diff --git a/[refs] b/[refs]
index 6b764ac84046..39b2fc1be504 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 86d5a70c1eeb3d35bcadc94753fd9651df8835a8
+refs/heads/master: 3f34f6c0233ae055b592e8f8da23d873b82070bb
diff --git a/trunk/tools/perf/util/include/linux/bitops.h b/trunk/tools/perf/util/include/linux/bitops.h
index 587a230d2075..a55d8cf083c9 100644
--- a/trunk/tools/perf/util/include/linux/bitops.h
+++ b/trunk/tools/perf/util/include/linux/bitops.h
@@ -5,6 +5,10 @@
 #include <linux/compiler.h>
 #include <asm/hweight.h>
 
+#ifndef __WORDSIZE
+#define __WORDSIZE (__SIZEOF_LONG__ * 8)
+#endif
+
 #define BITS_PER_LONG __WORDSIZE
 #define BITS_PER_BYTE           8
 #define BITS_TO_LONGS(nr)       DIV_ROUND_UP(nr, BITS_PER_BYTE * sizeof(long))