diskutil: get rid of disk_util_start_exit()

[fio.git] / diskutil.h

diff --git a/diskutil.h b/diskutil.h
index b2231502c62dca0232e8cd1a2111fe2665e296eb..8623fd723b723053c59337984208c5c7f3f57a8e 100644 (file)
--- a/diskutil.h
+++ b/diskutil.h
@@ -3,11 +3,9 @@
 #include "json.h"
 #define FIO_DU_NAME_SZ         64
 
-/*
- * Disk utils as read in /sys/block/<dev>/stat
- */
-struct disk_util_stat {
-       uint8_t name[FIO_DU_NAME_SZ];
+extern volatile int helper_exit;
+
+struct disk_util_stats {
        uint32_t ios[2];
        uint32_t merges[2];
        uint64_t sectors[2];
@@ -17,6 +15,14 @@ struct disk_util_stat {
        uint64_t msec;
 };
 
+/*
+ * Disk utils as read in /sys/block/<dev>/stat
+ */
+struct disk_util_stat {
+       uint8_t name[FIO_DU_NAME_SZ];
+       struct disk_util_stats s;
+};
+
 struct disk_util_agg {
        uint32_t ios[2];
        uint32_t merges[2];
@@ -40,7 +46,7 @@ struct disk_util {
 
        char *name;
        char *sysfs_root;
-       char path[256];
+       char path[PATH_MAX];
        int major, minor;
 
        struct disk_util_stat dus;
@@ -94,27 +100,32 @@ static inline void disk_util_dec(struct disk_util *du)
 
 extern struct flist_head disk_list;
 
-extern void wait_for_disk_thread_exit(void);
-
 /*
  * disk util stuff
  */
 #ifdef FIO_HAVE_DISK_UTIL
 extern void print_disk_util(struct disk_util_stat *, struct disk_util_agg *, int terse);
 extern void show_disk_util(int terse, struct json_object *parent);
-extern void free_disk_util(void);
+extern void json_array_add_disk_util(struct disk_util_stat *dus,
+               struct disk_util_agg *agg, struct json_array *parent);
 extern void init_disk_util(struct thread_data *);
 extern int update_io_ticks(void);
 extern void setup_disk_util(void);
+extern void disk_util_prune_entries(void);
 #else
-#define print_disk_util(dus, agg, terse)
+static inline void print_disk_util(struct disk_util_stat *du,
+                                  struct disk_util_agg *agg, int terse)
+{
+}
 #define show_disk_util(terse, parent)
-#define free_disk_util()
+#define disk_util_prune_entries()
 #define init_disk_util(td)
 #define setup_disk_util()
+#define json_array_add_disk_util(dus, agg, parent)
+
 static inline int update_io_ticks(void)
 {
-       return 0;
+       return helper_exit;
 }
 #endif