From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:45738) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YQSHN-00074x-H7 for qemu-devel@nongnu.org; Tue, 24 Feb 2015 22:04:54 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YQSHG-000779-7i for qemu-devel@nongnu.org; Tue, 24 Feb 2015 22:04:53 -0500 Received: from resqmta-po-07v.sys.comcast.net ([96.114.154.166]:44219) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YQSHG-00076z-1e for qemu-devel@nongnu.org; Tue, 24 Feb 2015 22:04:46 -0500 Message-ID: <54ED3BCC.6010609@redhat.com> Date: Tue, 24 Feb 2015 20:04:44 -0700 From: Eric Blake MIME-Version: 1.0 References: <1424810331-25657-1-git-send-email-samuel.pitoiset@gmail.com> <54ECEFBD.8000200@redhat.com> <1424814826.12626.97.camel@redhat.com> In-Reply-To: <1424814826.12626.97.camel@redhat.com> Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="3b1eSvA89L8vOunJX9wNvxlXNulRk2TiV" Subject: Re: [Qemu-devel] [PATCH] vfio: allow to disable MMAP per device with -x-mmap=off option List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Alex Williamson Cc: qemu-devel@nongnu.org, Samuel Pitoiset This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --3b1eSvA89L8vOunJX9wNvxlXNulRk2TiV Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable On 02/24/2015 02:53 PM, Alex Williamson wrote: >> >> Naming it 'x-mmap' implies it is experimental and may be removed >> someday. Is there any reason why you are not proposing it as a >> permanent knob? >=20 > I actually suggested the x- prefix to Samuel because I don't think this= > is a mode that we want to officially support. It's useful for enabling= > tracing, but it's possible that doing this will break timing sensitive > devices. I therefore don't really want to put it at the fingertips of > the average user. Works for me :) > If we have a reason to call it supported at some > point later, we can always change it. Thanks, Yep, that's always an option. Easier to make something stable later when it proved worthwhile, than it is to regret making it stable now. --=20 Eric Blake eblake redhat com +1-919-301-3266 Libvirt virtualization library http://libvirt.org --3b1eSvA89L8vOunJX9wNvxlXNulRk2TiV Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 Comment: Public key at http://people.redhat.com/eblake/eblake.gpg Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ iQEcBAEBCAAGBQJU7TvMAAoJEKeha0olJ0NqHv0H/RuFhIF8gXszCdndC8RdLwNQ 70zkuqLHD5VFkbD5PPxyuHhGRK0+FpudsGoTtAmZlY6pdki1byTLXjnWoZE8QZ4U vPaHF7FD6zhZZJfY+5LFw4uK8NLHmAlxeW6iADqp9jdqcMxIFMRc/IbI+kK0MqXc qIRdrUv7DJkL4WUmawPsqGFo3RFiT1PccIrgSrmJGidamh+I3aZHztBlW06+l1nH WZFXTCS1o74kXdWSvECe0q7Ph+43YgPqjaXtlZvSCjdfEIO3iZyF1YtI2LDB7HCk u2pQZCLHl0mZ8a68l7N1W+tpEdB5t7r20CoaJcjoe1qVOKEWZ/JfAO5w/ZzxsCg= =jGVb -----END PGP SIGNATURE----- --3b1eSvA89L8vOunJX9wNvxlXNulRk2TiV--