Track io_u state (free or in-flight)

[fio.git] / fio.h

diff --git a/fio.h b/fio.h
index 304f658e272551d29420f97dc3b103e598913044..c168fe708bcb3e49a9dda7762a94975881159dc7 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;
@@ -425,6 +432,8 @@ struct thread_data {
 
 #define __td_verror(td, err, msg)                                      \
        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));        \