On Thu, 2005-09-08 at 13:58, Bogdan Costescu wrote:
> Can the original poster give an explanation ? I've enjoyed a rather
> well functioning 3c59x driver for the past ~6 years without such
> double reading. Plus:
> - this operation is I/O expensive
> - it is performed inside a region protected by a spinlock
> - it is performed often, every 60 seconds
>
> Is there some specific hardware that exhibits a problem that is solved
> by this double reading ?
Nothing critical. The idea is to avoid an extra delay of 60 seconds
before detecting link-up.
Please see http://bugzilla.kernel.org/show_bug.cgi?id=5025
-Tommy
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