ERROR: "__cmpxchg_u64" [drivers/net/ethernet/intel/i40e/i40e.ko] undefined!

From: kbuild test robot
Date: Sun Oct 01 2017 - 01:38:48 EST

Hi Jacob,

FYI, the error/warning still remains.

tree: master
head: a8c964eacb21288b2dbfa9d80cee5968a3b8fb21
commit: 841c950d67c6facde32a8644ced20c04aebb7dd8 i40e/i40evf: use cmpxchg64 when updating private flags in ethtool
date: 5 weeks ago
config: parisc-allmodconfig (attached as .config)
compiler: hppa-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705
wget -O ~/bin/make.cross
chmod +x ~/bin/make.cross
git checkout 841c950d67c6facde32a8644ced20c04aebb7dd8
# save the attached .config to linux build tree
make.cross ARCH=parisc

All errors (new ones prefixed by >>):

>> ERROR: "__cmpxchg_u64" [drivers/net/ethernet/intel/i40e/i40e.ko] undefined!

0-DAY kernel test infrastructure Open Source Technology Center Intel Corporation

Attachment: .config.gz
Description: application/gzip