Re: [Qemu-devel] updated: kvm networking todo wiki

[Rusty Russell]

Stefan Hajnoczi <address@hidden> writes:
> On Thu, May 30, 2013 at 7:23 AM, Rusty Russell <address@hidden> wrote:
>> On the receive side, what can we do better than readv?  If we need to
>> return to userspace to tell the guest that we've got a new packet, we
>> don't win on latency.  We might reduce syscall overhead with a
>> multi-dimensional readv to read multiple packets at once?
>
> Sounds like recvmmsg(2).

Wow... the future is here, today!

Thanks,
Rusty.