On Mon, Apr 29, 2013 at 01:21:42AM +0530, Aneesh Kumar K.V wrote: > From: "Aneesh Kumar K.V" <aneesh.kumar@xxxxxxxxxxxxxxxxxx> > > THP code does PTE page allocation along with large page request and deposit them > for later use. This is to ensure that we won't have any failures when we split > hugepages to regular pages. > > On powerpc we want to use the deposited PTE page for storing hash pte slot and > secondary bit information for the HPTEs. We use the second half > of the pmd table to save the deposted PTE page. > > Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@xxxxxxxxxxxxxxxxxx> So far so good. Reviewed-by: David Gibson <david@xxxxxxxxxxxxxxxxxxxxx> -- David Gibson | I'll have my music baroque, and my code david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_ | _way_ _around_! http://www.ozlabs.org/~dgibson
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