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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 082A4C433F5 for ; Fri, 3 Dec 2021 11:51:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1380570AbhLCLyc (ORCPT ); Fri, 3 Dec 2021 06:54:32 -0500 Received: from mail.skyhub.de ([5.9.137.197]:48534 "EHLO mail.skyhub.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231944AbhLCLyb (ORCPT ); Fri, 3 Dec 2021 06:54:31 -0500 Received: from zn.tnic (dslb-088-067-202-008.088.067.pools.vodafone-ip.de [88.67.202.8]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.skyhub.de (SuperMail on ZX Spectrum 128k) with ESMTPSA id 7CBBA1EC0570; Fri, 3 Dec 2021 12:51:02 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=dkim; t=1638532262; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:in-reply-to:in-reply-to: references:references; bh=zPDfAsiEDZYwc7di78bVJXliTS+tIc4om0YLnQEcosY=; b=GuB3HfWhO3KTpiED8bs6HFOYE/kdCXYNV0IAIa/GgJGxBvLy1XPoI22vX8/cYehGvRjAUp s/zfjijqvepEcu/ulBjJsbTarW1ueD0/AsvqcqNqAxU4WgGHqWoOLQzIojvj65GV76RGR1 zq8oLTxaNuCLOS4bNnGvS1ovg32HK7M= Date: Fri, 3 Dec 2021 12:51:06 +0100 From: Borislav Petkov To: Jiaxun Yang Cc: Dave Hansen , x86@kernel.org, Thomas Gleixner , Ingo Molnar , dave.hansen@linux.intel.com, hpa@zytor.com, chang.seok.bae@intel.com, linux-kernel@vger.kernel.org Subject: Re: [RFC PATCH 00/10] x86: Allocate AVX512 xstate ondemand Message-ID: References: <20211203003636.11417-1-jiaxun.yang@flygoat.com> <822ced92-f165-3c5a-e0bf-dafa6f808b76@intel.com> <27b6387f-fa93-484e-a56e-12452a82f069@www.fastmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Dec 03, 2021 at 11:42:10AM +0000, Jiaxun Yang wrote: > If it's improper I'll drop the statement in commit message :-) Actually you should answer his question about what happens if you clear those two bits in that MSR. -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette