netdev - Re: [PATCH / RFC 0/2] spinlocks fixup in fec / m68knommu driver

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Message-ID: <47EDA791.4090402@pobox.com>
Date:	Fri, 28 Mar 2008 22:21:05 -0400
From:	Jeff Garzik <jgarzik@...ox.com>
To:	Sebastian Siewior <bigeasy@...utronix.de>
CC:	uclinux-dev@...inux.org, netdev@...r.kernel.org,
	Greg Ungerer <gerg@...inux.org>
Subject: Re: [PATCH / RFC 0/2] spinlocks fixup in fec / m68knommu driver

Sebastian Siewior wrote:
> I got into this after turning on spinlock debugging.
> 
> Jeff: The dev->hard_start_xmit callback is always called from softirq
> context so it is save to use spin_lock_irq(), right?
> 
> Greg: The isr (fec_enet_rx()) calls three functions. All
> but fec_enet_rx() are grabbing the spinlock. Is this on purpose?

wanted for 2.6.25?  ACKs from maintainer?


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