Re: [PATCHv2 03/14] virtio_ring: support event idx feature
- To: "Michael S. Tsirkin" <mst@xxxxxxxxxx>, linux-kernel@xxxxxxxxxxxxxxx
- Subject: Re: [PATCHv2 03/14] virtio_ring: support event idx feature
- From: Rusty Russell <rusty@xxxxxxxxxxxxxxx>
- Date: Sat, 21 May 2011 12:01:13 +0930
- Cc: Carsten Otte <cotte@xxxxxxxxxx>, Christian Borntraeger <borntraeger@xxxxxxxxxx>, linux390@xxxxxxxxxx, Martin Schwidefsky <schwidefsky@xxxxxxxxxx>, Heiko Carstens <heiko.carstens@xxxxxxxxxx>, Shirley Ma <xma@xxxxxxxxxx>, lguest@xxxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx, netdev@xxxxxxxxxxxxxxx, linux-s390@xxxxxxxxxxxxxxx, kvm@xxxxxxxxxxxxxxx, Krishna Kumar <krkumar2@xxxxxxxxxx>, Tom Lendacky <tahm@xxxxxxxxxxxxxxxxxx>, steved@xxxxxxxxxx, habanero@xxxxxxxxxxxxxxxxxx
- In-reply-to: <960f3e3b260844011b004c81dbda0661c977b79a.1305846412.git.mst@xxxxxxxxxx>
- References: <cover.1305846412.git.mst@xxxxxxxxxx> <960f3e3b260844011b004c81dbda0661c977b79a.1305846412.git.mst@xxxxxxxxxx>
- User-agent: Notmuch/0.5 (http://notmuchmail.org) Emacs/23.2.1 (i686-pc-linux-gnu)
On Fri, 20 May 2011 02:10:44 +0300, "Michael S. Tsirkin" <mst@xxxxxxxxxx> 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.
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