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 F1D353DDB0A; Thu, 20 Aug 2026 21:24:28 +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=1787261070; cv=none; b=CN8kaypeSlgn2/jDY+EcxGho3QtYttA3h/5Ruk3+N/CKhRtb4REJCGL34eb7OLixVPX/lYKdu2GxPQe1hGUyLSDgQPaMARuUlOQJ3DmPzPyYUzJU2XiHEYuh6WO+E/VRY695eL1ysbTNOeSR0QVV4KLjgNjm+nOgWc5DwyzCjK0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787261070; c=relaxed/simple; bh=wA0CT8WI38hZXYhxVdPNbW84E8ACUekVefIEIABW61w=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=FHG2SEy6Ie5xvf/sviaBazIXU+WhjFMk0j+14cn1sqeL79DVDIfk55Kj6YuTpfv4DVVJzm00B0lfsgEFJnUJMeEMGKbeYIowq2yl36m4KCSnpWP8+L7CO7IGc9ajJ25gsxd+aAjNFQsmm4DfYQHeiortb5SCMn+tZmPL9++uNgg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=E4vM3FTg; 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="E4vM3FTg" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1780A1F000E9; Thu, 20 Aug 2026 21:24:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1787261068; bh=hFufmZrUux+PQcZ6hrn5BgZH93X9ilFmbWvBLOEbjn0=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=E4vM3FTg3XRewtlYIyCl6t4PZStSWBXgaHI3wyS+xaAxkyjhgwwJdNuH0U4185Vnn tr9N+jpR+S18lIYWgpayWi5Jv2tMNanHrh/HrkcvG+05/FbxOsFx6dnYiN0Ii2UT/T ArVXJslJuPtLvHwXtzdBlSsUcDOhmMJdpr3yCMYBuvc6BsD2d6G5mKDfVv6o+RLUue GXblfeFs31Ch0LX54uiluMtXFswyZCf2ium0DyFZ7ReSFPRKk3dzgJZTHvImAT4Kfd azyHG6n/3Ma8jVpM0hZC754EhYMaTXPUW+zGHEyasFnrsk2BY/SK1mg31ZxLYnF6py 1388zBo4THrbw== Date: Thu, 20 Aug 2026 14:24:26 -0700 From: Namhyung Kim To: "Falcon, Thomas" Cc: "Rogers, Ian" , "james.clark@linaro.org" , "alexander.shishkin@linux.intel.com" , "peterz@infradead.org" , "mark.rutland@arm.com" , "linux-perf-users@vger.kernel.org" , "mingo@redhat.com" , "acme@kernel.org" , "linux-kernel@vger.kernel.org" , "jolsa@kernel.org" , "dapeng1.mi@linux.intel.com" , "Hunter, Adrian" Subject: Re: [PATCH v4 4/6] perf tools: Show memory region in perf-c2c subcommand Message-ID: References: <20260811173340.96013-1-thomas.falcon@intel.com> <20260811173340.96013-5-thomas.falcon@intel.com> <9762e0ab86bd30c9115b35fce312f7fdbf6f96df.camel@intel.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <9762e0ab86bd30c9115b35fce312f7fdbf6f96df.camel@intel.com> On Wed, Aug 19, 2026 at 10:03:58PM +0000, Falcon, Thomas wrote: > On Wed, 2026-08-19 at 11:29 -0700, Namhyung Kim wrote: > > Hello, > > > > On Mon, Aug 17, 2026 at 02:35:44PM -0700, Ian Rogers wrote: > > > On Tue, Aug 11, 2026 at 10:34 AM Thomas Falcon > > > > @@ -2898,8 +2948,9 @@ static int ui_quirks(void) > > > >         /* Fix the zero line for dcacheline column. */ > > > >         buf = fill_line(chk_double_cl ? "Double-Cacheline" : "Cacheline", > > > >                                 dim_dcacheline.width + > > > > +                               dim_dcacheline_mem_region.width + > > > >                                 dim_dcacheline_node.width + > > > > -                               dim_dcacheline_count.width + 4); > > > > +                               dim_dcacheline_count.width + 6); > > Do you think this needs to be handled dynamically too? Ideally it should not change anything when memory region is not available. Thanks, Namhyung > > > >         if (!buf) > > > >                 return -ENOMEM; > > > >