powerpc/8xx: mark _PAGE_SHARED all types of kernel pages

All kernel pages have to be marked as shared in order to not perform
CASID verification.

Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Scott Wood <scottwood@freescale.com>

diff --git a/arch/powerpc/include/asm/pte-8xx.h b/arch/powerpc/include/asm/pte-8xx.h
index 97bae64..8ea537e 100644 (file)
--- a/arch/powerpc/include/asm/pte-8xx.h
+++ b/arch/powerpc/include/asm/pte-8xx.h
@@ -62,7 +62,12 @@
 
 /* We need to add _PAGE_SHARED to kernel pages */
 #define _PAGE_KERNEL_RO        (_PAGE_SHARED | _PAGE_RO | _PAGE_KNLRO)
-#define _PAGE_KERNEL_ROX       (_PAGE_EXEC | _PAGE_RO | _PAGE_KNLRO)
+#define _PAGE_KERNEL_ROX       (_PAGE_SHARED | _PAGE_RO | _PAGE_KNLRO | \
+                                _PAGE_EXEC)
+#define _PAGE_KERNEL_RW                (_PAGE_SHARED | _PAGE_DIRTY | _PAGE_RW | \
+                                _PAGE_HWWRITE)
+#define _PAGE_KERNEL_RWX       (_PAGE_SHARED | _PAGE_DIRTY | _PAGE_RW | \
+                                _PAGE_HWWRITE | _PAGE_EXEC)
 
 #endif /* __KERNEL__ */
 #endif /*  _ASM_POWERPC_PTE_8xx_H */