linux-kernel - Re: [PATCH 1/1 net-next] irda: replace current->state by set_current

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Message-Id: <20150223.172125.1327512956032057269.davem@davemloft.net>
Date:	Mon, 23 Feb 2015 17:21:25 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	fabf@...net.be
Cc:	linux-kernel@...r.kernel.org, peterz@...radead.org,
	samuel@...tiz.org, netdev@...r.kernel.org
Subject: Re: [PATCH 1/1 net-next] irda: replace current->state by
 set_current_state()

From: Fabian Frederick <fabf@...net.be>
Date: Mon, 23 Feb 2015 18:38:24 +0100

> Use helper functions to access current->state.
> Direct assignments are prone to races and therefore buggy.
> 
> current->state = TASK_RUNNING can be replaced by __set_current_state()
> 
> Thanks to Peter Zijlstra for the exact definition of the problem.
> 
> Suggested-By: Peter Zijlstra <peterz@...radead.org>
> Signed-off-by: Fabian Frederick <fabf@...net.be>

Applied.
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