From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from sog-mx-1.v43.ch3.sourceforge.com ([172.29.43.191] helo=mx.sourceforge.net) by sfs-ml-2.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1Qy4TD-0004ns-04 for user-mode-linux-devel@lists.sourceforge.net; Mon, 29 Aug 2011 16:13:55 +0000 Received: from a.ns.miles-group.at ([95.130.255.143] helo=radon.swed.at) by sog-mx-1.v43.ch3.sourceforge.com with esmtps (TLSv1:AES256-SHA:256) (Exim 4.76) id 1Qy4TC-0006BF-1V for user-mode-linux-devel@lists.sourceforge.net; Mon, 29 Aug 2011 16:13:54 +0000 From: Richard Weinberger Date: Mon, 29 Aug 2011 18:13:31 +0200 Message-Id: <1314634419-24766-2-git-send-email-richard@nod.at> In-Reply-To: <1314634419-24766-1-git-send-email-richard@nod.at> References: <1314634419-24766-1-git-send-email-richard@nod.at> List-Id: The user-mode Linux development list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: user-mode-linux-devel-bounces@lists.sourceforge.net Subject: [uml-devel] [PATCH 1/9] um: disable CMPXCHG_DOUBLE as it breaks UML build To: akpm@linux-foundation.org Cc: user-mode-linux-devel@lists.sourceforge.net, Thadeu Lima de Souza Cascardo , Jeff Dike , linux-kernel@vger.kernel.org, Richard Weinberger , Christoph Lameter From: Thadeu Lima de Souza Cascardo Commit b789ef518b2a7231b0668c813f677cee528a9d3f tests for cmpxchg_double support in the SLUB code and it breaks UML builds with SLUB. Since UML does not support checking for CPU features, disable CMPXCHG_DOUBLE just like CMPXCHG_LOCAL is disabled for UML. Signed-off-by: Thadeu Lima de Souza Cascardo Cc: Christoph Lameter Cc: Jeff Dike Cc: Richard Weinberger Signed-off-by: Richard Weinberger --- arch/um/Kconfig.x86 | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-) diff --git a/arch/um/Kconfig.x86 b/arch/um/Kconfig.x86 index d31ecf3..21bebe6 100644 --- a/arch/um/Kconfig.x86 +++ b/arch/um/Kconfig.x86 @@ -10,6 +10,10 @@ config CMPXCHG_LOCAL bool default n +config CMPXCHG_DOUBLE + bool + default n + source "arch/x86/Kconfig.cpu" endmenu -- 1.7.6.1 ------------------------------------------------------------------------------ EMC VNX: the world's simplest storage, starting under $10K The only unified storage solution that offers unified management Up to 160% more powerful than alternatives and 25% more efficient. Guaranteed. http://p.sf.net/sfu/emc-vnx-dev2dev _______________________________________________ User-mode-linux-devel mailing list User-mode-linux-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/user-mode-linux-devel