linux-kernel - Re: [PATCH -rt] Fix TASKLET_STATE_SCHED WARN

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Date:	Wed, 6 Jun 2007 11:45:48 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	john stultz <johnstul@...ibm.com>
Cc:	Thomas Gleixner <tglx@...utronix.de>,
	Steven Rostedt <rostedt@...dmis.org>,
	"Paul E. McKenney" <paulmck@...ibm.com>,
	lkml <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH -rt] Fix TASKLET_STATE_SCHED WARN_ON()


* john stultz <johnstul@...ibm.com> wrote:

> This fix avoids this race by making sure *after* we've locked the 
> tasklet that the STATE_SCHED bit is set before adding it to the list.
> 
> Does it look ok to you?

ah - nice!! What would be the worst-case effect of this bug? (besides 
the WARN_ON()?) In any case, this fix will be in -rt10. Great work!

	Ingo
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