On Mon, Nov 18, 2013 at 02:58:12PM +0530, Aneesh Kumar K.V wrote:
> From: "Aneesh Kumar K.V" <[email protected]>
> 
> We want to make sure we don't use these function when updating a pte
> or pmd entry that have a valid hpte entry, because these functions
> don't invalidate them. So limit the check to _PAGE_PRESENT bit.
> Numafault core changes use these functions for updating _PAGE_NUMA bits.
> That should be ok because when _PAGE_NUMA is set we can be sure that
> hpte entries are not present.
> 
> Signed-off-by: Aneesh Kumar K.V <[email protected]>

Acked-by: Paul Mackerras <[email protected]>
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