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-rw-r--r--include/asm-generic/cacheflush.h74
1 files changed, 60 insertions, 14 deletions
diff --git a/include/asm-generic/cacheflush.h b/include/asm-generic/cacheflush.h
index 0dd47a6db2cf..a950a22c4890 100644
--- a/include/asm-generic/cacheflush.h
+++ b/include/asm-generic/cacheflush.h
@@ -5,24 +5,70 @@
/* Keep includes the same across arches. */
#include <linux/mm.h>
+#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 0
+
/*
* The cache doesn't need to be flushed when TLB entries change when
* the cache is mapped to physical memory, not virtual memory
*/
-#define flush_cache_all() do { } while (0)
-#define flush_cache_mm(mm) do { } while (0)
-#define flush_cache_dup_mm(mm) do { } while (0)
-#define flush_cache_range(vma, start, end) do { } while (0)
-#define flush_cache_page(vma, vmaddr, pfn) do { } while (0)
-#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 0
-#define flush_dcache_page(page) do { } while (0)
-#define flush_dcache_mmap_lock(mapping) do { } while (0)
-#define flush_dcache_mmap_unlock(mapping) do { } while (0)
-#define flush_icache_range(start, end) do { } while (0)
-#define flush_icache_page(vma,pg) do { } while (0)
-#define flush_icache_user_range(vma,pg,adr,len) do { } while (0)
-#define flush_cache_vmap(start, end) do { } while (0)
-#define flush_cache_vunmap(start, end) do { } while (0)
+static inline void flush_cache_all(void)
+{
+}
+
+static inline void flush_cache_mm(struct mm_struct *mm)
+{
+}
+
+static inline void flush_cache_dup_mm(struct mm_struct *mm)
+{
+}
+
+static inline void flush_cache_range(struct vm_area_struct *vma,
+ unsigned long start,
+ unsigned long end)
+{
+}
+
+static inline void flush_cache_page(struct vm_area_struct *vma,
+ unsigned long vmaddr,
+ unsigned long pfn)
+{
+}
+
+static inline void flush_dcache_page(struct page *page)
+{
+}
+
+static inline void flush_dcache_mmap_lock(struct address_space *mapping)
+{
+}
+
+static inline void flush_dcache_mmap_unlock(struct address_space *mapping)
+{
+}
+
+static inline void flush_icache_range(unsigned long start, unsigned long end)
+{
+}
+
+static inline void flush_icache_page(struct vm_area_struct *vma,
+ struct page *page)
+{
+}
+
+static inline void flush_icache_user_range(struct vm_area_struct *vma,
+ struct page *page,
+ unsigned long addr, int len)
+{
+}
+
+static inline void flush_cache_vmap(unsigned long start, unsigned long end)
+{
+}
+
+static inline void flush_cache_vunmap(unsigned long start, unsigned long end)
+{
+}
#define copy_to_user_page(vma, page, vaddr, dst, src, len) \
do { \