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Subject[PATCH v2 5/6] powerpc: Remove 'extern' from func prototypes in cache headers
Date
From: Alastair D'Silva <alastair@d-silva.org>

The 'extern' keyword does not value-add for function prototypes.

Signed-off-by: Alastair D'Silva <alastair@d-silva.org>
---
arch/powerpc/include/asm/cache.h | 8 ++++----
arch/powerpc/include/asm/cacheflush.h | 6 +++---
2 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/arch/powerpc/include/asm/cache.h b/arch/powerpc/include/asm/cache.h
index 91c808c6738b..54fffdf5a6ec 100644
--- a/arch/powerpc/include/asm/cache.h
+++ b/arch/powerpc/include/asm/cache.h
@@ -102,10 +102,10 @@ static inline u32 l1_icache_bytes(void)
#define __read_mostly __attribute__((__section__(".data..read_mostly")))

#ifdef CONFIG_PPC_BOOK3S_32
-extern long _get_L2CR(void);
-extern long _get_L3CR(void);
-extern void _set_L2CR(unsigned long);
-extern void _set_L3CR(unsigned long);
+long _get_L2CR(void);
+long _get_L3CR(void);
+void _set_L2CR(unsigned long val);
+void _set_L3CR(unsigned long val);
#else
#define _get_L2CR() 0L
#define _get_L3CR() 0L
diff --git a/arch/powerpc/include/asm/cacheflush.h b/arch/powerpc/include/asm/cacheflush.h
index 4a1c9f0200e1..fa10dc19206c 100644
--- a/arch/powerpc/include/asm/cacheflush.h
+++ b/arch/powerpc/include/asm/cacheflush.h
@@ -38,15 +38,15 @@ static inline void flush_cache_vmap(unsigned long start, unsigned long end) { }
#endif

#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1
-extern void flush_dcache_page(struct page *page);
+void flush_dcache_page(struct page *page);
#define flush_dcache_mmap_lock(mapping) do { } while (0)
#define flush_dcache_mmap_unlock(mapping) do { } while (0)

void flush_icache_range(unsigned long start, unsigned long stop);
-extern void flush_icache_user_range(struct vm_area_struct *vma,
+void flush_icache_user_range(struct vm_area_struct *vma,
struct page *page, unsigned long addr,
int len);
-extern void flush_dcache_icache_page(struct page *page);
+void flush_dcache_icache_page(struct page *page);
void __flush_dcache_icache(void *page);

/**
--
2.21.0
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