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Date: Thu, 25 Aug 2005 23:54:51 +0200
From: Ingo Molnar <mingo@elte.hu>
To: Daniel Walker <dwalker@mvista.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: 2.6.13-rc7-rt1
Message-ID: <20050825215451.GA7479@elte.hu>
References: <20050825062651.GA26781@elte.hu> <1125006373.10901.11.camel@dhcp153.mvista.com>
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* Daniel Walker <dwalker@mvista.com> wrote:

> @@ -257,6 +257,7 @@ void check_preempt_wakeup(struct task_st
>  	 * hangs and race conditions.
>  	 */
>  	if (!preempt_count() &&
> +		!__raw_irqs_disabled() &&
>  		p->prio < current->prio &&
>  		rt_task(p) &&
>  		(current->rcu_read_lock_nesting != 0 ||

did you get a false positive? If yes, in what code/driver?

	Ingo