On Mon 13. Nov - 19:50:25, Matthew Garrett wrote: > On Mon, Nov 13, 2006 at 08:43:27PM +0100, Holger Macht wrote: > > > What I'm doing at the moment (for about a week ;-) is to echo "- - -" to > > /sys/class/scsi_host/host*/scan for all unoccupied hosts on a dock > > event. And this works pretty good. But it's of course only a workaround if > > the scsi bus generates an event. > > That's just about workable for adding a device, but it loses badly for > removing one. On before physically removing the laptop I did an echo 1 > /sys/.../device/delete . That's actually the reason why I need a undock event in userspace for now. > > With recent kernel I have to unregister from the drive from userspace to > > prevent confusion about if the drive is still there or not. > > Right. And that doesn't help in the case where the user undocks without > waiting for everything to stop flashing first. Of course, in that case > it's probably reasonable to tell the user that they lose, but we can do > better than leaving a random drive lying around and a partially wedged > sata bus... User presses lever on dock station or presses Fn+F9 on a thinkpad generates a undock acpi event, then I'm unregistering the device, then I trigger the undock from userspace and at this point the indicator on the dock station turns green so the user knows that he can remove the laptop. Regards, Holger - To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
