Add environment-variable substitution to config options

[fio.git] / fio.h

diff --git a/fio.h b/fio.h
index 9131792f6548b8fc916349b1f62d1242e8cd6f67..63cd83f5e1be23d4548739a682947667f131533e 100644 (file)
--- a/fio.h
+++ b/fio.h
@@ -753,6 +753,10 @@ struct disk_util_stat {
  */
 struct disk_util {
        struct flist_head list;
+       /* If this disk is a slave, hook it into the master's
+        * list using this head.
+        */
+       struct flist_head slavelist;
 
        char *name;
        char *sysfs_root;
@@ -762,6 +766,15 @@ struct disk_util {
        struct disk_util_stat dus;
        struct disk_util_stat last_dus;
 
+       /* For software raids, this entry maintains pointers to the
+        * entries for the slave devices. The disk_util entries for
+        * the slaves devices should primarily be maintained through
+        * the disk_list list, i.e. for memory allocation and
+        * de-allocation, etc. Whereas this list should be used only
+        * for aggregating a software RAID's disk util figures.
+        */
+       struct flist_head slaves;
+
        unsigned long msec;
        struct timeval time;
 };