Merge branch 'stable-3.2' into pandora-3.2

[pandora-kernel.git] / arch / arm / include / asm / cacheflush.h

diff --git a/arch/arm/include/asm/cacheflush.h b/arch/arm/include/asm/cacheflush.h
index d5d8d5c..752cbd4 100644 (file)
--- a/arch/arm/include/asm/cacheflush.h
+++ b/arch/arm/include/asm/cacheflush.h
@@ -101,7 +101,7 @@ struct cpu_cache_fns {
        void (*flush_user_range)(unsigned long, unsigned long, unsigned int);
 
        void (*coherent_kern_range)(unsigned long, unsigned long);
-       void (*coherent_user_range)(unsigned long, unsigned long);
+       int  (*coherent_user_range)(unsigned long, unsigned long);
        void (*flush_kern_dcache_area)(void *, size_t);
 
        void (*dma_map_area)(const void *, size_t, int);
@@ -142,7 +142,7 @@ extern void __cpuc_flush_kern_all(void);
 extern void __cpuc_flush_user_all(void);
 extern void __cpuc_flush_user_range(unsigned long, unsigned long, unsigned int);
 extern void __cpuc_coherent_kern_range(unsigned long, unsigned long);
-extern void __cpuc_coherent_user_range(unsigned long, unsigned long);
+extern int  __cpuc_coherent_user_range(unsigned long, unsigned long);
 extern void __cpuc_flush_dcache_area(void *, size_t);
 
 /*
@@ -202,6 +202,7 @@ extern void copy_to_user_page(struct vm_area_struct *, struct page *,
 static inline void __flush_icache_all(void)
 {
        __flush_icache_preferred();
+       dsb();
 }
 
 #define flush_cache_all()              __cpuc_flush_kern_all()
@@ -249,8 +250,7 @@ extern void flush_cache_page(struct vm_area_struct *vma, unsigned long user_addr
  * Harvard caches are synchronised for the user space address range.
  * This is used for the ARM private sys_cacheflush system call.
  */
-#define flush_cache_user_range(vma,start,end) \
-       __cpuc_coherent_user_range((start) & PAGE_MASK, PAGE_ALIGN(end))
+#define flush_cache_user_range(s,e)    __cpuc_coherent_user_range(s,e)
 
 /*
  * Perform necessary cache operations to ensure that data previously
@@ -301,9 +301,7 @@ static inline void flush_anon_page(struct vm_area_struct *vma,
 }
 
 #define ARCH_HAS_FLUSH_KERNEL_DCACHE_PAGE
-static inline void flush_kernel_dcache_page(struct page *page)
-{
-}
+extern void flush_kernel_dcache_page(struct page *);
 
 #define flush_dcache_mmap_lock(mapping) \
        spin_lock_irq(&(mapping)->tree_lock)