drivers/hwtracing/intel_th/msu.c: use set_memory.h header

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

Link: http://lkml.kernel.org/r/1488920133-27229-9-git-send-email-labbott@redhat.com
Signed-off-by: Laura Abbott <labbott@redhat.com>
Acked-by: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

drivers/hwtracing/intel_th/msu.c

@@ -27,7 +27,9 @@
 #include <linux/io.h>
 #include <linux/dma-mapping.h>
 
-#include <asm/cacheflush.h>
+#ifdef CONFIG_X86
+#include <asm/set_memory.h>
+#endif
 
 #include "intel_th.h"
 #include "msu.h"