From mboxrd@z Thu Jan 1 00:00:00 1970 From: Konrad Rzeszutek Wilk Subject: Re: Live migration bug introduced in 2.6.32.16? Date: Thu, 27 Jan 2011 15:36:09 -0500 Message-ID: <20110127203609.GC4194@dumpdata.com> References: <4D41D3BA.7090602@gt.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <4D41D3BA.7090602@gt.net> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: Nathan March Cc: xen-devel@lists.xensource.com List-Id: xen-devel@lists.xenproject.org On Thu, Jan 27, 2011 at 12:21:14PM -0800, Nathan March wrote: > Hi All, > > It looks like a live migration bug may have been introduced in 2.6.32.16... Whoa.. nice job figuring out what is wrong. One question: did you try to use the git branch from Jeremy's tree as a DomU? > Anyone have any ideas on what might be going on here or how I can > debug it further? I'm completely stumped at this point, don't want > to just try applying every patch in 2.6.32.16 to see which one is > doing it. Compiling + testing all these kernels is time consuming =) git bisect is a great tool for this. You can fetch Linus's tree and the tools for this - takes only about a day to find the culprit.