[ovs-dev] [PATCH] netdev-memif: Add support for memif device.
u9012063 at gmail.com
Fri Aug 2 00:41:58 UTC 2019
Sorry this should be an RFC patch.
On Thu, Aug 01, 2019 at 05:30:31PM -0700, William Tu wrote:
> Once a packet buffer is in userspace, ex: AF_XDP, it's very expensive
> to re-inject the packet into Linux kernel. The patch adds a new netdev
> type, memif, which uses libmemif from VPP (vector packet processing)
> project to communicate in userspace with container applications.
> Another way to use memif is to use OVS-DPDK, which compiles and links
> the DPDK library (The latest DPDK library has memif driver support).
> But the patch provides native support for memif, so no need to use
> DPDK library. Users can add a memif device by doing:
> ovs-vsctl add-port br0 memif0 -- set int memif0 type=memif
> Signed-off-by: William Tu <u9012063 at gmail.com>
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