[PATCH 1/8] ibm_newemac: Fix possible lockup on close

Christoph Hellwig hch at lst.de
Thu Nov 22 02:41:23 EST 2007


On Wed, Nov 21, 2007 at 05:06:39PM +1100, Benjamin Herrenschmidt wrote:
> It's a bad idea to call flush_scheduled_work from within a
> netdev->stop because the linkwatch will occasionally take the
> rtnl lock from a workqueue context, and thus that can deadlock.
> 
> This reworks things a bit in that area to avoid the problem.

So from the name of the driver you want to keep the previous emac
driver around.  Is there a good reason for that?




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