From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rusty Russell Subject: Re: [PATCHv2 03/14] virtio_ring: support event idx feature Date: Sat, 21 May 2011 12:01:13 +0930 Message-ID: <87vcx4u6mm.fsf__19141.0256702968$1305945519$gmane$org@rustcorp.com.au> References: <960f3e3b260844011b004c81dbda0661c977b79a.1305846412.git.mst@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <960f3e3b260844011b004c81dbda0661c977b79a.1305846412.git.mst@redhat.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: virtualization-bounces@lists.linux-foundation.org Errors-To: virtualization-bounces@lists.linux-foundation.org To: "Michael S. Tsirkin" Cc: Krishna Kumar , Carsten Otte , lguest@lists.ozlabs.org, Shirley Ma , kvm@vger.kernel.org, linux-s390@vger.kernel.org, netdev@vger.kernel.org, habanero@linux.vnet.ibm.com, Heiko Carstens , linux-kernel@vger.kernel.org, virtualization@lists.linux-foundation.org, steved@us.ibm.com, Christian Borntraeger , Tom Lendacky , Martin Schwidefsky , linux390@de.ibm.com List-Id: virtualization@lists.linuxfoundation.org On Fri, 20 May 2011 02:10:44 +0300, "Michael S. Tsirkin" wrote: > Support for the new event idx feature: > 1. When enabling interrupts, publish the current avail index > value to the host to get interrupts on the next update. > 2. Use the new avail_event feature to reduce the number > of exits from the guest. Applied. Thanks, Rusty.