[PATCH 1/3] s390/mm: Drop all pxdp_get()

[Anshuman Khandual]

Current platform specific pxdp_get() helpers are exact same as the default
ones defined in the generic MM header (include/linux/pgtable.h) thus making
them redundant. Just add required forward declarations.

Cc: Alexander Gordeev <agordeev@xxxxxxxxxxxxx>
Cc: Gerald Schaefer <gerald.schaefer@xxxxxxxxxxxxx>
Cc: linux-s390@xxxxxxxxxxxxxxx
Cc: linux-kernel@xxxxxxxxxxxxxxx
Cc: linux-mm@xxxxxxxxx
Signed-off-by: Anshuman Khandual <anshuman.khandual@xxxxxxx>
---
 arch/s390/include/asm/pgtable.h | 35 +++++----------------------------
 1 file changed, 5 insertions(+), 30 deletions(-)

diff --git a/arch/s390/include/asm/pgtable.h b/arch/s390/include/asm/pgtable.h
index 859ce7c7d4544..6aaa7f7ae5a0f 100644
--- a/arch/s390/include/asm/pgtable.h
+++ b/arch/s390/include/asm/pgtable.h
@@ -25,6 +25,11 @@
 #include <asm/page.h>
 #include <asm/uv.h>
 
+static inline pte_t ptep_get(const pte_t *ptep);
+static inline pud_t pudp_get(const pud_t *pudp);
+static inline p4d_t p4dp_get(const p4d_t *p4dp);
+static inline pgd_t pgdp_get(const pgd_t *pgdp);
+
 extern pgd_t swapper_pg_dir[];
 extern pgd_t invalid_pg_dir[];
 extern void paging_init(void);
@@ -985,36 +990,6 @@ static inline void set_pte(pte_t *ptep, pte_t pte)
 	WRITE_ONCE(*ptep, pte);
 }
 
-#define ptep_get ptep_get
-static inline pte_t ptep_get(pte_t *ptep)
-{
-	return READ_ONCE(*ptep);
-}
-
-#define pmdp_get pmdp_get
-static inline pmd_t pmdp_get(pmd_t *pmdp)
-{
-	return READ_ONCE(*pmdp);
-}
-
-#define pudp_get pudp_get
-static inline pud_t pudp_get(pud_t *pudp)
-{
-	return READ_ONCE(*pudp);
-}
-
-#define p4dp_get p4dp_get
-static inline p4d_t p4dp_get(p4d_t *p4dp)
-{
-	return READ_ONCE(*p4dp);
-}
-
-#define pgdp_get pgdp_get
-static inline pgd_t pgdp_get(pgd_t *pgdp)
-{
-	return READ_ONCE(*pgdp);
-}
-
 static inline void pte_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep)
 {
 	set_pte(ptep, __pte(_PAGE_INVALID));
-- 
2.43.0