From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: [PATCH 10/10] Introduce MSI message sending interface that bypass IRQ routing. Date: Sun, 09 Aug 2009 18:22:51 +0300 Message-ID: <4A7EE9CB.4010500@redhat.com> References: <1249821671-32356-1-git-send-email-gleb@redhat.com> <1249821671-32356-11-git-send-email-gleb@redhat.com> <4A7EE39E.40809@redhat.com> <20090809145245.GA4932@redhat.com> <4A7EE4BB.5070606@redhat.com> <20090809150707.GT4764@redhat.com> <4A7EE7D8.60205@redhat.com> <20090809151417.GV4764@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: kvm@vger.kernel.org To: Gleb Natapov Return-path: Received: from mx2.redhat.com ([66.187.237.31]:58529 "EHLO mx2.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752661AbZHIPQz (ORCPT ); Sun, 9 Aug 2009 11:16:55 -0400 Received: from int-mx2.corp.redhat.com (int-mx2.corp.redhat.com [172.16.27.26]) by mx2.redhat.com (8.13.8/8.13.8) with ESMTP id n79FGuwW004089 for ; Sun, 9 Aug 2009 11:16:56 -0400 In-Reply-To: <20090809151417.GV4764@redhat.com> Sender: kvm-owner@vger.kernel.org List-ID: On 08/09/2009 06:14 PM, Gleb Natapov wrote: > We don't have many users of the old interface now. So what I propose is > to retain old interface for use with old binaries, but limit the number > of GSI entries to small number. New code should use new interface. > Still, we complicate the interface for userspace. > Correct sharing is not the problem, but two levels of indirection still > is (one indirection is to find list element another is to call function > by pointer). > > irqfd can cache the entries locally if it proves to be a problem. -- error compiling committee.c: too many arguments to function