diff -ruN a/src/shared/linux_osl.c b/src/shared/linux_osl.c
--- a/src/shared/linux_osl.c	2015-11-26 12:16:23.343091098 -0800
+++ b/src/shared/linux_osl.c	2015-11-26 12:17:08.657092739 -0800
@@ -932,7 +932,11 @@
 	uint cycles;
 
 #if defined(__i386__)
-	rdtscl(cycles);
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 3, 0)
+	cycles = (u32)rdtsc();
+#else
+	rdtscl(cycles);
+#endif
 #else
 	cycles = 0;
 #endif