[sheepdog] [PATCH 4/6] trace: fix compile errors

[MORITA Kazutaka]

Signed-off-by: MORITA Kazutaka <morita.kazutaka at lab.ntt.co.jp>
---
 sheep/trace/trace.c |    7 +++----
 1 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/sheep/trace/trace.c b/sheep/trace/trace.c
index 3959bc7..e848d84 100644
--- a/sheep/trace/trace.c
+++ b/sheep/trace/trace.c
@@ -16,6 +16,7 @@
 #include <unistd.h>
 #include <pthread.h>
 #include <signal.h>
+#include <stdbool.h>
 
 #include "trace.h"
 #include "logger.h"
@@ -178,12 +179,10 @@ notrace int register_trace_function(trace_func_t func)
 static notrace void suspend_worker_threads(void)
 {
 	struct worker_info *wi;
-	int i;
 	trace_count = total_nr_workers;
 	list_for_each_entry(wi, &worker_info_list, worker_info_siblings) {
-		for (i = 0; i < wi->nr_threads; i++)
-			if (pthread_kill(wi->worker_thread[i], SIGUSR2) != 0)
-				dprintf("%m\n");
+		if (pthread_kill(wi->worker_thread, SIGUSR2) != 0)
+			dprintf("%m\n");
 	}
 wait_for_worker_suspend:
 	pthread_mutex_lock(&trace_mux);
-- 
1.7.2.5