Re: [PATCH resend] Fix a lock problem in generic phy code

From: Hans-Jürgen Koch
Date: Mon Sep 10 2007 - 14:46:14 EST


Am Montag 10 September 2007 schrieb Herbert Xu:
> Hans-J??rgen Koch <hjk@xxxxxxxxxxxxx> wrote:
> > The following patch fixes it. Tested on an AT91SAM9263-EK board, kernel
> > 2.6.23-rc4 and -rc3-mm1.
>
> Could you please audit all instances of physdev->lock and add
> _bh where necessary? I can see that at least phys_stop also
> needs the _bh.

I think the patch does all that's necessary. At least, there're no error
messages in the logs anymore. I didn't check if there's an error on
unload, though.

>
> We should also consider whether it makes sense to move the
> timer into a work queue.

Somebody who's more involved in that PHY stuff should probably do that.
I'm on holidays, sitting in a hotel room, and will probably not have the
time to have a deeper look into that.

Thanks,
Hans



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