From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:41621) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dTQrV-0007sJ-Lt for qemu-devel@nongnu.org; Fri, 07 Jul 2017 06:51:50 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dTQrR-0004mF-89 for qemu-devel@nongnu.org; Fri, 07 Jul 2017 06:51:49 -0400 Received: from mx1.redhat.com ([209.132.183.28]:55890) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1dTQrR-0004lU-1H for qemu-devel@nongnu.org; Fri, 07 Jul 2017 06:51:45 -0400 Date: Fri, 7 Jul 2017 11:51:33 +0100 From: "Dr. David Alan Gilbert" Message-ID: <20170707105132.GD2101@work-vm> References: <20170628190047.26159-1-dgilbert@redhat.com> <20170629185525.GC2399@work-vm> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline In-Reply-To: Content-Transfer-Encoding: quoted-printable Subject: Re: [Qemu-devel] [RFC 00/29] postcopy+vhost-user/shared ram List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: =?iso-8859-1?Q?Marc-Andr=E9?= Lureau Cc: qemu-devel@nongnu.org, a.perevalov@samsung.com, maxime.coquelin@redhat.com, mst@redhat.com, quintela@redhat.com, peterx@redhat.com, lvivier@redhat.com, aarcange@redhat.com * Marc-Andr=E9 Lureau (marcandre.lureau@gmail.com) wrote: > Hi >=20 > On Thu, Jun 29, 2017 at 8:56 PM Dr. David Alan Gilbert > wrote: >=20 > > * Dr. David Alan Gilbert (git) (dgilbert@redhat.com) wrote: > > > From: "Dr. David Alan Gilbert" > > > > > > Hi, > > > This is a RFC/WIP series that enables postcopy migration > > > with shared memory to a vhost-user process. > > > It's based off current-head + Juan's load_cleanup series, and > > > Alexey's bitmap series (v4). It's very lightly tested and seems > > > to work, but it's quite rough. > > > > Marc-Andr=E9 asked if I had a git with it all applied; so here we are= : > > https://github.com/dagrh/qemu/commits/vhost > > git@github.com:dagrh/qemu.git on the vhost branch > > > > > I started looking at the series, but I am not familiar with ufd/postcop= y. > Could you update vhost-user.txt to describe the new messages? Otherwise= , > make check hangs in /x86_64/vhost-user/connect-fail (might be an unrela= ted > regression?) Thanks OK, figured that one out; it was a cleanup path for the postcopy notifier trying to remove the notifier when because we were testing a failure path the notifier hadn't been added in the first place. (That was really nasty to find, for some reason those tests refuse to generate core dumps; I ended up with a while loop doing gdb --pid $(pgrep....) to nail the qemu that was about to seg) Dave > --=20 > Marc-Andr=E9 Lureau -- Dr. David Alan Gilbert / dgilbert@redhat.com / Manchester, UK