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[209.132.180.67]) by mx.google.com with ESMTP id b189si1804536pgc.798.2018.03.14.06.05.46; Wed, 14 Mar 2018 06:06:32 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=redhat.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752018AbeCNNDe (ORCPT + 99 others); Wed, 14 Mar 2018 09:03:34 -0400 Received: from mx3-rdu2.redhat.com ([66.187.233.73]:34196 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751480AbeCNNDb (ORCPT ); Wed, 14 Mar 2018 09:03:31 -0400 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.rdu2.redhat.com [10.11.54.5]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 025E24072CC1; Wed, 14 Mar 2018 13:03:31 +0000 (UTC) Received: from treble (ovpn-122-218.rdu2.redhat.com [10.10.122.218]) by smtp.corp.redhat.com (Postfix) with SMTP id A8FF3AB58A; Wed, 14 Mar 2018 13:03:29 +0000 (UTC) Date: Wed, 14 Mar 2018 08:03:29 -0500 From: Josh Poimboeuf To: tip-bot for Andy Whitcroft Cc: linux-tip-commits@vger.kernel.org, hpa@zytor.com, dave.hansen@linux.intel.com, arjan@linux.intel.com, mingo@kernel.org, dwmw@amazon.co.uk, gregkh@linuxfoundation.org, torvalds@linux-foundation.org, apw@canonical.com, bp@alien8.de, luto@kernel.org, dan.j.williams@intel.com, tglx@linutronix.de, linux-kernel@vger.kernel.org, dwmw2@infradead.org, peterz@infradead.org Subject: Re: [tip:x86/pti] x86/speculation, objtool: Annotate indirect calls/jumps for objtool on 32-bit kernels Message-ID: <20180314130329.cmsc7mqnfrm2iop2@treble> References: <20180314112427.22351-1-apw@canonical.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.6.0.1 (2016-04-01) X-Scanned-By: MIMEDefang 2.79 on 10.11.54.5 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.7]); Wed, 14 Mar 2018 13:03:31 +0000 (UTC) X-Greylist: inspected by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.7]); Wed, 14 Mar 2018 13:03:31 +0000 (UTC) for IP:'10.11.54.5' DOMAIN:'int-mx05.intmail.prod.int.rdu2.redhat.com' HELO:'smtp.corp.redhat.com' FROM:'jpoimboe@redhat.com' RCPT:'' Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Mar 14, 2018 at 05:28:01AM -0700, tip-bot for Andy Whitcroft wrote: > Commit-ID: a14bff131108faf50cc0cf864589fd71ee216c96 > Gitweb: https://git.kernel.org/tip/a14bff131108faf50cc0cf864589fd71ee216c96 > Author: Andy Whitcroft > AuthorDate: Wed, 14 Mar 2018 11:24:27 +0000 > Committer: Ingo Molnar > CommitDate: Wed, 14 Mar 2018 13:24:31 +0100 > > x86/speculation, objtool: Annotate indirect calls/jumps for objtool on 32-bit kernels > > In the following commit: > > 9e0e3c5130e9 ("x86/speculation, objtool: Annotate indirect calls/jumps for objtool") > > ... we added annotations for CALL_NOSPEC/JMP_NOSPEC on 64-bit x86 kernels, > but we did not annotate the 32-bit path. > > Annotate it similarly. This patch has no effect because objtool only supports 64-bit kernels. -- Josh