powerpc/mm: Tweak PTE bit combination definitions

[deliverable/linux.git] / arch / powerpc / include / asm / pte-8xx.h

diff --git a/arch/powerpc/include/asm/pte-8xx.h b/arch/powerpc/include/asm/pte-8xx.h
index b07acfd330b003927217dd28e337424c680d106c..8c6e31251034d853783152bdb36eaa245a37be36 100644 (file)
--- a/arch/powerpc/include/asm/pte-8xx.h
+++ b/arch/powerpc/include/asm/pte-8xx.h
@@ -59,6 +59,9 @@
 /* Until my rework is finished, 8xx still needs atomic PTE updates */
 #define PTE_ATOMIC_UPDATES     1
 
+/* We need to add _PAGE_SHARED to kernel pages */
+#define _PAGE_KERNEL_RO        (_PAGE_SHARED)
+#define _PAGE_KERNEL_RW        (_PAGE_DIRTY | _PAGE_RW | _PAGE_HWWRITE)
 
 #endif /* __KERNEL__ */
 #endif /*  _ASM_POWERPC_PTE_8xx_H */