Re: ipw2200: firmware DMA loading rework

From: Pekka Enberg
Date: Mon Sep 21 2009 - 06:57:00 EST


On Mon, 2009-09-21 at 12:46 +0200, Bartlomiej Zolnierkiewicz wrote:
> > > I don't know why people don't see it but for me it has a memory management
> > > regression and reliability issue written all over it.
> >
> > Possibly but drivers that reload their firmware as a response to an
> > error condition is relatively new and loading network drivers while the
> > system is already up and running a long time does not strike me as
> > typical system behaviour.
>
> Loading drivers after boot is a typical desktop/laptop behavior, please
> think about hotplug (the hardware in question is an USB dongle).

Yeah, I wonder what broke things. Did the wireless stack change in
2.6.31-rc1 too? IIRC Mel ruled out page allocator changes as a suspect.

Pekka

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