Hi all, After merging the bpf-next tree, today's linux-next build (powerpc ppc64_defconfig) failed like this: ERROR: ".xsk_reuseq_swap" [drivers/net/ethernet/intel/i40e/i40e.ko] undefined! ERROR: ".xsk_reuseq_free" [drivers/net/ethernet/intel/i40e/i40e.ko] undefined! ERROR: ".xsk_reuseq_prepare" [drivers/net/ethernet/intel/i40e/i40e.ko] undefined Caused by commit 9654bd10da60 ("i40e: clean zero-copy XDP Rx ring on shutdown/reset") CONFIG_XDP_SOCKETS is not set for this build. I have used the version of the bfp-next tree from next-20180906 for today. -- Cheers, Stephen Rothwell