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-rw-r--r--fs/ioprio.c23
-rw-r--r--include/linux/ioprio.h23
2 files changed, 24 insertions, 22 deletions
diff --git a/fs/ioprio.c b/fs/ioprio.c
index 0657831..78b1dea 100644
--- a/fs/ioprio.c
+++ b/fs/ioprio.c
@@ -140,6 +140,29 @@ out:
return ret;
}
+int ioprio_best(unsigned short aprio, unsigned short bprio)
+{
+ unsigned short aclass = IOPRIO_PRIO_CLASS(aprio);
+ unsigned short bclass = IOPRIO_PRIO_CLASS(bprio);
+
+ if (!ioprio_valid(aprio))
+ return bprio;
+ if (!ioprio_valid(bprio))
+ return aprio;
+
+ if (aclass == IOPRIO_CLASS_NONE)
+ aclass = IOPRIO_CLASS_BE;
+ if (bclass == IOPRIO_CLASS_NONE)
+ bclass = IOPRIO_CLASS_BE;
+
+ if (aclass == bclass)
+ return min(aprio, bprio);
+ if (aclass > bclass)
+ return bprio;
+ else
+ return aprio;
+}
+
asmlinkage long sys_ioprio_get(int which, int who)
{
struct task_struct *g, *p;
diff --git a/include/linux/ioprio.h b/include/linux/ioprio.h
index 88d5961..8e2042b 100644
--- a/include/linux/ioprio.h
+++ b/include/linux/ioprio.h
@@ -59,27 +59,6 @@ static inline int task_nice_ioprio(struct task_struct *task)
/*
* For inheritance, return the highest of the two given priorities
*/
-static inline int ioprio_best(unsigned short aprio, unsigned short bprio)
-{
- unsigned short aclass = IOPRIO_PRIO_CLASS(aprio);
- unsigned short bclass = IOPRIO_PRIO_CLASS(bprio);
-
- if (!ioprio_valid(aprio))
- return bprio;
- if (!ioprio_valid(bprio))
- return aprio;
-
- if (aclass == IOPRIO_CLASS_NONE)
- aclass = IOPRIO_CLASS_BE;
- if (bclass == IOPRIO_CLASS_NONE)
- bclass = IOPRIO_CLASS_BE;
-
- if (aclass == bclass)
- return min(aprio, bprio);
- if (aclass > bclass)
- return bprio;
- else
- return aprio;
-}
+extern int ioprio_best(unsigned short aprio, unsigned short bprio);
#endif
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