On Wed, 2018-05-09 at 14:58:18 UTC, Michael Ellerman wrote:
> The build is failing with CONFIG_NUMA=n and some compiler versions:
>
> arch/powerpc/platforms/pseries/hotplug-cpu.o: In function
> `dlpar_online_cpu':
> hotplug-cpu.c:(.text+0x12c): undefined reference to `timed_topology_update'
> arch/powerpc/platforms/pseries/hotplug-cpu.o: In function
> `dlpar_cpu_remove':
> hotplug-cpu.c:(.text+0x400): undefined reference to `timed_topology_update'
>
> Fix it by moving the empty version of timed_topology_update() into the
> existing #ifdef block, which has the right guard of SPLPAR && NUMA.
>
> Fixes: cee5405da402 ("powerpc/hotplug: Improve responsiveness of hotplug
> change")
> Signed-off-by: Michael Ellerman <[email protected]>
Applied to powerpc fixes.
https://git.kernel.org/powerpc/c/6c0a8f6b5a45ac892a763b6299bd3c
cheers
