[okl4-developer] does_tlbflush_pay()

[Geoffrey Lee]

On Mon, Sep 08, 2008 at 02:54:00PM +1000, Tomas Hruby wrote:
> Hi,
> 
> I am wondering what is the exact meaning of the
> generic_space_t::does_tlbflush_pay() function. Please, could you give
> me some explanation who to use it?

Hi Tomas -  this is a hint as to whether it is better to 
flush an individual page or nuke the entire TLB at the 
end.  For example, if you are going to get rid
of a large mapping, it may be better to flush the complete
TLB at the end rather than flush individual mappings.


> 
> Cheers,
> 
> 			T.
> 

	-gl

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