Re: [RFC][PATCH] Dynamic PCI Device IDs

From: Greg KH (greg@kroah.com)
Date: Mon May 05 2003 - 19:17:09 EST


On Mon, May 05, 2003 at 01:37:52AM -0400, Jeff Garzik wrote:
> Greg KH wrote:
> >
> >But by adding the device ids, they will be persistant, for that driver,
> >right? Then when the device is plugged in, the core will iterate over
> >the static and dynamic ids, right? If so, I don't see how a "probe_it"
> >file is needed.
>
> Consider the case:
> Device already exists, and is plugged in. Like a standard PCI card.
> Driver doesn't support PCI id, and the sysadmin uses /bin/echo to add one.

Great, probe gets run right then, and that's what we want, right?

> For unplugged case, you know you don't need to re-run the probe.

But a probe scan across all devices doesn't really take much time,
right? And yes this would be "redundant" but it's a whole lot tougher
to figure out that we don't need to re-run a probe, than to just always
do it :)

thanks,

greg k-h
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