[PATCH 09/13] mm/powerpc: Redefine pXd_huge() with pXd_leaf()

Peter Xu peterx at redhat.com
Thu Mar 21 03:09:05 AEDT 2024


On Wed, Mar 20, 2024 at 06:16:43AM +0000, Christophe Leroy wrote:
> At the first place that was to get a close fit between hardware 
> pagetable topology and linux pagetable topology. But obviously we 
> already stepped back for 512k pages, so let's go one more step aside and 
> do similar with 8M pages.
> 
> I'll give it a try and see how it goes.

So you're talking about 8M only for 8xx, am I right?

There seem to be other PowerPC systems use hugepd.  Is it possible that we
convert all hugepd into cont_pte form?

Thanks,

-- 
Peter Xu



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