linux-kernel - Re: [PATCH] netxen_nic: use spin_[un]lock_bh around tx_clean

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Message-Id: <20150430.163742.1867744843397612112.davem@davemloft.net>
Date:	Thu, 30 Apr 2015 16:37:42 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	tcamuso@...hat.com
Cc:	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	manish.chopra@...gic.com, sony.chacko@...gic.com,
	rajesh.borundia@...gic.com, nhorman@...hat.com
Subject: Re: [PATCH] netxen_nic: use spin_[un]lock_bh around tx_clean_lock

From: Tony Camuso <tcamuso@...hat.com>
Date: Thu, 30 Apr 2015 07:51:27 -0400

> While testing this driver with DEBUG_LOCKDEP and DEBUG_SPINLOCK
> enabled did not produce any traces, it would be more prudent in the
> case of tx_clean_lock to use spin_[un]lock_bh, since this lock is
> manipulated in both the process and softirq contexts.
> 
> This patch was tested for functionality and regressions with netperf
> and DEBUG_LOCKDEP and DEBUG_SPINLOCK enabled.
> 
> Signed-off-by: Tony Camuso <tcamuso@...hat.com>

Applied, thanks Tony.
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