From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jan Kiszka Subject: Re: [PATCH] KVM: Allow host IRQ sharing for assigned PCI 2.3 devices Date: Tue, 10 Jan 2012 20:40:59 +0100 Message-ID: <4F0C944B.7040101@web.de> References: <4F0AF394.6000205@siemens.com> <20120110161748.GB17105@redhat.com> <4F0C758F.1060606@siemens.com> <20120110181014.GE17105@redhat.com> <4F0C818D.9@siemens.com> <20120110183143.GG17105@redhat.com> <4F0C86D8.3070007@siemens.com> <20120110190425.GH17105@redhat.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="------------enig323836802ABE22A3D6A588BD" Cc: Avi Kivity , Marcelo Tosatti , kvm , Alex Williamson , Jesse Barnes To: "Michael S. Tsirkin" Return-path: Received: from fmmailgate05.web.de ([217.72.192.243]:49624 "EHLO fmmailgate05.web.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756563Ab2AJTl0 (ORCPT ); Tue, 10 Jan 2012 14:41:26 -0500 Received: from moweb001.kundenserver.de (moweb001.kundenserver.de [172.19.20.114]) by fmmailgate05.web.de (Postfix) with ESMTP id 2F2B468DDC97 for ; Tue, 10 Jan 2012 20:41:05 +0100 (CET) In-Reply-To: <20120110190425.GH17105@redhat.com> Sender: kvm-owner@vger.kernel.org List-ID: This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enig323836802ABE22A3D6A588BD Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable On 2012-01-10 20:04, Michael S. Tsirkin wrote: >>> But IMO this >>> shows it is a more generic interface. >> >> I'm worried about adding something new that will soon become obsolete >> again. That's wasted effort IMHO unless we say today that there will b= e >> no in-kernel MSI-X support. >> >> Jan >=20 > Yes. But as we are adding a new interface maybe it's better to add a > more generic one? I don't insist as I don't have a specific proposal, > just something to consider. I could imagine defining an extensible IRQ masking interface, e.g. with flags that select the type, but only implementing it for INTx for now. Jan --------------enig323836802ABE22A3D6A588BD Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.16 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ iEYEARECAAYFAk8MlE8ACgkQitSsb3rl5xTKhgCguwHAXMNHQb9juJ2LFw419BZy sZAAoK4XasF2twRZGusi5a5UJuTpTy6f =PgAV -----END PGP SIGNATURE----- --------------enig323836802ABE22A3D6A588BD--