diff --git a/arch/sh/mm/cache.c b/arch/sh/mm/cache.c
index 88d3dc3..5a580ea 100644
--- a/arch/sh/mm/cache.c
+++ b/arch/sh/mm/cache.c
@@ -108,7 +108,8 @@
 		kunmap_atomic(vfrom, KM_USER0);
 	}
 
-	if (pages_do_alias((unsigned long)vto, vaddr & PAGE_MASK))
+	if (pages_do_alias((unsigned long)vto, vaddr & PAGE_MASK) ||
+	    (vma->vm_flags & VM_EXEC))
 		__flush_purge_region(vto, PAGE_SIZE);
 
 	kunmap_atomic(vto, KM_USER1);