Merge branch 'next' of git://git.monstr.eu/linux-2.6-microblaze

* 'next' of git://git.monstr.eu/linux-2.6-microblaze: (33 commits)
  microblaze: Do not copy reset vectors/manual reset vector setup
  microblaze: Fix _reset function
  microblaze: Fix microblaze init vectors
  microblaze: Fix circular headers dependency when ftrace is enabled.
  microblaze: Fix typo in Kconfig
  microblaze: Add missing export symbols for lib functions
  microblaze: Fix /dev/zero corruption from __clear_user()
  microblaze: Convert irq_chip to new functions
  microblaze: Select GENERIC_HARDIRQS_NO_DEPRECATED
  microblaze: Remove stale irq_chip.end
  microblaze: Fix sparse warnings - signal.c
  microblaze: Fix sparse warning - fault.c
  microblaze: Fix missing microblaze specific syscalls declaration
  microblaze: Fix sparse warnings - cache.c
  microblaze: Fix sparse warning - cpuinfo.h
  microblaze: Fix sparse warning - unwind.c
  microblaze: Fix sparse warning - consistent_alloc function
  microblaze: Fix sparse warnings - ptrace
  microblaze: Fix sparse warning - sw_exceptions
  microblaze: Fix sparse warning - timer.c
  ...

1 files changed, 9 insertions, 4 deletions

diff --git a/arch/microblaze/include/asm/cacheflush.h b/arch/microblaze/include/asm/cacheflush.h
index 7ebd955460d9..0f553bc009a0 100644
--- a/arch/microblaze/include/asm/cacheflush.h
+++ b/arch/microblaze/include/asm/cacheflush.h
@@ -84,12 +84,13 @@ do { \
 #define flush_dcache_mmap_lock(mapping)		do { } while (0)
 #define flush_dcache_mmap_unlock(mapping)	do { } while (0)
 
-
 #define flush_cache_dup_mm(mm)				do { } while (0)
 #define flush_cache_vmap(start, end)			do { } while (0)
 #define flush_cache_vunmap(start, end)			do { } while (0)
 #define flush_cache_mm(mm)			do { } while (0)
-#define flush_cache_page(vma, vmaddr, pfn)	do { } while (0)
+
+#define flush_cache_page(vma, vmaddr, pfn) \
+	flush_dcache_range(pfn << PAGE_SHIFT, (pfn << PAGE_SHIFT) + PAGE_SIZE);
 
 /* MS: kgdb code use this macro, wrong len with FLASH */
 #if 0
@@ -104,9 +105,13 @@ do { \
 #define copy_to_user_page(vma, page, vaddr, dst, src, len)		\
 do {									\
 	u32 addr = virt_to_phys(dst);					\
-	invalidate_icache_range((unsigned) (addr), (unsigned) (addr) + (len));\
 	memcpy((dst), (src), (len));					\
-	flush_dcache_range((unsigned) (addr), (unsigned) (addr) + (len));\
+	if (vma->vm_flags & VM_EXEC) {					\
+		invalidate_icache_range((unsigned) (addr),		\
+					(unsigned) (addr) + PAGE_SIZE);	\
+		flush_dcache_range((unsigned) (addr),			\
+					(unsigned) (addr) + PAGE_SIZE);	\
+	}								\
 } while (0)
 
 #define copy_from_user_page(vma, page, vaddr, dst, src, len)		\