[PATCH v2 4/5] powerpc/mm: declare some local functions static

From: Christophe Leroy
Date: Fri Jul 07 2017 - 06:07:15 EST


get_pteptr() and __mapin_ram_chunk() are only used locally,
so define them static

Signed-off-by: Christophe Leroy <christophe.leroy@xxxxxx>
---
arch/powerpc/include/asm/book3s/32/pgtable.h | 3 ---
arch/powerpc/include/asm/nohash/32/pgtable.h | 3 ---
arch/powerpc/mm/pgtable_32.c | 4 ++--
3 files changed, 2 insertions(+), 8 deletions(-)

diff --git a/arch/powerpc/include/asm/book3s/32/pgtable.h b/arch/powerpc/include/asm/book3s/32/pgtable.h
index 7fb755880409..17c8766777f1 100644
--- a/arch/powerpc/include/asm/book3s/32/pgtable.h
+++ b/arch/powerpc/include/asm/book3s/32/pgtable.h
@@ -294,9 +294,6 @@ static inline void __ptep_set_access_flags(struct mm_struct *mm,
#define __pte_to_swp_entry(pte) ((swp_entry_t) { pte_val(pte) >> 3 })
#define __swp_entry_to_pte(x) ((pte_t) { (x).val << 3 })

-extern int get_pteptr(struct mm_struct *mm, unsigned long addr, pte_t **ptep,
- pmd_t **pmdp);
-
int map_kernel_page(unsigned long va, phys_addr_t pa, int flags);

/* Generic accessors to PTE bits */
diff --git a/arch/powerpc/include/asm/nohash/32/pgtable.h b/arch/powerpc/include/asm/nohash/32/pgtable.h
index 91314268f04f..589206bf0358 100644
--- a/arch/powerpc/include/asm/nohash/32/pgtable.h
+++ b/arch/powerpc/include/asm/nohash/32/pgtable.h
@@ -337,9 +337,6 @@ static inline void __ptep_set_access_flags(struct mm_struct *mm,
#define __pte_to_swp_entry(pte) ((swp_entry_t) { pte_val(pte) >> 3 })
#define __swp_entry_to_pte(x) ((pte_t) { (x).val << 3 })

-extern int get_pteptr(struct mm_struct *mm, unsigned long addr, pte_t **ptep,
- pmd_t **pmdp);
-
int map_kernel_page(unsigned long va, phys_addr_t pa, int flags);

#endif /* !__ASSEMBLY__ */
diff --git a/arch/powerpc/mm/pgtable_32.c b/arch/powerpc/mm/pgtable_32.c
index 0b70ccd53de8..ca559bbeb659 100644
--- a/arch/powerpc/mm/pgtable_32.c
+++ b/arch/powerpc/mm/pgtable_32.c
@@ -243,7 +243,7 @@ int map_kernel_page(unsigned long va, phys_addr_t pa, int flags)
/*
* Map in a chunk of physical memory starting at start.
*/
-void __init __mapin_ram_chunk(unsigned long offset, unsigned long top)
+static void __init __mapin_ram_chunk(unsigned long offset, unsigned long top)
{
unsigned long v, s, f;
phys_addr_t p;
@@ -295,7 +295,7 @@ void __init mapin_ram(void)
* Returns true (1) if PTE was found, zero otherwise. The pointer to
* the PTE pointer is unmodified if PTE is not found.
*/
-int
+static int
get_pteptr(struct mm_struct *mm, unsigned long addr, pte_t **ptep, pmd_t **pmdp)
{
pgd_t *pgd;
--
2.12.0