On Mon, Feb 27, 2017 at 09:38:13PM +1100, Michael Ellerman wrote: > Hi Tobin, > > "Tobin C. Harding" <m...@tobin.cc> writes: > > The current (2bfe01e) torvalds git tree fails to build on powerpc64. Build > > machine > > is virtualized. > > > > - Build error > > arch/powerpc/kernel/time.c: In function ‘running_clock’: > > arch/powerpc/kernel/time.c:712:25: error: implicit declaration of function > > ‘cputime_to_nsecs’ > > return local_clock() - > > cputime_to_nsecs(kcpustat_this_cpu->cpustat[CPUTIME_STEAL]); > > ^ > ... > > > > If you think this can be fixed with the *little* kernel dev knowledge > > I have please point me at a starting place and I will dig into it. > > Thanks for trying to fix it. > > You got unlucky and pulled Linus' tree just after a cleanup series was > merged, but before all the bugs had been shaken out.
Au contraire, I felt lucky to have bumped into a bug. I would like to find more :) Tobin