Add more context to the error messages

[fio.git] / fio.h

diff --git a/fio.h b/fio.h
index 304f658e272551d29420f97dc3b103e598913044..959e52f3d032f332a3f67f22287228fdac7b68fa 100644 (file)
--- a/fio.h
+++ b/fio.h
@@ -76,6 +76,11 @@ struct syslet_req {
 };
 #endif
 
+enum {
+       IO_U_F_FREE     = 1 << 0,
+       IO_U_F_FLIGHT   = 1 << 1,
+};
+
 /*
  * The io unit
  */
@@ -124,6 +129,8 @@ struct io_u {
                unsigned int seen;
        };
 
+       unsigned int flags;
+
        struct fio_file *file;
 
        struct list_head list;
@@ -421,18 +428,35 @@ struct thread_data {
         */
        struct list_head io_hist_list;
        struct list_head io_log_list;
+
+       /*
+        * timeout handling
+        */
+       struct timeval timeout_end;
+       struct itimerval timer;
 };
 
-#define __td_verror(td, err, msg)                                      \
+/*
+ * 30 second per-io_u timeout, with 5 second intervals to avoid resetting
+ * the timer on each queue operation.
+ */
+#define IO_U_TIMEOUT_INC       5
+#define IO_U_TIMEOUT           30
+
+#define __td_verror(td, err, msg, func)                                        \
        do {                                                            \
+               if ((td)->error)                                        \
+                       break;                                          \
                int e = (err);                                          \
                (td)->error = e;                                        \
-               snprintf(td->verror, sizeof(td->verror) - 1, "file:%s:%d, error=%s", __FILE__, __LINE__, (msg));        \
+               snprintf(td->verror, sizeof(td->verror) - 1, "file:%s:%d, func=%s, error=%s", __FILE__, __LINE__, (func), (msg));       \
        } while (0)
 
 
-#define td_verror(td, err)     __td_verror((td), (err), strerror((err)))
-#define td_vmsg(td, err, msg)  __td_verror((td), (err), (msg))
+#define td_verror(td, err, func)       \
+       __td_verror((td), (err), strerror((err)), (func))
+#define td_vmsg(td, err, msg, func)    \
+       __td_verror((td), (err), (msg), (func))
 
 extern int exitall_on_terminate;
 extern int thread_number;
@@ -555,6 +579,7 @@ extern void usec_sleep(struct thread_data *, unsigned long);
 extern void rate_throttle(struct thread_data *, unsigned long, unsigned int, int);
 extern void fill_start_time(struct timeval *);
 extern void fio_gettime(struct timeval *, void *);
+extern void set_genesis_time(void);
 
 /*
  * Init functions
@@ -619,6 +644,8 @@ extern void requeue_io_u(struct thread_data *, struct io_u **);
 extern long __must_check io_u_sync_complete(struct thread_data *, struct io_u *, endio_handler *);
 extern long __must_check io_u_queued_complete(struct thread_data *, int, endio_handler *);
 extern void io_u_queued(struct thread_data *, struct io_u *);
+extern void io_u_init_timeout(void);
+extern void io_u_set_timeout(struct thread_data *);
 
 /*
  * io engine entry points