linux-kernel - Re: [PATCH] n_gsm.c: add tx_lock in gsm

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Message-ID: <20121220130843.51726836@pyramind.ukuu.org.uk>
Date:	Thu, 20 Dec 2012 13:08:43 +0000
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Xiao Jin <jin.xiao@...el.com>
Cc:	gregkh@...uxfoundation.org, jslaby@...e.cz,
	linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
	mingo@...e.hu, a.p.zijlstra@...llo.nl, rusty@...tcorp.com.au,
	william.douglas@...el.com, sboyd@...eaurora.org,
	vincentx.pillet@...el.com
Subject: Re: [PATCH] n_gsm.c: add tx_lock in gsm_send

On Wed, 19 Dec 2012 13:16:10 +0800
Xiao Jin <jin.xiao@...el.com> wrote:

> From: xiaojin <jin.xiao@...el.com>
> Date: Wed, 19 Dec 2012 11:53:43 +0800
> Subject: [PATCH] n_gsm.c: add tx_lock in gsm_send
> 
> All the call to gsm->output should be in the tx_lock,
> that could avoid potential race from MUX level. But
> we have no tx_lock in gsm_send.
> 
> This patch is to add tx_lock in gsm_send.
> 
> Signed-off-by: xiaojin <jin.xiao@...el.com>

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