Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756849Ab2F0Jxq (ORCPT ); Wed, 27 Jun 2012 05:53:46 -0400 Received: from mx1.redhat.com ([209.132.183.28]:52979 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754383Ab2F0Jxo (ORCPT ); Wed, 27 Jun 2012 05:53:44 -0400 Date: Wed, 27 Jun 2012 12:53:45 +0300 From: "Michael S. Tsirkin" To: Alex Williamson Cc: avi@redhat.com, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, jan.kiszka@siemens.com Subject: Re: [PATCH v2 2/6] kvm: Add missing KVM_IRQFD API documentation Message-ID: <20120627095345.GI17507@redhat.com> References: <20120627044758.23698.249.stgit@bling.home> <20120627050910.23698.82393.stgit@bling.home> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20120627050910.23698.82393.stgit@bling.home> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1632 Lines: 42 On Tue, Jun 26, 2012 at 11:09:17PM -0600, Alex Williamson wrote: > Signed-off-by: Alex Williamson Acked-by: Michael S. Tsirkin > --- > > Documentation/virtual/kvm/api.txt | 16 ++++++++++++++++ > 1 file changed, 16 insertions(+) > > diff --git a/Documentation/virtual/kvm/api.txt b/Documentation/virtual/kvm/api.txt > index 310fe50..ea9edce 100644 > --- a/Documentation/virtual/kvm/api.txt > +++ b/Documentation/virtual/kvm/api.txt > @@ -1965,6 +1965,22 @@ return the hash table order in the parameter. (If the guest is using > the virtualized real-mode area (VRMA) facility, the kernel will > re-create the VMRA HPTEs on the next KVM_RUN of any vcpu.) > > +4.76 KVM_IRQFD > + > +Capability: KVM_CAP_IRQFD > +Architectures: x86 > +Type: vm ioctl > +Parameters: struct kvm_irqfd (in) > +Returns: 0 on success, -1 on error > + > +Allows setting an eventfd to directly trigger a guest interrupt. > +kvm_irqfd.fd specifies the file descriptor to use as the eventfd and > +kvm_irqfd.gsi specifies the irqchip pin toggled by this event. When > +an event is tiggered on the eventfd, an interrupt is injected into > +the guest using the specified gsi pin. The irqfd is removed using > +the KVM_IRQFD_FLAG_DEASSIGN flag, specifying both kvm_irqfd.fd > +and kvm_irqfd.gsi. > + > > 5. The kvm_run structure > ------------------------ -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/