Add more context to the error messages

[fio.git] / io_u.c

diff --git a/io_u.c b/io_u.c
index d30ff4b3467dc352feec1de944c71c15716c017e..8141991c27ca2619fe630aa903a7c4a959cb1e80 100644 (file)
--- a/io_u.c
+++ b/io_u.c
@@ -548,7 +548,7 @@ long io_u_queued_complete(struct thread_data *td, int min_events,
        if (min_events > 0) {
                ret = td_io_commit(td);
                if (ret < 0) {
-                       td_verror(td, -ret);
+                       td_verror(td, -ret, "td_io_commit");
                        return ret;
                }
        } else {
@@ -559,7 +559,7 @@ long io_u_queued_complete(struct thread_data *td, int min_events,
 
        ret = td_io_getevents(td, min_events, td->cur_depth, tvp);
        if (ret < 0) {
-               td_verror(td, -ret);
+               td_verror(td, -ret, "td_io_getevents");
                return ret;
        } else if (!ret)
                return ret;
@@ -582,3 +582,64 @@ void io_u_queued(struct thread_data *td, struct io_u *io_u)
        slat_time = mtime_since(&io_u->start_time, &io_u->issue_time);
        add_slat_sample(td, io_u->ddir, slat_time);
 }
+
+#ifdef FIO_USE_TIMEOUT
+void io_u_set_timeout(struct thread_data *td)
+{
+       assert(td->cur_depth);
+
+       td->timer.it_interval.tv_sec = 0;
+       td->timer.it_interval.tv_usec = 0;
+       td->timer.it_value.tv_sec = IO_U_TIMEOUT + IO_U_TIMEOUT_INC;
+       td->timer.it_value.tv_usec = 0;
+       setitimer(ITIMER_REAL, &td->timer, NULL);
+       fio_gettime(&td->timeout_end, NULL);
+}
+#else
+void io_u_set_timeout(struct thread_data fio_unused *td)
+{
+}
+#endif
+
+#ifdef FIO_USE_TIMEOUT
+static void io_u_timeout_handler(int fio_unused sig)
+{
+       struct thread_data *td, *__td;
+       pid_t pid = getpid();
+       int i;
+
+       log_err("fio: io_u timeout\n");
+
+       /*
+        * TLS would be nice...
+        */
+       td = NULL;
+       for_each_td(__td, i) {
+               if (__td->pid == pid) {
+                       td = __td;
+                       break;
+               }
+       }
+
+       if (!td) {
+               log_err("fio: io_u timeout, can't find job\n");
+               exit(1);
+       }
+
+       if (!td->cur_depth) {
+               log_err("fio: timeout without pending work?\n");
+               return;
+       }
+
+       log_err("fio: io_u timeout: job=%s, pid=%d\n", td->name, td->pid);
+       td->error = ETIMEDOUT;
+       exit(1);
+}
+#endif
+
+void io_u_init_timeout(void)
+{
+#ifdef FIO_USE_TIMEOUT
+       signal(SIGALRM, io_u_timeout_handler);
+#endif
+}