> Subject: Re: [PATCH v4] net/af_xdp: re-enable secondary process support > > On 2/9/2022 9:48 AM, Ciara Loftus wrote: > > Secondary process support had been disabled for the AF_XDP PMD > because > > there was no logic in place to share the AF_XDP socket file descriptors > > between the processes. This commit introduces this logic using the IPC > > APIs. > > > > Rx and Tx are disabled in the secondary process due to memory mapping of > > the AF_XDP rings being assigned by the kernel in the primary process only. > > However other operations including retrieval of stats are permitted. > > > > Signed-off-by: Ciara Loftus <ciara.lof...@intel.com> > > > > Hi Ciara, > > When I tried to test the patch getting following error [1], it doesn't look > related to this patch but can you help to fix the issue, thanks. > > [1] > libxdp: Couldn't find a BPF file with name xsk_def_xdp_prog.o > xsk_configure(): Failed to create xsk socket. > eth_rx_queue_setup(): Failed to configure xdp socket > Fail to configure port 2 rx queues > EAL: Error - exiting with code: 1
Hi Ferruh, This file should be generated when libxdp is compiled. Mine is located @ /usr/local/lib/bpf/xsk_def_xdp_prog.o Can you check if that file is there for you? It could be in /usr/local/lib64/bpf/ on your machine. What kernel are you running on? Thanks, Ciara
