From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeremy Fitzhardinge Subject: Re: [PATCH] xen: drop anti-dependency on X86_VISWS Date: Thu, 07 Apr 2011 11:07:38 -0700 Message-ID: <4D9DFD6A.1060200@goop.org> References: <1301828839.2837.143.camel@edumazet-laptop> <20110403.172407.91341067.davem@davemloft.net> <1301910955.23887.75.camel@zakaz.uk.xensource.com> <20110406.144515.235693855.davem@davemloft.net> <1302159483.31620.36.camel@localhost.localdomain> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1302159483.31620.36.camel@localhost.localdomain> Sender: netdev-owner@vger.kernel.org To: Ian Campbell Cc: David Miller , "randy.dunlap@oracle.com" , Jeremy Fitzhardinge , "eric.dumazet@gmail.com" , "konrad.wilk@oracle.com" , "netdev@vger.kernel.org" , "mirq-linux@rere.qmqm.pl" , "xen-devel@lists.xensource.com" , "hpa@zytor.com" , "linux-visws-devel@lists.sf.net" , "tglx@linutronix.de" , "virtualization@lists.linux-foundation.org" , "pazke@donpac.ru" , "mingo@redhat.com" List-Id: xen-devel@lists.xenproject.org On 04/06/2011 11:58 PM, Ian Campbell wrote: > On Wed, 2011-04-06 at 22:45 +0100, David Miller wrote: >> From: Ian Campbell >> Date: Mon, 4 Apr 2011 10:55:55 +0100 >> >>> You mean the "!X86_VISWS" I presume? It doesn't make sense to me either. >> No, I think 32-bit x86 allmodconfig elides XEN because of it's X86_TSC dependency. > TSC is a real dependency of the Xen interfaces. Not really. The TSC register is a requirement, but that's going to be present on any CPU which can boot Xen. We don't need any of the kernel's TSC machinery though. J