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SubjectRe: [PATCH] flush icache before set_pte take6. [4/4] optimization for cpus other than montecito
Luck, Tony wrote:
>>This seems crazy to me. Flushing should occur according to the
>>*architecture*, not model-by-model. Even if we happen to get "lucky"
>>on pre-Montecito CPUs, that doesn't justify such ugly hacks. Or you
>>really want to debug this *again* come next CPU?
> Ditto. The only reason we should ever have model specific checks should
> be to work around model specific errata (e.g. the McKinley Errata #9 code
> in patch.c).

You do have model specific I cache semantics.
Not taking it into account will oblige you to flush in vain for the models
which do not require it. Why do you want to take this option?


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