[ovs-discuss] Datpath in openVswitch

[Ben Pfaff]

On Thu, Nov 21, 2013 at 05:29:34AM +0000, Vivek Kumar (EPG) wrote:
> data flow means Ethernet net packet traversing, so my doubt is:
>   
> 1) After the packet receiving from Ethernet driver packet will traverse in  kernel space or in user space.
> 2) This rule is applicable for all packet or first packet

The first packet of a flow may go to userspace, depending on the exact
userspace flow table.  Later packets get switched directly through the
kernel.