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Diffstat (limited to 'arch/arm/include/asm/cacheflush.h')
-rw-r--r--arch/arm/include/asm/cacheflush.h23
1 files changed, 16 insertions, 7 deletions
diff --git a/arch/arm/include/asm/cacheflush.h b/arch/arm/include/asm/cacheflush.h
index 3d0cdd21b88..73eceb87e58 100644
--- a/arch/arm/include/asm/cacheflush.h
+++ b/arch/arm/include/asm/cacheflush.h
@@ -331,15 +331,15 @@ static inline void outer_flush_range(unsigned long start, unsigned long end)
* Convert calls to our calling convention.
*/
#define flush_cache_all() __cpuc_flush_kern_all()
-#ifndef CONFIG_CPU_CACHE_VIPT
-static inline void flush_cache_mm(struct mm_struct *mm)
+
+static inline void vivt_flush_cache_mm(struct mm_struct *mm)
{
if (cpumask_test_cpu(smp_processor_id(), mm_cpumask(mm)))
__cpuc_flush_user_all();
}
static inline void
-flush_cache_range(struct vm_area_struct *vma, unsigned long start, unsigned long end)
+vivt_flush_cache_range(struct vm_area_struct *vma, unsigned long start, unsigned long end)
{
if (cpumask_test_cpu(smp_processor_id(), mm_cpumask(vma->vm_mm)))
__cpuc_flush_user_range(start & PAGE_MASK, PAGE_ALIGN(end),
@@ -347,7 +347,7 @@ flush_cache_range(struct vm_area_struct *vma, unsigned long start, unsigned long
}
static inline void
-flush_cache_page(struct vm_area_struct *vma, unsigned long user_addr, unsigned long pfn)
+vivt_flush_cache_page(struct vm_area_struct *vma, unsigned long user_addr, unsigned long pfn)
{
if (cpumask_test_cpu(smp_processor_id(), mm_cpumask(vma->vm_mm))) {
unsigned long addr = user_addr & PAGE_MASK;
@@ -356,7 +356,7 @@ flush_cache_page(struct vm_area_struct *vma, unsigned long user_addr, unsigned l
}
static inline void
-flush_ptrace_access(struct vm_area_struct *vma, struct page *page,
+vivt_flush_ptrace_access(struct vm_area_struct *vma, struct page *page,
unsigned long uaddr, void *kaddr,
unsigned long len, int write)
{
@@ -365,6 +365,16 @@ flush_ptrace_access(struct vm_area_struct *vma, struct page *page,
__cpuc_coherent_kern_range(addr, addr + len);
}
}
+
+#ifndef CONFIG_CPU_CACHE_VIPT
+#define flush_cache_mm(mm) \
+ vivt_flush_cache_mm(mm)
+#define flush_cache_range(vma,start,end) \
+ vivt_flush_cache_range(vma,start,end)
+#define flush_cache_page(vma,addr,pfn) \
+ vivt_flush_cache_page(vma,addr,pfn)
+#define flush_ptrace_access(vma,page,ua,ka,len,write) \
+ vivt_flush_ptrace_access(vma,page,ua,ka,len,write)
#else
extern void flush_cache_mm(struct mm_struct *mm);
extern void flush_cache_range(struct vm_area_struct *vma, unsigned long start, unsigned long end);
@@ -408,10 +418,9 @@ extern void flush_ptrace_access(struct vm_area_struct *vma, struct page *page,
* about to change to user space. This is the same method as used on SPARC64.
* See update_mmu_cache for the user space part.
*/
+#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1
extern void flush_dcache_page(struct page *);
-extern void __flush_dcache_page(struct address_space *mapping, struct page *page);
-
static inline void __flush_icache_all(void)
{
#ifdef CONFIG_ARM_ERRATA_411920