diff -ru a/src/shared/linux_osl.c b/src/shared/linux_osl.c
--- a/src/shared/linux_osl.c	2015-09-18 15:47:30.000000000 -0700
+++ b/src/shared/linux_osl.c	2015-11-14 15:38:10.484563014 -0800
@@ -932,7 +932,11 @@
 	uint cycles;
 
 #if defined(__i386__)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 3, 0)
+	cycles = rdtsc();
+#else
 	rdtscl(cycles);
+#endif
 #else
 	cycles = 0;
 #endif 
