[ovs-discuss] Nicira Registers in packet in message

[Ben Pfaff]

Fairly recent.

I'd be pretty surprised to hear that there is a bug in this case.  We
don't have a test for this for OF1.3 specifically, but we do for
NXM on OF1.0, and the code paths are essentially the same.

On Thu, Jul 03, 2014 at 05:15:41PM +0000, nsmurthy at freescale.com wrote:
> 2.0.0
> 
> -----Original Message-----
> From: Ben Pfaff [mailto:blp at nicira.com] 
> Sent: Thursday, July 03, 2014 10:45 PM
> To: NS Srinivasa Murthy-B37840
> Cc: discuss at openvswitch.org
> Subject: Re: [ovs-discuss] Nicira Registers in packet in message
> 
> What OVS version is this?
> 
> On Thu, Jul 03, 2014 at 05:13:51PM +0000, nsmurthy at freescale.com wrote:
> > Using the subtype NXAST_REG_MOVE, i have moved Ethernet source MAC address of the packet into Reg0 and Reg1.
> > The flow I have added for this purpose is correctly shown by "ovs ofctl dump-flows" command.
> > 
> > So, Reg0 and Reg1 can be assumed to be non zero.
> > 
> > Thanks
> > -ns murthy
> > 
> >  
> > -----Original Message-----
> > From: Ben Pfaff [mailto:blp at nicira.com] 
> > Sent: Thursday, July 03, 2014 10:32 PM
> > To: NS Srinivasa Murthy-B37840
> > Cc: discuss at openvswitch.org
> > Subject: Re: [ovs-discuss] Nicira Registers in packet in message
> > 
> > On Thu, Jul 03, 2014 at 12:56:07AM +0000, nsmurthy at freescale.com wrote:
> > > Reg0 and Reg 1 are not found in the miss packet received by OF-controller from OVS switch .
> > > I have gone through the OVS fumction  get_metadata() in which the registers are copied to the packet in message.
> > > 
> > > 
> > > -          Is there any extra configuration setting required in OVS switch?
> > > 
> > > OR
> > > 
> > > -          Is there any version specific issue?
> > 
> > Are the registers set to nonzero values?  They are only reported in that case.