Messages in this thread | | | From | Andi Kleen <> | Subject | Re: [PATCH] lguest-fix-divide-error-implement-sched_clock | Date | Tue, 5 Jun 2007 23:31:08 +0200 |
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On Tuesday 05 June 2007 23:15:28 H. Peter Anvin wrote: > Andi Kleen wrote: > > > > I don't think it's a good idea for the TSC. There are various > > setups where it is unreliable and also often simulators don't > > implement it correctly. And it's always a valuable workaround > > to be able to turn it off. > > > > For all I can tell, if this is the case, then CONFIG_X86_TSC should be > removed completely.
Yes it should.
> We still support the TSC when CONFIG_X86_TSC is not > compiled in; that attribute controls if it is unconditionally required. > > (We seem to still not always use it, which may be a good indication that > CONFIG_X86_TSC has outlived its usefulness. Should it be removed?)
Yes.
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