Re: [Qemu-devel] [PATCH v2 0/6] Add netmap backend offloadings support

2014-01-16 Thread Stefan Hajnoczi
On Thu, Jan 16, 2014 at 04:00:36PM +0100, Vincenzo Maffione wrote: > 2014/1/16 Stefan Hajnoczi > > > On Tue, Jan 14, 2014 at 11:59:44AM +0100, Vincenzo Maffione wrote: > > > (3) There is actually an important problem. In the previous patch > > version, TCP/UDP traffic was > > > supported betw

Re: [Qemu-devel] [PATCH v2 0/6] Add netmap backend offloadings support

2014-01-16 Thread Vincenzo Maffione
2014/1/16 Stefan Hajnoczi > On Tue, Jan 14, 2014 at 11:59:44AM +0100, Vincenzo Maffione wrote: > > (3) There is actually an important problem. In the previous patch > version, TCP/UDP traffic was > > supported between two guests attached to a VALE switch if and only > if both guests use (or >

Re: [Qemu-devel] [PATCH v2 0/6] Add netmap backend offloadings support

2014-01-16 Thread Stefan Hajnoczi
On Tue, Jan 14, 2014 at 11:59:44AM +0100, Vincenzo Maffione wrote: > (3) There is actually an important problem. In the previous patch version, > TCP/UDP traffic was > supported between two guests attached to a VALE switch if and only if > both guests use (or > don't) the same offloadings

Re: [Qemu-devel] [PATCH v2 0/6] Add netmap backend offloadings support

2014-01-14 Thread Barak Wasserstrom
Vincenzo, I'm using a tap interface and in the guest virtual device i see all offloading features are disabled, even though they are enabled in the physical device. Perhaps you can help? See below related information: Bridge to the physical interface in the host: --

[Qemu-devel] [PATCH v2 0/6] Add netmap backend offloadings support

2014-01-14 Thread Vincenzo Maffione
The purpose of this patch series is to add offloadings support (TSO/UFO/CSUM) to the netmap network backend, and make it possible for the paravirtual network frontends (virtio-net and vmxnet3) to use it. In order to achieve this, these patches extend the existing net.h interface to add abstract ope