Re: pmac_nvram problems
From: Johannes Berg
Date: Thu Aug 18 2005 - 08:03:44 EST
On Thu, 2005-08-18 at 15:00 +1000, Benjamin Herrenschmidt wrote:
> There used to be cases where we used the nvram stuff before kmalloc()
> was available. I'll check if this is still the case.
Ah, ok. Makes sense. In that case I suppose it must be #ifdef'ed for the
> Well... the driver doesn't expect you to boot a different OS while
> suspended to disk :)
Yeah :) It'd be nice though since except for that I haven't found any
other adverse effects.
> Regarding caching the data in memory, this is done becaues nvram is
> actually a flash on recent machines, and you really want to limit the
> number of write cycles to it.
Ok, makes sense. When I get some time I'll look into converting and
implementing reloading for that case, but now that I compile as a module
and unload it, it hardly is a priority.
Thanks for your answers,
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