Fix garbling of clat/slat logs if a shared log file is used
authorFabio Checconi <fabio@gandalf.sssup.i>
Mon, 18 May 2009 10:54:50 +0000 (12:54 +0200)
committerJens Axboe <jens.axboe@oracle.com>
Mon, 18 May 2009 10:54:50 +0000 (12:54 +0200)
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
fio.c

diff --git a/fio.c b/fio.c
index f0665e0..4a02f2e 100644 (file)
--- a/fio.c
+++ b/fio.c
@@ -52,6 +52,7 @@ int temp_stall_ts;
 unsigned long done_secs = 0;
 
 static struct fio_mutex *startup_mutex;
+static struct fio_mutex *writeout_mutex;
 static volatile int fio_abort;
 static int exit_value;
 static struct itimerval itimer;
@@ -1086,6 +1087,7 @@ static void *thread_main(void *data)
        td->ts.io_bytes[0] = td->io_bytes[0];
        td->ts.io_bytes[1] = td->io_bytes[1];
 
+       fio_mutex_down(writeout_mutex);
        if (td->ts.bw_log) {
                if (td->o.bw_log_file) {
                        finish_log_named(td, td->ts.bw_log,
@@ -1107,6 +1109,7 @@ static void *thread_main(void *data)
                } else
                        finish_log(td, td->ts.clat_log, "clat");
        }
+       fio_mutex_up(writeout_mutex);
        if (td->o.exec_postrun) {
                if (system(td->o.exec_postrun) < 0)
                        log_err("fio: postrun %s failed\n", td->o.exec_postrun);
@@ -1554,6 +1557,7 @@ int main(int argc, char *argv[])
        }
 
        startup_mutex = fio_mutex_init(0);
+       writeout_mutex = fio_mutex_init(1);
 
        set_genesis_time();
 
@@ -1571,5 +1575,6 @@ int main(int argc, char *argv[])
        }
 
        fio_mutex_remove(startup_mutex);
+       fio_mutex_remove(writeout_mutex);
        return exit_value;
 }