[ovs-dev] eBPF and OVS

Ben Pfaff blp at ovn.org
Thu Jun 14 22:25:45 UTC 2018


On Mon, Jun 11, 2018 at 10:32:52AM +0000, Stokes, Ian wrote:
> Hi all,
> 
> The recent DPDK 18.05 release provides BPF functionality for DPDK devices.
> 
> The BPF Library provides the ability to load and execute Enhanced Berkeley Packet Filters (eBPF) within user-space DPDK applications. It also introduces a basic framework to load/unload BPF-based filters on Eth devices (right now only via SW RX/TX callbacks). It also adds a dependency on libelf.
> 
> I'm just wondering if anyone is currently looking at BPF in OVS (either kernel or userspace). Specifically, if BPF will be supported in a future OVS release then is there a need to coordinate on the approach of how it is enabled?

William and Yi-Hung have been doing some work with BPF in the kernel.
Do either of you have comments?


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