sh: consolidate flush_dcache_mmap_lock/unlock() definitions.

All of the flush_dcache_mmap_lock()/flush_dcache_mmap_unlock()
definitions are identical across all CPUs, so just provide them
generically in asm/cacheflush.h.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

1 files changed, 0 insertions, 4 deletions

diff --git a/arch/sh/include/cpu-sh4/cpu/cacheflush.h b/arch/sh/include/cpu-sh4/cpu/cacheflush.h
index 0afcf94ae554..67d9bc98a589 100644
--- a/arch/sh/include/cpu-sh4/cpu/cacheflush.h
+++ b/arch/sh/include/cpu-sh4/cpu/cacheflush.h
@@ -24,10 +24,6 @@ void flush_cache_range(struct vm_area_struct *vma, unsigned long start,
 void flush_cache_page(struct vm_area_struct *vma, unsigned long addr,
                       unsigned long pfn);
 void flush_dcache_page(struct page *pg);
-
-#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 end);
 void flush_icache_user_range(struct vm_area_struct *vma, struct page *page,
                              unsigned long addr, int len);