perf tools: Remove unused 'prefix' from builtin functions

[karo-tx-linux.git] / tools / perf / bench / futex-lock-pi.c

diff --git a/tools/perf/bench/futex-lock-pi.c b/tools/perf/bench/futex-lock-pi.c
index 91877777ec6e3a4052e49eca9cba4793fa551f73..73a1c44ea63c9c916f3b1b2e3fbfb82d8a93fb77 100644 (file)
--- a/tools/perf/bench/futex-lock-pi.c
+++ b/tools/perf/bench/futex-lock-pi.c
@@ -3,6 +3,7 @@
  */
 
 /* For the CLR_() macros */
+#include <string.h>
 #include <pthread.h>
 
 #include <signal.h>
@@ -139,8 +140,7 @@ static void create_threads(struct worker *w, pthread_attr_t thread_attr)
        }
 }
 
-int bench_futex_lock_pi(int argc, const char **argv,
-                       const char *prefix __maybe_unused)
+int bench_futex_lock_pi(int argc, const char **argv)
 {
        int ret = 0;
        unsigned int i;