X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=diskutil.h;h=f7730667c7cf81a6831acabec904159fd87634b2;hp=5a9b079661023487642179b84dfad0b8b3d330e0;hb=deb728c66d3f745abca5afc4eebcf0d5049d50fd;hpb=f2f788dd732d97c2c3a5f5dd93223a7bfafcc410

diff --git a/diskutil.h b/diskutil.h
index 5a9b0796..f7730667 100644
--- a/diskutil.h
+++ b/diskutil.h
@@ -1,30 +1,38 @@
 #ifndef FIO_DISKUTIL_H
 #define FIO_DISKUTIL_H
-
+#include "json.h"
 #define FIO_DU_NAME_SZ		64
 
+#include "lib/output_buffer.h"
+#include "helper_thread.h"
+
+struct disk_util_stats {
+	uint64_t ios[2];
+	uint64_t merges[2];
+	uint64_t sectors[2];
+	uint64_t ticks[2];
+	uint64_t io_ticks;
+	uint64_t time_in_queue;
+	uint64_t msec;
+};
+
 /*
  * Disk utils as read in /sys/block/<dev>/stat
  */
 struct disk_util_stat {
 	uint8_t name[FIO_DU_NAME_SZ];
-	uint32_t ios[2];
-	uint32_t merges[2];
-	uint64_t sectors[2];
-	uint32_t ticks[2];
-	uint32_t io_ticks;
-	uint32_t time_in_queue;
-	uint64_t msec;
+	struct disk_util_stats s;
 };
 
 struct disk_util_agg {
-	uint32_t ios[2];
-	uint32_t merges[2];
+	uint64_t ios[2];
+	uint64_t merges[2];
 	uint64_t sectors[2];
-	uint32_t ticks[2];
-	uint32_t io_ticks;
-	uint32_t time_in_queue;
+	uint64_t ticks[2];
+	uint64_t io_ticks;
+	uint64_t time_in_queue;
 	uint32_t slavecount;
+	uint32_t pad;
 	fio_fp64_t max_util;
 };
 
@@ -38,9 +46,8 @@ struct disk_util {
 	 */
 	struct flist_head slavelist;
 
-	char *name;
 	char *sysfs_root;
-	char path[256];
+	char path[PATH_MAX];
 	int major, minor;
 
 	struct disk_util_stat dus;
@@ -98,17 +105,31 @@ extern struct flist_head disk_list;
  * 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);
-extern void free_disk_util(void);
+extern void print_disk_util(struct disk_util_stat *, struct disk_util_agg *, int terse, struct buf_output *);
+extern void show_disk_util(int terse, struct json_object *parent, struct buf_output *);
+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 void update_io_ticks(void);
+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)
-#define show_disk_util(terse)
-#define free_disk_util()
+/* keep this as a function to avoid a warning in handle_du() */
+static inline void print_disk_util(struct disk_util_stat *du,
+				   struct disk_util_agg *agg, int terse,
+				   struct buf_output *out)
+{
+}
+#define show_disk_util(terse, parent, out)
+#define disk_util_prune_entries()
 #define init_disk_util(td)
-#define update_io_ticks()
+#define setup_disk_util()
+#define json_array_add_disk_util(dus, agg, parent)
+
+static inline int update_io_ticks(void)
+{
+	return helper_should_exit();
+}
 #endif
 
 #endif