netdev - Re: [net-2.6 PATCH V2] mlx4_en: Fix a kernel panic when waking tx queue

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Message-Id: <20090529.220038.240580987.davem@davemloft.net>
Date:	Fri, 29 May 2009 22:00:38 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	yevgenyp@...lanox.co.il
Cc:	netdev@...r.kernel.org, tziporet@...lanox.co.il
Subject: Re: [net-2.6 PATCH V2] mlx4_en: Fix a kernel panic when waking tx
 queue

From: Yevgeny Petrilin <yevgenyp@...lanox.co.il>
Date: Tue, 26 May 2009 09:57:21 +0300

> When the transmit queue gets full we enable interrupts for TX completions
> There was a race that we handled the TX queue both from the interrupt context
> and from the transmit function. Using "spin_trylock_irq()" ensures this
> doesn't happen.
> 
> Signed-off-by: Yevgeny Petrilin <yevgenyp@...lanox.co.il>

I'll apply this, thanks.
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