From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761721AbZEGTM0 (ORCPT ); Thu, 7 May 2009 15:12:26 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752427AbZEGTMP (ORCPT ); Thu, 7 May 2009 15:12:15 -0400 Received: from victor.provo.novell.com ([137.65.250.26]:44081 "EHLO victor.provo.novell.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750912AbZEGTMO (ORCPT ); Thu, 7 May 2009 15:12:14 -0400 Message-ID: <4A033281.8050002@novell.com> Date: Thu, 07 May 2009 15:12:01 -0400 From: Gregory Haskins User-Agent: Thunderbird 2.0.0.21 (Macintosh/20090302) MIME-Version: 1.0 To: Chris Wright CC: Avi Kivity , Gregory Haskins , linux-kernel@vger.kernel.org, kvm@vger.kernel.org, Anthony Liguori Subject: Re: [RFC PATCH 0/3] generic hypercall support References: <4A018DF2.6010301@novell.com> <20090506160712.GW3036@sequoia.sous-sol.org> <4A031471.7000406@novell.com> <4A0322F1.2000905@redhat.com> <4A032390.6030100@gmail.com> <4A032472.4030106@redhat.com> <4A03259B.3050500@gmail.com> <4A032771.6050703@redhat.com> <4A032A74.2020809@novell.com> <4A032FDD.8020209@redhat.com> <20090507190751.GE3036@sequoia.sous-sol.org> In-Reply-To: <20090507190751.GE3036@sequoia.sous-sol.org> X-Enigmail-Version: 0.95.7 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="------------enigE02DF5DE5F625B87F8E9F136" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enigE02DF5DE5F625B87F8E9F136 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Chris Wright wrote: > * Avi Kivity (avi@redhat.com) wrote: > =20 >> Gregory Haskins wrote: >> =20 >>> Cool, I will code this up and submit it. While Im at it, Ill run it= >>> through the "nullio" ringer, too. ;) It would be cool to see the >>> pv-mmio hit that 2.07us number. I can't think of any reason why this= >>> will not be the case. >>> =20 >> Don't - it's broken. It will also catch device assignment mmio and =20 >> hypercall them. >> =20 > > Not necessarily. It just needs to be creative w/ IO_COND > =20 Hi Chris, Could you elaborate? How would you know which pages to hypercall and which to let PF? -Greg --------------enigE02DF5DE5F625B87F8E9F136 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG/MacGPG2 v2.0.11 (Darwin) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iEYEARECAAYFAkoDMoEACgkQlOSOBdgZUxnJmwCfcyuG0Y4MYLRp7lAnB6SsksNd uhAAn2Q9FD8xZPfiMEqpQX0frsJEczf8 =u2bs -----END PGP SIGNATURE----- --------------enigE02DF5DE5F625B87F8E9F136--