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Diffstat (limited to 'include/linux/ioprio.h')
-rw-r--r--include/linux/ioprio.h24
1 files changed, 10 insertions, 14 deletions
diff --git a/include/linux/ioprio.h b/include/linux/ioprio.h
index 3f53bc27a19b..7578d4f6a969 100644
--- a/include/linux/ioprio.h
+++ b/include/linux/ioprio.h
@@ -11,7 +11,7 @@
/*
* Default IO priority.
*/
-#define IOPRIO_DEFAULT IOPRIO_PRIO_VALUE(IOPRIO_CLASS_BE, IOPRIO_BE_NORM)
+#define IOPRIO_DEFAULT IOPRIO_PRIO_VALUE(IOPRIO_CLASS_NONE, 0)
/*
* Check that a priority value has a valid class.
@@ -46,23 +46,19 @@ static inline int task_nice_ioclass(struct task_struct *task)
return IOPRIO_CLASS_BE;
}
-/*
- * If the calling process has set an I/O priority, use that. Otherwise, return
- * the default I/O priority.
- */
-static inline int get_current_ioprio(void)
+#ifdef CONFIG_BLOCK
+int __get_task_ioprio(struct task_struct *p);
+#else
+static inline int __get_task_ioprio(struct task_struct *p)
{
- struct io_context *ioc = current->io_context;
-
- if (ioc)
- return ioc->ioprio;
return IOPRIO_DEFAULT;
}
+#endif /* CONFIG_BLOCK */
-/*
- * For inheritance, return the highest of the two given priorities
- */
-extern int ioprio_best(unsigned short aprio, unsigned short bprio);
+static inline int get_current_ioprio(void)
+{
+ return __get_task_ioprio(current);
+}
extern int set_task_ioprio(struct task_struct *task, int ioprio);