From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.13]) (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 BD1FB143759; Fri, 13 Dec 2024 19:20:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.13 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734117615; cv=none; b=AIJwfs85ze/R/tIsXtNY2v2rylYCbulTV2Cz13ibCxb/7MpuAxgL1YAXBe29XHU/MlIBZ5uursQIfTIUvH1bEmXn7gRk5uDsbUbeEdH4ADfnrNFzzkwXoUpMk8omJKWsUUJo+6ZFaj1S45OyhZFzyD8bYLUsFLrkThQ+fe4F1Uw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734117615; c=relaxed/simple; bh=3c84IUkt6glDkOB8WUfsrG0h2gPK8RhuScV3B4H56ec=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=ULDBw21OZN0rX+qu1cf9ntYjhSOeNVGYzhgKX3vJ6HOh7f0fErqrzLQQs6w7TTqrauYJ2YNo5RqlFT8JNGRez+anQaQjb+2PiS8ffshoMvVDo8EWIGMSYLxS13DGezcxbq+eqxZVVoL9jShGRnLqlgz6x4OH6wzYP7CmScYdac4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=muk+wy23; arc=none smtp.client-ip=192.198.163.13 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="muk+wy23" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1734117612; x=1765653612; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=3c84IUkt6glDkOB8WUfsrG0h2gPK8RhuScV3B4H56ec=; b=muk+wy23wV0djaR2TvsSJxrfr+LM90INMLGLS4goMkAvYjsH6wOCk1IB k4JpDeexACbQp3NESbCInGuS5IFNQL8E+NDE7xA/wtiVp3+2MGT/SKHgK ZX8DkiNfNSWdPw0KYOBUa41vjAZY/9/byDtHoe4SBzjICIO/VNC/jJRPr UUxFq5qzGF9BHNpCG9QOxpf/9/UVCKVOJJktnTZEY9MklRGhxUpBn7lmS 5vYGh2XZdegORoX5ak93nh4Zz9WKhhCyYtWOApjOoUWCvMCnHaBPuHHre j4PIwT//4bcXLUO1enulQGRUiw+XtK381swuFae/9ur8uu4XbipGN1iym w==; X-CSE-ConnectionGUID: +r50rPhzSTCUvTNACdIb+w== X-CSE-MsgGUID: k2ScqTBZQI6++ZQWgUo0kw== X-IronPort-AV: E=McAfee;i="6700,10204,11285"; a="37426535" X-IronPort-AV: E=Sophos;i="6.12,232,1728975600"; d="scan'208";a="37426535" Received: from orviesa005.jf.intel.com ([10.64.159.145]) by fmvoesa107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 13 Dec 2024 11:20:12 -0800 X-CSE-ConnectionGUID: T0/wGWnkTVuZMGcZ2ut1sg== X-CSE-MsgGUID: gxKlCyJHQa2beiyQ0Ltc+Q== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.12,224,1728975600"; d="scan'208";a="101583187" Received: from agluck-desk3.sc.intel.com (HELO agluck-desk3) ([172.25.222.70]) by orviesa005-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 13 Dec 2024 11:20:12 -0800 Date: Fri, 13 Dec 2024 11:20:10 -0800 From: "Luck, Tony" To: Kyle Meyer Cc: bp@alien8.de, james.morse@arm.com, mchehab@kernel.org, rric@kernel.org, qiuxu.zhuo@intel.com, linux-edac@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2] EDAC/{i10nm,skx,skx_common}: Support UV systems Message-ID: References: <20241213012549.43099-1-kyle.meyer@hpe.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=us-ascii Content-Disposition: inline In-Reply-To: <20241213012549.43099-1-kyle.meyer@hpe.com> On Thu, Dec 12, 2024 at 07:25:49PM -0600, Kyle Meyer wrote: > The 3-bit source IDs in PCI configuration space registers, used to map > devices to sockets, are limited to 8 unique IDs, and each ID is local to > a UPI/QPI domain. > > Source IDs cannot be used to map devices to sockets on UV systems > because they can exceed 8 sockets and have multiple UPI/QPI domains with > identical, repeating source IDs. > > Use NUMA information to get package IDs instead of source IDs on UV > systems, and use package/source IDs to name IMC information structures. > > Signed-off-by: Kyle Meyer Applied to RAS tree for v6.14 merge. Thanks -Tony