[PATCH] mm/pgtable: remove unddefined __HAVE_ARCH_P4D_ALLOC_ONE/__HAVE_ARCH_P4D_FREE

[alexs@kernel.org]

From: Alex Shi <alexs@kernel.org>

No any archs has ever define __HAVE_ARCH_P4D_ALLOC_ONE/__HAVE_ARCH_P4D_FREE
So let's remove them.

Signed-off-by: Alex Shi <alexs@kernel.org>
Cc: linux-arch@vger.kernel.org
Cc: linux-mm@kvack.org
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Andrew Morton <akpm@linux-foundation.org>
---
 include/asm-generic/pgalloc.h | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/include/asm-generic/pgalloc.h b/include/asm-generic/pgalloc.h
index 5fb31e0fe15f..11bafe764599 100644
--- a/include/asm-generic/pgalloc.h
+++ b/include/asm-generic/pgalloc.h
@@ -246,13 +246,11 @@ static inline p4d_t *__p4d_alloc_one_noprof(struct mm_struct *mm, unsigned long
 }
 #define __p4d_alloc_one(...)	alloc_hooks(__p4d_alloc_one_noprof(__VA_ARGS__))
 
-#ifndef __HAVE_ARCH_P4D_ALLOC_ONE
 static inline p4d_t *p4d_alloc_one_noprof(struct mm_struct *mm, unsigned long addr)
 {
 	return __p4d_alloc_one_noprof(mm, addr);
 }
 #define p4d_alloc_one(...)	alloc_hooks(p4d_alloc_one_noprof(__VA_ARGS__))
-#endif
 
 static inline void __p4d_free(struct mm_struct *mm, p4d_t *p4d)
 {
@@ -262,13 +260,11 @@ static inline void __p4d_free(struct mm_struct *mm, p4d_t *p4d)
 	pagetable_dtor_free(ptdesc);
 }
 
-#ifndef __HAVE_ARCH_P4D_FREE
 static inline void p4d_free(struct mm_struct *mm, p4d_t *p4d)
 {
 	if (!mm_p4d_folded(mm))
 		__p4d_free(mm, p4d);
 }
-#endif
 
 #endif /* CONFIG_PGTABLE_LEVELS > 4 */
 
-- 
2.43.0