Re: [ovs-dev] [PATCH v2] datapath-windows: Improved offloading on STT tunnel

2016-04-26 Thread Sairam Venugopal
Hosts after Windows 7 use LSOv2 by default. The issue is with using Windows XP VM on a Win2012R2 host. The latter will be forced to use LSOv1 since XP doesn't support V2. We discussed about this in the previous IRC meeting. You can check the history of the irc channel for more info. Regards, S

Re: [ovs-dev] [PATCH v2] datapath-windows: Improved offloading on STT tunnel

2016-04-26 Thread Alin Serdean
> >-UINT32 encapMss = OvsGetExternalMtu(switchContext) - sizeof(IPHdr) - > >sizeof(TCPHdr); > >+UINT32 encapMss = OvsGetExternalMtu(switchContext) > >+ - sizeof(IPHdr) > >+ - sizeof(TCPHdr); > > if (ipTotalLen > encapMss) { > >-lsoInfo.V

Re: [ovs-dev] [PATCH v2] datapath-windows: Improved offloading on STT tunnel

2016-04-25 Thread Sairam Venugopal
Hi Paul, Please see the comments inlined. Thanks, Sairam On 4/18/16, 1:31 PM, "Paul Boca" wrote: >Added OvsExtractLayers - populates only the layers field without >unnecessary >memory operations for flow part >If in STT header the flags are 0 then force packets checksums calculation >Ensure co

[ovs-dev] [PATCH v2] datapath-windows: Improved offloading on STT tunnel

2016-04-08 Thread Paul Boca
Added OvsExtractLayers - populates only the layers field without unnecessary memory operations for flow part If in STT header the flags are 0 then force packets checksums calculation Ensure correct pseudo checksum is set for LSO both on send and receive Signed-off-by: Paul-Daniel Boca --- v2: Fix