Subject: Re: [RFC PATCH 2/2] macvtap: TX zero copy between guest and host kernel

From: Shirley Ma <[email-masked]>
Date: Tue, 14 Sep 2010 09:00:25 -0700

On Tue, 2010-09-14 at 17:22 +0200, Michael S. Tsirkin wrote:
> I would expect this to hurt performance significantly.
> We could do this for asynchronous requests only to avoid the
> slowdown. 

Is kiocb in sendmsg helpful here? It is not used now.

Shirley