Update from upstream with manual merge of Yasunori Goto's

changes to swiotlb.c made in commit 281dd25cdc0d6903929b79183816d151ea626341
since this file has been moved from arch/ia64/lib/swiotlb.c to
lib/swiotlb.c

Signed-off-by: Tony Luck <tony.luck@intel.com>

1 files changed, 1 insertions, 12 deletions

diff --git a/arch/sparc64/kernel/dtlb_backend.S b/arch/sparc64/kernel/dtlb_backend.S
index 538522848ad4..acc889a7f9c1 100644
--- a/arch/sparc64/kernel/dtlb_backend.S
+++ b/arch/sparc64/kernel/dtlb_backend.S
@@ -9,17 +9,7 @@
 #include <asm/pgtable.h>
 #include <asm/mmu.h>
 
-#if PAGE_SHIFT == 13
-#define SZ_BITS         _PAGE_SZ8K
-#elif PAGE_SHIFT == 16
-#define SZ_BITS         _PAGE_SZ64K
-#elif PAGE_SHIFT == 19
-#define SZ_BITS         _PAGE_SZ512K
-#elif PAGE_SHIFT == 22
-#define SZ_BITS         _PAGE_SZ4MB
-#endif
-
-#define VALID_SZ_BITS   (_PAGE_VALID | SZ_BITS)
+#define VALID_SZ_BITS   (_PAGE_VALID | _PAGE_SZBITS)
 
 #define VPTE_BITS               (_PAGE_CP | _PAGE_CV | _PAGE_P )
 #define VPTE_SHIFT              (PAGE_SHIFT - 3)
@@ -163,7 +153,6 @@ sparc64_vpte_continue:
         stxa            %g4, [%g1 + %g1] ASI_DMMU       ! Restore previous TAG_ACCESS
         retry                                           ! Load PTE once again
 
-#undef SZ_BITS
 #undef VALID_SZ_BITS
 #undef VPTE_SHIFT
 #undef VPTE_BITS