linux-kernel - Re: [PATCH] avoid race condition in pick_next_task_fair in kernel/sched

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Message-ID: <AANLkTil26yR6bdPoaH84rOoJfmg8cyS0ScvVeBydZQ25@mail.gmail.com>
Date:	Tue, 29 Jun 2010 20:44:37 +0800
From:	shenghui <crosslonelyover@...il.com>
To:	Peter Zijlstra <peterz@...radead.org>
Cc:	kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org,
	mingo@...e.hu, Greg KH <greg@...ah.com>
Subject: Re: [PATCH] avoid race condition in pick_next_task_fair in 
	kernel/sched_fair.c

2010/6/29 Peter Zijlstra <peterz@...radead.org>:
> Pretty much everywhere, if you look at sched.c the only sched_class
> method not called with rq->lock held is ::task_fork().
>
> The interesting bits are that schedule()->pre_schedule()/idle_balance()
> can drop rq->lock as well as ->select_task_rq().
>
>
>
>

Thanks for your instructions!


-- 


Thanks and Best Regards,
shenghui
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