Re: [tip:sched/fifo 44/45] ERROR: modpost: "sched_setscheduler" undefined!

[Peter Zijlstra]

On Fri, Jun 19, 2020 at 10:15:51PM +0800, kernel test robot wrote:
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git sched/fifo
> head:   8b700983de82f79e05b2c1136d6513ea4c9b22c4
> commit: 616d91b68cd56bcb1954b6a5af7d542401fde772 [44/45] sched: Remove sched_setscheduler*() EXPORTs
> config: x86_64-rhel (attached as .config)
> compiler: gcc-9 (Debian 9.3.0-13) 9.3.0
> reproduce (this is a W=1 build):
>         git checkout 616d91b68cd56bcb1954b6a5af7d542401fde772
>         # save the attached .config to linux build tree
>         make W=1 ARCH=x86_64 
> 
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@xxxxxxxxx>
> 
> All errors (new ones prefixed by >>, old ones prefixed by <<):
> 
> >> ERROR: modpost: "sched_setscheduler" [kernel/trace/ring_buffer_benchmark.ko] undefined!

Steve, do you have any preference on how to go about fixing this one?