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-rw-r--r--arch/mips/include/asm/page.h11
1 files changed, 8 insertions, 3 deletions
diff --git a/arch/mips/include/asm/page.h b/arch/mips/include/asm/page.h
index ad461216b5a1..e8cc328fce2d 100644
--- a/arch/mips/include/asm/page.h
+++ b/arch/mips/include/asm/page.h
@@ -80,7 +80,12 @@ extern void build_copy_page(void);
* used in our early mem init code for all memory models.
* So always define it.
*/
-#define ARCH_PFN_OFFSET PFN_UP(PHYS_OFFSET)
+#ifdef CONFIG_MIPS_AUTO_PFN_OFFSET
+extern unsigned long ARCH_PFN_OFFSET;
+# define ARCH_PFN_OFFSET ARCH_PFN_OFFSET
+#else
+# define ARCH_PFN_OFFSET PFN_UP(PHYS_OFFSET)
+#endif
extern void clear_page(void * page);
extern void copy_page(void * to, void * from);
@@ -252,8 +257,8 @@ extern int __virt_addr_valid(const volatile void *kaddr);
((current->personality & READ_IMPLIES_EXEC) ? VM_EXEC : 0) | \
VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC)
-#define UNCAC_ADDR(addr) ((addr) - PAGE_OFFSET + UNCAC_BASE)
-#define CAC_ADDR(addr) ((addr) - UNCAC_BASE + PAGE_OFFSET)
+#define UNCAC_ADDR(addr) (UNCAC_BASE + __pa(addr))
+#define CAC_ADDR(addr) ((unsigned long)__va((addr) - UNCAC_BASE))
#include <asm-generic/memory_model.h>
#include <asm-generic/getorder.h>