misc questions about the device&driver arch

Zaphod Beeblebrox zbeeble at gmail.com
Fri Jun 2 11:37:43 PDT 2006

On 11/6/05, John Baldwin <jhb at freebsd.org> wrote:
> No, FreeBSD doesn't currently do what this decribes yet.  It would be
> possible
> to do it by adding a new device_pause() method that drivers would be
> required
> to implement while the resources were shuffled around though and possibly
> a
> device_unpause() method so that they could update their state if their
> resources were changed while the device was paused.

Commenting specifically on this little nugget, this sounds like a boon to
someone that might try and implement a suspend to disk system in the kernel.

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