On Thu, 2008-07-17 at 12:44 +0200, Nick Piggin wrote: > This can be folded into powerpc-implement-pte_special.patch > > -- > Ben has now freed up a pte bit on 64k pages. Use it for special pte bit. > > Signed-off-by: Nick Piggin <[EMAIL PROTECTED]> > ---
Ack. Andrew, will you merge this or do you want me to ? Cheers, Ben. > Index: linux-2.6/include/asm-powerpc/pgtable-64k.h > =================================================================== > --- linux-2.6.orig/include/asm-powerpc/pgtable-64k.h 2008-07-17 > 18:53:03.000000000 +1000 > +++ linux-2.6/include/asm-powerpc/pgtable-64k.h 2008-07-17 > 20:30:06.000000000 +1000 > @@ -70,11 +70,12 @@ > #define PGDIR_MASK (~(PGDIR_SIZE-1)) > > /* Additional PTE bits (don't change without checking asm in hash_low.S) */ > +#define __HAVE_ARCH_PTE_SPECIAL > +#define _PAGE_SPECIAL 0x00000400 /* software: special page */ > #define _PAGE_HPTE_SUB 0x0ffff000 /* combo only: sub pages HPTE bits */ > #define _PAGE_HPTE_SUB0 0x08000000 /* combo only: first sub page */ > #define _PAGE_COMBO 0x10000000 /* this is a combo 4k page */ > #define _PAGE_4K_PFN 0x20000000 /* PFN is for a single 4k page */ > -#define _PAGE_SPECIAL 0x0 /* don't have enough room for this > yet */ > > /* For 64K page, we don't have a separate _PAGE_HASHPTE bit. Instead, > * we set that to be the whole sub-bits mask. The C code will only _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@ozlabs.org https://ozlabs.org/mailman/listinfo/linuxppc-dev
