From owner-svn-src-all@FreeBSD.ORG  Fri Feb 13 15:41:29 2015
Return-Path: <owner-svn-src-all@FreeBSD.ORG>
Delivered-To: svn-src-all@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115])
 (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits))
 (No client certificate requested)
 by hub.freebsd.org (Postfix) with ESMTPS id 65EDD2DF;
 Fri, 13 Feb 2015 15:41:29 +0000 (UTC)
Received: from svn.freebsd.org (svn.freebsd.org
 [IPv6:2001:1900:2254:2068::e6a:0])
 (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))
 (Client did not present a certificate)
 by mx1.freebsd.org (Postfix) with ESMTPS id 51571F9F;
 Fri, 13 Feb 2015 15:41:29 +0000 (UTC)
Received: from svn.freebsd.org ([127.0.1.70])
 by svn.freebsd.org (8.14.9/8.14.9) with ESMTP id t1DFfTdt038530;
 Fri, 13 Feb 2015 15:41:29 GMT (envelope-from ian@FreeBSD.org)
Received: (from ian@localhost)
 by svn.freebsd.org (8.14.9/8.14.9/Submit) id t1DFfTZ3038529;
 Fri, 13 Feb 2015 15:41:29 GMT (envelope-from ian@FreeBSD.org)
Message-Id: <201502131541.t1DFfTZ3038529@svn.freebsd.org>
X-Authentication-Warning: svn.freebsd.org: ian set sender to ian@FreeBSD.org
 using -f
From: Ian Lepore <ian@FreeBSD.org>
Date: Fri, 13 Feb 2015 15:41:29 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
 svn-src-stable@freebsd.org, svn-src-stable-10@freebsd.org
Subject: svn commit: r278678 - stable/10/sys/conf
X-SVN-Group: stable-10
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
X-BeenThere: svn-src-all@freebsd.org
X-Mailman-Version: 2.1.18-1
Precedence: list
List-Id: "SVN commit messages for the entire src tree \(except for &quot;
 user&quot; and &quot; projects&quot; \)" <svn-src-all.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/options/svn-src-all>,
 <mailto:svn-src-all-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/svn-src-all/>
List-Post: <mailto:svn-src-all@freebsd.org>
List-Help: <mailto:svn-src-all-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-all>,
 <mailto:svn-src-all-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Fri, 13 Feb 2015 15:41:29 -0000

Author: ian
Date: Fri Feb 13 15:41:28 2015
New Revision: 278678
URL: https://svnweb.freebsd.org/changeset/base/278678

Log:
  MFC r276645:
  
    Don't allow clang to use fpu instructions or registers in kernel modules.

Modified:
  stable/10/sys/conf/kmod.mk
Directory Properties:
  stable/10/   (props changed)

Modified: stable/10/sys/conf/kmod.mk
==============================================================================
--- stable/10/sys/conf/kmod.mk	Fri Feb 13 15:32:31 2015	(r278677)
+++ stable/10/sys/conf/kmod.mk	Fri Feb 13 15:41:28 2015	(r278678)
@@ -126,8 +126,10 @@ CFLAGS+=	-fno-omit-frame-pointer -mno-om
 .endif
 
 # Temporary workaround for PR 196407, which contains the fascinating details.
+# Don't allow clang to use fpu instructions or registers in kernel modules.
 .if ${MACHINE_CPUARCH} == arm
 CFLAGS.clang+=	-mllvm -arm-use-movt=0
+CFLAGS.clang+=	-mfpu=none
 .endif
 
 .if ${MACHINE_CPUARCH} == powerpc