pte_clear() are doing the same on nohash/32 and nohash/64,

Keep the static inline version of nohash/64, make it common and
remove the macro version of nohash/32.

Signed-off-by: Christophe Leroy <christophe.le...@csgroup.eu>
---
 arch/powerpc/include/asm/nohash/32/pgtable.h | 3 ---
 arch/powerpc/include/asm/nohash/64/pgtable.h | 7 -------
 arch/powerpc/include/asm/nohash/pgtable.h    | 6 ++++++
 3 files changed, 6 insertions(+), 10 deletions(-)

diff --git a/arch/powerpc/include/asm/nohash/32/pgtable.h 
b/arch/powerpc/include/asm/nohash/32/pgtable.h
index 0be464af4cb1..481594097f46 100644
--- a/arch/powerpc/include/asm/nohash/32/pgtable.h
+++ b/arch/powerpc/include/asm/nohash/32/pgtable.h
@@ -153,9 +153,6 @@
 
 #ifndef __ASSEMBLY__
 
-#define pte_clear(mm, addr, ptep) \
-       do { pte_update(mm, addr, ptep, ~0, 0, 0); } while (0)
-
 #define pmd_none(pmd)          (!pmd_val(pmd))
 #define        pmd_bad(pmd)            (pmd_val(pmd) & _PMD_BAD)
 #define        pmd_present(pmd)        (pmd_val(pmd) & _PMD_PRESENT_MASK)
diff --git a/arch/powerpc/include/asm/nohash/64/pgtable.h 
b/arch/powerpc/include/asm/nohash/64/pgtable.h
index dc6e35c3a53f..b59fbf754f82 100644
--- a/arch/powerpc/include/asm/nohash/64/pgtable.h
+++ b/arch/powerpc/include/asm/nohash/64/pgtable.h
@@ -159,13 +159,6 @@ static inline void huge_ptep_set_wrprotect(struct 
mm_struct *mm,
        __young;                                                        \
 })
 
-static inline void pte_clear(struct mm_struct *mm, unsigned long addr,
-                            pte_t * ptep)
-{
-       pte_update(mm, addr, ptep, ~0UL, 0, 0);
-}
-
-
 /* Set the dirty and/or accessed bits atomically in a linux PTE */
 static inline void __ptep_set_access_flags(struct vm_area_struct *vma,
                                           pte_t *ptep, pte_t entry,
diff --git a/arch/powerpc/include/asm/nohash/pgtable.h 
b/arch/powerpc/include/asm/nohash/pgtable.h
index 7e810a84ac15..464eb771db82 100644
--- a/arch/powerpc/include/asm/nohash/pgtable.h
+++ b/arch/powerpc/include/asm/nohash/pgtable.h
@@ -96,6 +96,12 @@ static inline pte_t ptep_get_and_clear(struct mm_struct *mm, 
unsigned long addr,
 }
 #define __HAVE_ARCH_PTEP_GET_AND_CLEAR
 
+static inline void pte_clear(struct mm_struct *mm, unsigned long addr,
+                            pte_t * ptep)
+{
+       pte_update(mm, addr, ptep, ~0UL, 0, 0);
+}
+
 /* Generic accessors to PTE bits */
 #ifndef pte_mkwrite_novma
 static inline pte_t pte_mkwrite_novma(pte_t pte)
-- 
2.41.0

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