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 X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B0B9AC433DF for ; Thu, 20 Aug 2020 18:15:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 72BD9207DE for ; Thu, 20 Aug 2020 18:15:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727053AbgHTSPT convert rfc822-to-8bit (ORCPT ); Thu, 20 Aug 2020 14:15:19 -0400 Received: from mga17.intel.com ([192.55.52.151]:44367 "EHLO mga17.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726819AbgHTSPS (ORCPT ); Thu, 20 Aug 2020 14:15:18 -0400 IronPort-SDR: DrFNCJcmLMEC+n/pCDHCGtLctmaoW0YqYGB1nK7vXaUCpJZ4VKExf2OXzO+m3kXMpGCZgfwAWY bui9zyH130eA== X-IronPort-AV: E=McAfee;i="6000,8403,9718"; a="135440282" X-IronPort-AV: E=Sophos;i="5.76,334,1592895600"; d="scan'208";a="135440282" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Aug 2020 11:15:16 -0700 IronPort-SDR: a28MDPoGhY3ZbwPZkRwnx4UXMCZSupMHkurC+C6FkeY/JDGHUBmNp/SCnIeaPn/P4aVkUYLRrM guQdsxgdmWMQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.76,334,1592895600"; d="scan'208";a="278702644" Received: from fmsmsx603-2.cps.intel.com (HELO fmsmsx603.amr.corp.intel.com) ([10.18.84.213]) by fmsmga007.fm.intel.com with ESMTP; 20 Aug 2020 11:15:16 -0700 Received: from fmsmsx612.amr.corp.intel.com (10.18.126.92) by fmsmsx603.amr.corp.intel.com (10.18.126.83) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1713.5; Thu, 20 Aug 2020 11:15:16 -0700 Received: from fmsmsx610.amr.corp.intel.com (10.18.126.90) by fmsmsx612.amr.corp.intel.com (10.18.126.92) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1713.5; Thu, 20 Aug 2020 11:15:15 -0700 Received: from fmsmsx610.amr.corp.intel.com ([10.18.126.90]) by fmsmsx610.amr.corp.intel.com ([10.18.126.90]) with mapi id 15.01.1713.004; Thu, 20 Aug 2020 11:15:15 -0700 From: "Luck, Tony" To: Yazen Ghannam , Borislav Petkov CC: "linux-edac@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "x86@kernel.org" , "Smita.KoralahalliChannabasappa@amd.com" Subject: RE: [PATCH] x86/mce: Increase maximum number of banks to 64 Thread-Topic: [PATCH] x86/mce: Increase maximum number of banks to 64 Thread-Index: AQHWdxRMOUugzLYNmEqR71NB1yUYSKlBsiQAgAAMvQD//43q0A== Date: Thu, 20 Aug 2020 18:15:15 +0000 Message-ID: <6ecac9c40d7b4491b9a87c8927a4aca6@intel.com> References: <20200820170624.1855825-1-Yazen.Ghannam@amd.com> <20200820171518.GB17271@zn.tnic> <20200820180054.GA2033274@yaz-nikka.amd.com> In-Reply-To: <20200820180054.GA2033274@yaz-nikka.amd.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: dlp-product: dlpe-windows dlp-reaction: no-action dlp-version: 11.5.1.3 x-originating-ip: [10.22.254.132] Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 8BIT MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org >> How much does vmlinux size grow with your change? >> > > It seems to get smaller. > > -rwxrwxr-x 1 yghannam yghannam 807634088 Aug 20 17:51 vmlinux-32banks > -rwxrwxr-x 1 yghannam yghannam 807634072 Aug 20 17:50 vmlinux-64banks You need to run: $ size vmlinux text data bss dec hex filename 20334755 12569682 14798924 47703361 2d7e541 vmlinux Likely the extra space is added to the third element ("bss"). That doesn't show up in the vmlinux file, but does add to memory footprint while running. -Tony