Re: XDP_REDIRECT with xsks_map and dev_map

On Tue 2 Jun, 2020, 14:31 Toke Høiland-Jørgensen, <[email protected]> wrote:
>
> maharishi bhargava <[email protected]> writes:
>
> > Hi, in my XDP program, I want to redirect some packets using AF_XDP
> > and redirect other packets directly from driver space.
> > Redirection through AF_XDP works fine, but redirection through dev map
> > stops after some packets are processed.
>
> Do you mean it stops even if you are *only* redirecting to a devmap, or
> if you are first redirecting a few packets to AF_XDP, then to devmap?
>
> Also, which driver(s) are the physical NICs you're redirecting to/from
> using, and which kernel version are you on?
>
> -Toke



Currently, I'm trying to redirect packets only using devmap. But also
have code for redirection using AF_XDP(only when a given condition is
satisfied). A DPDK program is running in userspace which will receive
packets from AF_XDP.

Drivers: ixgbe (2x10GbE Intel NIC)
Kernel version 5.3

- Maharishi Bhargava