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DateWed, 06 Apr 2005 18:12:09 +1000
FromNick Piggin <>
SubjectRe: [patch 1/5] sched: remove degenerate domains
Ingo Molnar wrote:
> * Siddha, Suresh B <suresh.b.siddha@intel.com> wrote:
> 
> 
>>Similarly I am working on adding a new core domain for dual-core 
>>systems! All these domains are unnecessary and cause performance 
>>isssues on non Multi-threading/Multi-core capable cpus! Agreed that 
>>performance impact will be minor but still...
> 
> 
> ok, lets keep it then. It may in fact simplify the domain setup code: we 
> could generate the 'most generic' layout for a given arch all the time, 
> and then optimize it automatically. I.e. in theory we could have just a 
> single domain-setup routine, which would e.g. generate the NUMA domains 
> on SMP too, which would then be optimized away.
> 

Yep, exactly. Even so, Andrew: please ignore this patch series
and I'll redo it for you when we all agree on everything.

Thanks.

-- 
SUSE Labs, Novell Inc.


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