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=-5.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,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 729BEC433E0 for ; Fri, 29 Jan 2021 20:46:10 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 01A6964DE3 for ; Fri, 29 Jan 2021 20:46:09 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 01A6964DE3 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=alien8.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 2C5928D0003; Fri, 29 Jan 2021 15:46:09 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 2774C8D0001; Fri, 29 Jan 2021 15:46:09 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 13E3D8D0003; Fri, 29 Jan 2021 15:46:09 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0198.hostedemail.com [216.40.44.198]) by kanga.kvack.org (Postfix) with ESMTP id F1B118D0001 for ; Fri, 29 Jan 2021 15:46:08 -0500 (EST) Received: from smtpin11.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with ESMTP id B3A261DFF for ; Fri, 29 Jan 2021 20:46:08 +0000 (UTC) X-FDA: 77759994816.11.sense70_451318d275ab Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin11.hostedemail.com (Postfix) with ESMTP id 8D20D180F8B86 for ; Fri, 29 Jan 2021 20:46:08 +0000 (UTC) X-HE-Tag: sense70_451318d275ab X-Filterd-Recvd-Size: 3191 Received: from mail.skyhub.de (mail.skyhub.de [5.9.137.197]) by imf17.hostedemail.com (Postfix) with ESMTP for ; Fri, 29 Jan 2021 20:46:07 +0000 (UTC) Received: from zn.tnic (p200300ec2f0c9a00329c23fffea6a903.dip0.t-ipconnect.de [IPv6:2003:ec:2f0c:9a00:329c:23ff:fea6:a903]) (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 691531EC0430; Fri, 29 Jan 2021 21:46:05 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=dkim; t=1611953165; 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=zSehSWcL9VybinDm7WII9GULh26hKSqIlgsL9Bvhs18=; b=JB568EAXEEM0A+43P+i+CDYgulgMshj/+/H0ermgIM6fBUYc07UwL5Zs6q0jMC750w0Yc/ zI/lHHYVeTc25RsvGjZ4dn9nVAf/Ube4zuVvwJtBopH3bX9uPMp/zH1RD7FdoMcmaJcb65 5puJv2axJ9yH67zksU8gQS8Ug0enlc8= Date: Fri, 29 Jan 2021 21:46:01 +0100 From: Borislav Petkov To: Dave Hansen Cc: Andy Lutomirski , Yu-cheng Yu , x86@kernel.org, "H. Peter Anvin" , Thomas Gleixner , Ingo Molnar , linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, linux-mm@kvack.org, linux-arch@vger.kernel.org, linux-api@vger.kernel.org, Arnd Bergmann , Andy Lutomirski , Balbir Singh , Cyrill Gorcunov , Dave Hansen , Eugene Syromiatnikov , Florian Weimer , "H.J. Lu" , Jann Horn , Jonathan Corbet , Kees Cook , Mike Kravetz , Nadav Amit , Oleg Nesterov , Pavel Machek , Peter Zijlstra , Randy Dunlap , "Ravi V. Shankar" , Vedvyas Shanbhogue , Dave Martin , Weijiang Yang , Pengfei Xu Subject: Re: [PATCH v18 02/25] x86/cet/shstk: Add Kconfig option for user-mode control-flow protection Message-ID: <20210129204601.GG27841@zn.tnic> References: <40a5a9b5-9c83-473d-5f62-a16ecde50f2a@intel.com> <86F8CE62-A94B-46BD-9A29-DBE1CC14AA83@amacapital.net> <58d5f029-ee8a-ca93-f0e6-0278db22e208@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <58d5f029-ee8a-ca93-f0e6-0278db22e208@intel.com> X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Fri, Jan 29, 2021 at 12:33:43PM -0800, Dave Hansen wrote: > In that case is there any reason to keep the "depends on CPU_SUP_INTEL"? Probably not. I haven't heard of the AMD implementation being somehow different from Intel's. -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette