x86: use set_memory.h header

set_memory_* functions have moved to set_memory.h.  Switch to this
explicitly.

Link: http://lkml.kernel.org/r/1488920133-27229-6-git-send-email-labbott@redhat.com
Signed-off-by: Laura Abbott <labbott@redhat.com>
Acked-by: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/arch/x86/mm/pageattr.c b/arch/x86/mm/pageattr.c
index 56b22fa..1dcd2be 100644
--- a/arch/x86/mm/pageattr.c
+++ b/arch/x86/mm/pageattr.c
@@ -24,6 +24,7 @@
 #include <asm/pgalloc.h>
 #include <asm/proto.h>
 #include <asm/pat.h>
+#include <asm/set_memory.h>
 
 /*
  * The current flushing context - we pass it instead of 5 arguments: