netdev - Re: [PATCH net] mlx4: Replacing pool

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Message-Id: <20120221.152826.28693031857253840.davem@davemloft.net>
Date:	Tue, 21 Feb 2012 15:28:26 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	yevgenyp@...lanox.co.il
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH net] mlx4: Replacing pool_lock with mutex

From: Yevgeny Petrilin <yevgenyp@...lanox.co.il>
Date: Tue, 21 Feb 2012 15:39:32 +0200

> 
> Under the spinlock we call request_irq(), which allocates memory with GFP_KERNEL,
> This causes the following trace when DEBUG_SPINLOCK is enabled, it can cause
> the following trace:
 ...
> Replacing with mutex, which is enough in this case.
> 
> Signed-off-by: Yevgeny Petrilin <yevgenyp@...lanox.co.il>

Applied.
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