Brice Goglin, le Wed 30 Jun 2010 09:47:34 +0200, a écrit :
> I reverted a commit that was slightly improving Power7 support with old kernels
> but it was also preventing sockets with unknown id from appearing with recent
> kernels. The P7 topology is properly detected for real now. With old kernels,
> the topology will be slightly more broken, but it will never be complete there
Ah, I hadn't noticed that core_siblings was not trivial.
I've checked cputopology.txt again, core_siblings is indeed documented
as always being cores for the same packages, so this seems right.