From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:38953) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aqKG6-0001EF-AS for qemu-devel@nongnu.org; Wed, 13 Apr 2016 08:51:03 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1aqKG2-0000FP-B0 for qemu-devel@nongnu.org; Wed, 13 Apr 2016 08:51:02 -0400 Received: from mx1.redhat.com ([209.132.183.28]:57942) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aqKG1-0000FK-Vk for qemu-devel@nongnu.org; Wed, 13 Apr 2016 08:50:58 -0400 Date: Wed, 13 Apr 2016 13:50:53 +0100 From: "Dr. David Alan Gilbert" Message-ID: <20160413125053.GC2270@work-vm> References: <20160412175501.GB6415@work-vm> <20160413080545.GA2270@work-vm> <20160413114103.GB2270@work-vm> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20160413114103.GB2270@work-vm> Subject: Re: [Qemu-devel] post-copy is broken? List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: "Li, Liang Z" , aarcange@redhat.com Cc: Amit Shah , "qemu-devel@nongnu.org" , "quintela@redhat.com" * Dr. David Alan Gilbert (dgilbert@redhat.com) wrote: > + if ( ((b + 1) % 255) == last_byte && !hit_edge) { Ahem, that should be 256. I'm going to bisect the kernel and see where we get to. Andrea's userfaultfd self-test passes on 2.5, so it's something more subtle. Dave -- Dr. David Alan Gilbert / dgilbert@redhat.com / Manchester, UK