Re: My vote against eepro* removal

From: Lee Revell
Date: Fri Jan 20 2006 - 20:29:16 EST


On Fri, 2006-01-20 at 17:19 -0800, John Ronciak wrote:
> On 1/20/06, Lee Revell <rlrevell@xxxxxxxxxxx> wrote:
> > Seems like the important question is, why does e100 need a watchdog if
> > eepro100 works fine without one? Isn't the point of a watchdog in this
> > context to work around other bugs in the driver (or the hardware)?
> There are a number of things that the watchdog in e100 does. It
> checks link (up, down), reads the hardware stats, adjusts the adaptive
> IFS and checks to 3 known hang conditions based on certain types of
> the hardware. You might be able to get around without doing the
> work-arounds (as long as you don't' see hangs happening with the
> hardware being used) but the checking of the link and the stats are
> probably needed.

Why don't these cause excessive scheduling delays in eepro100 then?
Can't we just copy the eepro100 behavior?

Lee

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/