Re: [PATCH] sky2: detect and prevent kernel panic from a possiblefaulty hardware

From: David Miller
Date: Tue Jul 30 2013 - 19:19:12 EST


From: Samuel Williams <sam8641@xxxxxxxxx>
Date: Sat, 27 Jul 2013 15:35:54 -0500

> A possible faulty hardware might interrupt with a status of 0xffffffff which
> may kernel panic if sky2 driver tries to handle it. Detecting this problem
> may avoid kernel panic.
>
> Signed-off-by: Samuel Williams <sam8641@xxxxxxxxx>

Sure, but then the device is basically just going to stop.

I think this change needs to be more comprehensive, for example it
needs to fully reset the device and try to get it operational again.
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