linux-kernel - [PATCH 2/2] sched: readjust the load whenever task

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Message-ID: <20080703213716.1275.33324.stgit@lsg.lsg.lab.novell.com>
Date:	Thu, 03 Jul 2008 15:37:16 -0600
From:	Gregory Haskins <ghaskins@...ell.com>
To:	stable@...r.kernel.org, linux-rt-users@...r.kernel.org,
	rostedt@...dmis.org, mingo@...e.hu
Cc:	peterz@...radead.org, ghaskins@...ell.com,
	linux-kernel@...r.kernel.org
Subject: [PATCH 2/2] sched: readjust the load whenever task_setprio() is
	invoked

The load may change with the priority, so be sure to recompute its value.

Signed-off-by: Gregory Haskins <ghaskins@...ell.com>
CC: Peter Zijlstra <peterz@...radead.org>
CC: Ingo Molnar <mingo@...e.hu>
---

 kernel/sched.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/kernel/sched.c b/kernel/sched.c
index b046754..c3f41b9 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -4637,6 +4637,7 @@ void task_setprio(struct task_struct *p, int prio)
 		p->sched_class = &fair_sched_class;
 
 	p->prio = prio;
+	set_load_weight(p);
 
 //	trace_special_pid(p->pid, __PRIO(oldprio), PRIO(p));
 	prev_resched = _need_resched();

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