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-rw-r--r--arch/openrisc/Kconfig1
-rw-r--r--arch/openrisc/include/asm/tlb.h8
2 files changed, 3 insertions, 6 deletions
diff --git a/arch/openrisc/Kconfig b/arch/openrisc/Kconfig
index a5e361fbb75a..c6cf8a49a0ab 100644
--- a/arch/openrisc/Kconfig
+++ b/arch/openrisc/Kconfig
@@ -36,6 +36,7 @@ config OPENRISC
select OMPIC if SMP
select ARCH_WANT_FRAME_POINTERS
select GENERIC_IRQ_MULTI_HANDLER
+ select MMU_GATHER_NO_RANGE if MMU
config CPU_BIG_ENDIAN
def_bool y
diff --git a/arch/openrisc/include/asm/tlb.h b/arch/openrisc/include/asm/tlb.h
index fa4376a4515d..92d8a4209884 100644
--- a/arch/openrisc/include/asm/tlb.h
+++ b/arch/openrisc/include/asm/tlb.h
@@ -20,14 +20,10 @@
#define __ASM_OPENRISC_TLB_H__
/*
- * or32 doesn't need any special per-pte or
- * per-vma handling..
+ * OpenRISC doesn't have an efficient flush_tlb_range() so use flush_tlb_mm()
+ * for everything.
*/
-#define tlb_start_vma(tlb, vma) do { } while (0)
-#define tlb_end_vma(tlb, vma) do { } while (0)
-#define __tlb_remove_tlb_entry(tlb, ptep, address) do { } while (0)
-#define tlb_flush(tlb) flush_tlb_mm((tlb)->mm)
#include <linux/pagemap.h>
#include <asm-generic/tlb.h>