From mboxrd@z Thu Jan 1 00:00:00 1970 From: Matias Zabaljauregui Subject: Re: [PATCH 4/5] lguest: use KVM hypercalls Date: Wed, 15 Apr 2009 11:55:33 -0300 Message-ID: <1239807333.18328.20.camel@zetabook> References: <200903271022.38244.rusty@rustcorp.com.au> <1239273165.5687.10.camel@odie.local> <1239639939.31741.8.camel@zetabook> <200904151812.23318.rusty@rustcorp.com.au> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <200904151812.23318.rusty-8n+1lVoiYb80n/F98K4Iww@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: lguest-bounces+glkvl-lguest=m.gmane.org-mnsaURCQ41sdnm+yROfE0A@public.gmane.org Errors-To: lguest-bounces+glkvl-lguest=m.gmane.org-mnsaURCQ41sdnm+yROfE0A@public.gmane.org To: Rusty Russell Cc: lguest-mnsaURCQ41sdnm+yROfE0A@public.gmane.org, Patrick McHardy , virtualization-qjLDD68F18O7TbgM5vRIOg@public.gmane.org List-Id: virtualization@lists.linuxfoundation.org Hi, On Wed, 2009-04-15 at 18:12 +0930, Rusty Russell wrote: > On Tue, 14 Apr 2009 01:55:39 am Matias Zabaljauregui wrote: > > > > BTW, shouldn't this also affect my test boxes if this were the case? > > > > > > > Could be the timing differences between our boxes I guess? > > > > I haven't read COW code, but I cannot figure out how CPU timing > > differences could affect a logic driven by faults. I will investigate > > further and let you know if I can yield any conclusion. > > I first thought it was guest image layout, until I reproduced it completely > accidentally here. > > Matias, can I have a Signed-off-by for your patch (enhanced with comment > below): > I think I just missed it, sorry for the delay (i was on the road). Thanks for you fix Matias