On 07/01/15 13:24, Ian Campbell wrote: > On Wed, 2015-01-07 at 13:07 +0000, David Vrabel wrote: > >> We don't use this safe unmap mechanism for netback because the zero copy >> stuff means we don't need it and the polling on the unmap is high >> latency and only good enough if the polling is needed very rarely. > > I'd think it should be rare for netback too unless your network is made > of wet string.
Hmmm. Yes, this might be worth looking at but I would prefer to do it to it as a follow up to this series. David _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org http://lists.xen.org/xen-devel
