On Fri, 10 Aug 2012 11:34:32 +0800 "Peter Huang(Peng)" <[email protected]> wrote:
> Hi,All > > I searched from git-log, and found that until now we have vhost TX zero-copy > experiment feature, how > about RX zero-copy? > > For XEN, net-back also only has TX zero-copy, Is there any reason that RX > zero-copy still not implemented? > There is no guarantee that packet will ever be read by receiver. This means zero-copy could create memory back pressure stalls. -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
