[PATCH] uninline ioprio_best()

Saves 376 bytes (5 callers) for me.
Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
Signed-off-by: Jens Axboe <axboe@suse.de>

fs/ioprio.c

@@ -140,6 +140,29 @@ static int get_task_ioprio(struct task_struct *p)
 	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;

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