[CPUFREQ] Only check for transition latency on problematic governors (kconfig fix)

Cc: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Dave Jones <davej@redhat.com>
diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h
index 9e5f5d0..450a841 100644
--- a/include/linux/cpufreq.h
+++ b/include/linux/cpufreq.h
@@ -286,8 +286,9 @@
   Performance governor is fallback governor if any other gov failed to
   auto load due latency restrictions
 */
+#ifdef CONFIG_CPU_FREQ_GOV_PERFORMANCE
 extern struct cpufreq_governor cpufreq_gov_performance;
-#define CPUFREQ_PERFORMANCE_GOVERNOR	(&cpufreq_gov_performance)
+#endif
 #ifdef CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE
 #define CPUFREQ_DEFAULT_GOVERNOR	(&cpufreq_gov_performance)
 #elif defined(CONFIG_CPU_FREQ_DEFAULT_GOV_USERSPACE)