLijEDspFyff2apfrg4t9SkjtXj/1Xigna0EF4AZnxJrT0+5KupqtcRPAiHjV8QnjEd5s19he9YP93CC4rqXPbMILUWFnCt0WvYVuEmkBvU+waL6N746Y+39J3HNQwGK1ToXMG3F1BRERD3fm2xhJh8YmfFDi8SgbanHbY4hVVxCqGHeq7+6P4dP0qL/j3bYiX+dOG2rWTO7Wf02CrRSCKGRA== ARC-Authentication-Results: i=1; lists.ozlabs.org; dmarc=pass (p=quarantine dis=none) header.from=kernel.org; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20201202 header.b=K6mfWRRo; dkim-atps=neutral; spf=pass (client-ip=172.234.252.31; helo=sea.source.kernel.org; envelope-from=namhyung@kernel.org; receiver=lists.ozlabs.org) smtp.mailfrom=kernel.org Authentication-Results: lists.ozlabs.org; dmarc=pass (p=quarantine dis=none) header.from=kernel.org Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20201202 header.b=K6mfWRRo; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=kernel.org (client-ip=172.234.252.31; helo=sea.source.kernel.org; envelope-from=namhyung@kernel.org; receiver=lists.ozlabs.org) Received: from sea.source.kernel.org (sea.source.kernel.org [172.234.252.31]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange x25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4fmMB96tSvz2ySk for ; Thu, 02 Apr 2026 10:48:17 +1100 (AEDT) Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 84FDA444EF; Wed, 1 Apr 2026 23:48:15 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id B39E2C116C6; Wed, 1 Apr 2026 23:48:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1775087295; bh=NGZttMNJ9EWXO/Q81Wa5rkHXP+XklwmmmSU7SV71jlw=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=K6mfWRRo+anvEdrq+IIbqrL6UiwyXlPhr70lg2ciUAhs0P+tjbMRbVvay0NF4jRna zGlIFHaNhu+drsEi5vynwiCHjwad0DebcTunXFG+hzgSigh6GQ8/Hl6oyn8tHP7JsF 4f9urXtA3wiSxQrm1RCr3YOXZ/1vz7361cq49AN1ymCJoEzPgJuw3Y8oupQWPIa7hd vwrn1Uid5A9vf3rBpe7nA9zZo8bMAGPUJaCVplrVpPd8Gel2j7NvbQaueXbGs6yZt7 4t3Fhq8FaH4kGY1vKwIE+C4CEgnkxMCc3pCXfIjQ/7IsesA+qFJfiogJSNhiagpHmV wJnkW6xGMBqjA== Date: Wed, 1 Apr 2026 16:48:13 -0700 From: Namhyung Kim To: Ian Rogers Cc: Venkat , Athira Rajeev , Thomas Falcon , acme@kernel.org, jolsa@kernel.org, adrian.hunter@intel.com, vmolnaro@redhat.com, mpetlan@redhat.com, tmricht@linux.ibm.com, maddy@linux.ibm.com, linux-perf-users@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, hbathini@linux.vnet.ibm.com, Tejas.Manhas1@ibm.com, Tanushree.Shah@ibm.com, Shivani.Nittor@ibm.com Subject: Re: [PATCH] tools/perf/test: Check for perf stat return code in perf all PMU test Message-ID: References: <20260315105751.86835-1-atrajeev@linux.ibm.com> <7B7E5C6C-D15A-4B79-925B-B5F3EDD84774@linux.ibm.com> X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: On Wed, Apr 01, 2026 at 01:40:47PM -0700, Ian Rogers wrote: > This looks like a latent Intel cpu_atom PMU bug. Thomas, wdyt? Are you ok with the change itself then? I'm not sure what's the expectation when the test runs with a regular user. I assume the intention of this change is running as root.. Thanks, Namhyung