#include "mutex.h"
#include "arch/arch.h"
#include "os/os.h"
+#include "helpers.h"
void fio_mutex_remove(struct fio_mutex *mutex)
{
return NULL;
}
+#ifdef FIO_HAVE_FALLOCATE
+ ret = posix_fallocate(fd, 0, sizeof(struct fio_mutex));
+ if (ret > 0) {
+ fprintf(stderr, "posix_fallocate mutex failed: %s\n", strerror(ret));
+ goto err;
+ }
+#endif
+
if (ftruncate(fd, sizeof(struct fio_mutex)) < 0) {
perror("ftruncate mutex");
goto err;
log_err("pthread_mutexattr_init: %s\n", strerror(ret));
goto err;
}
+#ifdef FIO_HAVE_PSHARED_MUTEX
ret = pthread_mutexattr_setpshared(&attr, mflag);
if (ret) {
log_err("pthread_mutexattr_setpshared: %s\n", strerror(ret));
goto err;
}
+#endif
pthread_condattr_init(&cond);
+#ifdef FIO_HAVE_PSHARED_MUTEX
pthread_condattr_setpshared(&cond, mflag);
+#endif
pthread_cond_init(&mutex->cond, &cond);
ret = pthread_mutex_init(&mutex->lock, &attr);