On Thu, 2008-05-29 at 15:51 +1000, Benjamin Herrenschmidt wrote: > This patch frees a PTE bit when using 64K pages on ppc64. This is done > by getting rid of the separate _PAGE_HASHPTE bit. Instead, we just test > if any of the 16 sub-page bits is set. For non-combo pages (ie. real > 64K pages), we set SUB0 and the location encoding in that field. > > Signed-off-by: Benjamin Herrenschmidt <[EMAIL PROTECTED]> > --- > > Please review and make sure I didn't miss something ...
This doesn't build for CONFIG_PPC_64K_PAGES=n and CONFIG_PPC_HAS_HASH_64K=y, because the asm is protected by the latter but the header definitions are protected by the former. cheers -- Michael Ellerman OzLabs, IBM Australia Development Lab wwweb: http://michael.ellerman.id.au phone: +61 2 6212 1183 (tie line 70 21183) We do not inherit the earth from our ancestors, we borrow it from our children. - S.M.A.R.T Person
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