From: Jens Axboe <axboe@fb.com>
Date: Tue, 1 Dec 2015 16:08:47 +0000 (-0700)
Subject: mutex: use bool
X-Git-Tag: fio-2.2.13~55
X-Git-Url: https://git.kernel.dk/?p=fio.git;a=commitdiff_plain;h=66608372288ecfe94abbc4b12a89b5c18071897f

mutex: use bool

Signed-off-by: Jens Axboe <axboe@fb.com>
---

diff --git a/mutex.c b/mutex.c
index 53f9651a..7612b32b 100644
--- a/mutex.c
+++ b/mutex.c
@@ -92,7 +92,7 @@ struct fio_mutex *fio_mutex_init(int value)
 	return NULL;
 }
 
-static int mutex_timed_out(struct timeval *t, unsigned int seconds)
+static bool mutex_timed_out(struct timeval *t, unsigned int seconds)
 {
 	return mtime_since_now(t) >= seconds * 1000;
 }
@@ -133,16 +133,16 @@ int fio_mutex_down_timeout(struct fio_mutex *mutex, unsigned int seconds)
 	return ret;
 }
 
-int fio_mutex_down_trylock(struct fio_mutex *mutex)
+bool fio_mutex_down_trylock(struct fio_mutex *mutex)
 {
-	int ret = 1;
+	bool ret = true;
 
 	assert(mutex->magic == FIO_MUTEX_MAGIC);
 
 	pthread_mutex_lock(&mutex->lock);
 	if (mutex->value) {
 		mutex->value--;
-		ret = 0;
+		ret = false;
 	}
 	pthread_mutex_unlock(&mutex->lock);
 
diff --git a/mutex.h b/mutex.h
index 17380de2..8c1a7111 100644
--- a/mutex.h
+++ b/mutex.h
@@ -2,6 +2,7 @@
 #define FIO_MUTEX_H
 
 #include <pthread.h>
+#include "lib/types.h"
 
 #define FIO_MUTEX_MAGIC		0x4d555445U
 #define FIO_RWLOCK_MAGIC	0x52574c4fU
@@ -30,7 +31,7 @@ extern void __fio_mutex_remove(struct fio_mutex *);
 extern void fio_mutex_remove(struct fio_mutex *);
 extern void fio_mutex_up(struct fio_mutex *);
 extern void fio_mutex_down(struct fio_mutex *);
-extern int fio_mutex_down_trylock(struct fio_mutex *);
+extern bool fio_mutex_down_trylock(struct fio_mutex *);
 extern int fio_mutex_down_timeout(struct fio_mutex *, unsigned int);
 
 extern void fio_rwlock_read(struct fio_rwlock *);