Re: DMA in PCI chipset -- module vs. compiled-in

From: William Park
Date: Tue Feb 07 2006 - 23:35:51 EST


On Tue, Feb 07, 2006 at 12:14:09PM +0100, Bartlomiej Zolnierkiewicz wrote:
> On 2/7/06, Alan Cox <alan@xxxxxxxxxxxxxxxxxxx> wrote:
> > On Maw, 2006-02-07 at 09:14 +0100, Bartlomiej Zolnierkiewicz wrote:
> > > * chipset specific driver
> > >
> > > The most common mistake is to built-in ide-generic driver
> > > and compile chipset specific driver as module...
> >
> > Oh that no longer works. That worked in 2.4, as it would take over the
> > chipset. Didn't work if it was in use at the time but did work correctly
> > if idle.
>
> I'm talking about _driver_ here and it works just fine.
>
> If you are talking about "taking over" feature, you are right.
> It was racy and indeed "worked" depending on timing.

Interesting. I'll move the "generic" as module, and see how it goes.

--
William Park <opengeometry@xxxxxxxx>, Toronto, Canada
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