powerpc32: adds handling of _PAGE_RO
Some powerpc like the 8xx don't have a RW bit in PTE bits but a RO (Read Only) bit. This patch implements the handling of a _PAGE_RO flag to be used in place of _PAGE_RW Signed-off-by:Christophe Leroy <christophe.leroy@c-s.fr> [scottwood@freescale.com: fix whitespace] Signed-off-by:
Scott Wood <scottwood@freescale.com>
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- arch/powerpc/include/asm/pgtable-ppc32.h 5 additions, 3 deletionsarch/powerpc/include/asm/pgtable-ppc32.h
- arch/powerpc/include/asm/pgtable.h 5 additions, 2 deletionsarch/powerpc/include/asm/pgtable.h
- arch/powerpc/include/asm/pte-common.h 17 additions, 8 deletionsarch/powerpc/include/asm/pte-common.h
- arch/powerpc/mm/pgtable_32.c 1 addition, 1 deletionarch/powerpc/mm/pgtable_32.c
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