From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965897AbbDWAXL (ORCPT ); Wed, 22 Apr 2015 20:23:11 -0400 Received: from mga14.intel.com ([192.55.52.115]:17527 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965805AbbDWAXJ (ORCPT ); Wed, 22 Apr 2015 20:23:09 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.11,627,1422950400"; d="scan'208";a="713946623" From: "Yu, Fenghua" To: "Hansen, Dave" , "H. Peter Anvin" , Ingo Molnar , Thomas Gleixner , "Mallick, Asit K" , "Williamson, Glenn P" CC: linux-kernel , x86 Subject: RE: [PATCH Bugfix v2 2/4] x86/xsaves: Define and use user_xstate_size for xstate size in signal context Thread-Topic: [PATCH Bugfix v2 2/4] x86/xsaves: Define and use user_xstate_size for xstate size in signal context Thread-Index: AQHQfLiIAUQT0wolI0CMCliWpUsyaZ1Z1M2A//+Mf9CAAIEuAP//kJ/ggAC/sYD//4rfYA== Date: Thu, 23 Apr 2015 00:23:06 +0000 Message-ID: <3E5A0FA7E9CA944F9D5414FEC6C712205C8CF9F8@ORSMSX106.amr.corp.intel.com> References: <1429678319-61356-1-git-send-email-fenghua.yu@intel.com> <1429678319-61356-3-git-send-email-fenghua.yu@intel.com> <5537EC31.7080808@intel.com> <3E5A0FA7E9CA944F9D5414FEC6C712205C8CE779@ORSMSX106.amr.corp.intel.com> <5537F7AA.3010609@intel.com> <3E5A0FA7E9CA944F9D5414FEC6C712205C8CF9CF@ORSMSX106.amr.corp.intel.com> <55383B09.3080703@intel.com> In-Reply-To: <55383B09.3080703@intel.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.22.254.139] Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: 8bit X-MIME-Autoconverted: from base64 to 8bit by nfs id t3N0NIRe024411 > From: Hansen, Dave > Sent: Wednesday, April 22, 2015 5:21 PM > To: Yu, Fenghua; H. Peter Anvin; Ingo Molnar; Thomas Gleixner; Mallick, Asit > K; Williamson, Glenn P > Cc: linux-kernel; x86 > Subject: Re: [PATCH Bugfix v2 2/4] x86/xsaves: Define and use > user_xstate_size for xstate size in signal context > > On 04/22/2015 05:06 PM, Yu, Fenghua wrote: > > Xsave->xsave_hdr.xstate_bv is equal to pcntxt_mask (see > > setup_init_fpu_buf()). > > This is going to be a long thread. But, let's take it a step at a time. > > Do you agree that this earlier statement is incorrect? The statement is incorrect. But the code is correct. Thanks. -Fenghua {.n++%ݶw{.n+{G{ayʇڙ,jfhz_(階ݢj"mG?&~iOzv^m ?I