From 57a6f51c4281aa3119975473c70dce0480d322bd Mon Sep 17 00:00:00 2001
From: Oleg Nesterov <oleg@tv-sign.ru>
Date: Fri, 29 Sep 2006 02:00:49 -0700
Subject: [PATCH] introduce is_rt_policy() helper

Imho, makes the code a bit easier to read.

Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Nick Piggin <nickpiggin@yahoo.com.au>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---
 kernel/sched.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

(limited to 'kernel/sched.c')

diff --git a/kernel/sched.c b/kernel/sched.c
index f9b3c6a414f1..c3c718aea618 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -4109,8 +4109,7 @@ recheck:
 	    (p->mm && param->sched_priority > MAX_USER_RT_PRIO-1) ||
 	    (!p->mm && param->sched_priority > MAX_RT_PRIO-1))
 		return -EINVAL;
-	if ((policy == SCHED_NORMAL || policy == SCHED_BATCH)
-					!= (param->sched_priority == 0))
+	if (is_rt_policy(policy) != (param->sched_priority != 0))
 		return -EINVAL;
 
 	/*
@@ -4134,7 +4133,7 @@ recheck:
 				!rlim_rtprio)
 			return -EPERM;
 		/* can't increase priority */
-		if ((policy != SCHED_NORMAL && policy != SCHED_BATCH) &&
+		if (is_rt_policy(policy) &&
 		    param->sched_priority > p->rt_priority &&
 		    param->sched_priority > rlim_rtprio)
 			return -EPERM;
-- 
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