From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rusty Russell Subject: Re: Extending boot protocol & bzImage for paravirt_ops Date: Sun, 27 May 2007 10:10:04 +1000 Message-ID: <1180224604.29340.4.camel@localhost.localdomain> References: <4656FB8F.4090604@goop.org> <1180174691.650.8.camel@localhost.localdomain> <4658C72E.9030205@goop.org> Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <4658C72E.9030205@goop.org> Sender: linux-kernel-owner@vger.kernel.org To: Jeremy Fitzhardinge Cc: "Eric W. Biederman" , Chris Wright , "H. Peter Anvin" , Virtualization Mailing List , Linux Kernel Mailing List List-Id: virtualization@lists.linuxfoundation.org On Sun, 2007-05-27 at 00:47 +0100, Jeremy Fitzhardinge wrote: > Rusty Russell wrote: > > You also want to skip the cli: perhaps a separate flag for this is > > appropriate though. > > > > Not a problem for Xen; it will be trapped+emulated (ie, ignored). Well, I could do that for lguest as a special case, I guess. Seems icky tho. hpa wrote: > Do we have *any* environment that enters the 32-bit code with interrupts > enabled? I would think that is unsafe no matter how you do it. Yeah, the cli there seems strange: maybe it's safe to simply delete it? Cheers, Rusty.