On 12/05/2018 10:30 AM, kernel test robot wrote: > FYI, we noticed the following commit (built with gcc-7): > > commit: 19717e78a04d51512cf0e7b9b09c61f06b2af071 ("[PATCH V2] mm: Replace all open encodings for NUMA_NO_NODE") > url: https://github.com/0day-ci/linux/commits/Anshuman-Khandual/mm-Replace-all-open-encodings-for-NUMA_NO_NODE/20181126-203831 > > > in testcase: perf-sanity-tests > with following parameters: > > perf_compiler: gcc > ucode: 0x7000013 > > > > on test machine: 16 threads Intel(R) Xeon(R) CPU D-1541 @ 2.10GHz with 8G memory > > caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace): The fix (in Andrew's staging tree) from Stephen Rothwell which adds <linux/numa.h> definitions to <tools/include/linux/numa.h> should fix this.