linux-kernel - Re: [PATCH] sched: Set correct normal_prio and prio values in sched

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Date:	Mon, 05 Oct 2009 13:20:22 +0200
From:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
To:	Peter Williams <pwil3058@...pond.net.au>
Cc:	Ingo Molnar <mingo@...e.hu>, Mike Galbraith <efault@....de>,
	Linux Kernel Mailing <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] sched: Set correct normal_prio and prio values in
 sched_fork()

On Thu, 2009-09-24 at 06:47 +0000, Peter Williams wrote:
> normal_prio should be updated if policy changes from RT to SCHED_MORMAL
> or if static_prio/nice is changed.  Some paths through sched_fork()
> ignore this requirement and may result in normal_prio having an invalid
> value.
> 
> Fixing this issue allows the call to effective_prio() in
> wake_up_new_task() to be removed.
> 
> Signed-off-by: Peter Williams <pwil3058@...pond.net.au>

/me twists his brain into a pretsel, squints his eyes and sees its
obvious ;-)

Acked-by: Peter Zijlstra <a.p.zijlstra@...llo.nl>

Thank Peter!

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