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Date: Sat, 20 Sep 2014 01:03:08 +0200 From: Peter Zijlstra <peterz@...radead.org> To: Dave Hansen <dave@...1.net> Cc: mingo@...nel.org, hpa@...ux.intel.com, brice.goglin@...il.com, bp@...en8.de, linux-kernel@...r.kernel.org, dave.hansen@...ux.intel.com Subject: Re: [RFC][PATCH 6/6] sched: consolidate config options On Fri, Sep 19, 2014 at 12:15:45PM -0700, Dave Hansen wrote: > On 09/18/2014 10:29 AM, Peter Zijlstra wrote: > >> > +config SCHED_BOOK > >> > + def_bool y > >> > + prompt "Book scheduler support" > >> > + depends on ARCH_ENABLE_SCHED_BOOK > >> > + select SCHED_MC > >> > + help > >> > + Book scheduler support improves the CPU scheduler's decision making > >> > + when dealing with machines that have several books. > >> > + > >> > + Currenltly only used on s390 which has only a single NUMA node. > >> > + Books are collections of CPUs that are grouped similarly to a NUMA > >> > + node, but without the same memory properites that NUMA nodes have. > > Nothing outside of s390 knows about SCHED_BOOK, it doesn't make sense to > > have that here. > > By sticking all of them together, my hope was that folks who were going > to add a topology level could see all of the existing options in a > single place. > > But, just say the word and I'll yank it out and repost. Yeah, I think its best to leave it a s390 private afair. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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