Re: 2.6.17-rc5-mm3: oops when ejecting dock

[Matthew Garrett <mjg59@srcf.ucam.org>]

On Tue, Jun 06, 2006 at 05:16:52PM -0700, Kristen Accardi wrote:

> Using the eject file won't help for a couple of other reasons besides
> just the name change.  First, it requires that the device be present at
> boot.  Second, AFAIK it just calls the device's _EJ0 method, which I
> don't think is really the only thing that is needed here.  I think we
> also need a generic way to do this without using the ibm driver.  You
> could scan the acpi namespace for IDE controllers based on checking for
> some methods that are used only in IDE or SATA devices and write a acpi
> driver to handle insert/remove events, but it seems like for device
> hotplug though you'd still somehow need to rescan from ide.  To me it
> seems unwise to do anything outside the ide subsystem other than notify
> of an event and call some handler or something.

Does ejecting/docking not generate an IDE bus rescan notification? I've 
got hacky code to support that for SATA hardware, but it's not currently 
usable for PATA. Once the PATA libata code has settled down a little, 
I'll look into that.

-- 
Matthew Garrett | mjg59@srcf.ucam.org