These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / arch / arm64 / include / asm / cacheflush.h

diff --git a/kernel/arch/arm64/include/asm/cacheflush.h b/kernel/arch/arm64/include/asm/cacheflush.h
index 67d309c..54efeda 100644 (file)
--- a/kernel/arch/arm64/include/asm/cacheflush.h
+++ b/kernel/arch/arm64/include/asm/cacheflush.h
@@ -40,10 +40,6 @@
  *     the implementation assumes non-aliasing VIPT D-cache and (aliasing)
  *     VIPT or ASID-tagged VIVT I-cache.
  *
- *     flush_cache_all()
- *
- *             Unconditionally clean and invalidate the entire cache.
- *
  *     flush_cache_mm(mm)
  *
  *             Clean and invalidate all user space cache entries
@@ -69,7 +65,6 @@
  *             - kaddr  - page address
  *             - size   - region size
  */
-extern void flush_cache_all(void);
 extern void flush_cache_range(struct vm_area_struct *vma, unsigned long start, unsigned long end);
 extern void flush_icache_range(unsigned long start, unsigned long end);
 extern void __flush_dcache_area(void *addr, size_t len);
@@ -120,6 +115,13 @@ extern void copy_to_user_page(struct vm_area_struct *, struct page *,
 #define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1
 extern void flush_dcache_page(struct page *);
 
+static inline void __local_flush_icache_all(void)
+{
+       asm("ic iallu");
+       dsb(nsh);
+       isb();
+}
+
 static inline void __flush_icache_all(void)
 {
        asm("ic ialluis");