linux-kernel - Re: [PATCH] ip2: avoid add

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Message-ID: <20080714143357.2d6cfc91@the-village.bc.nu>
Date:	Mon, 14 Jul 2008 14:33:57 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Akinobu Mita <akinobu.mita@...il.com>
Cc:	linux-kernel@...r.kernel.org,
	"Michael H. Warfield" <mhw@...tsend.com>
Subject: Re: [PATCH] ip2: avoid add_timer() with pending timer

On Mon, 14 Jul 2008 11:49:55 +0900
Akinobu Mita <akinobu.mita@...il.com> wrote:

> add_timer() is not suppose to be called when the timer is pending.
> ip2 driver attempts to avoid that condition by setting and resetting
> a flag (TimerOn) in timer function. But there is some gap between
> add_timer() and setting TimerOn.
> 
> This patch fix this problem by using mod_timer() and remove TimerOn
> which has been unnecessary by this change.
> 
> Signed-off-by: Akinobu Mita <akinobu.mita@...il.com>
> Cc: Michael H. Warfield <mhw@...tsend.com>

Acked-by: Alan Cox <alan@...hat.com>

Queued for ttydev tree

Alan
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