Multiple ISO Boot USB Key

Last week my colleague Ike Pan showed the Ubuntu Kernel Team how to create a bootable USB key with multiple ISO images on it. One simply copies ISO images to the USB key and these can be booted using grub's loopback support.

Thanks to Andy Whitcroft for helpfully writing up the step-by-step instructions.

GPEs, Embedded Contoller and ACPI

I was poking around with a laptop lid problem a week ago and thought it would be helpful to document the way GPEs work with the Embedded controller and ACPI. An OpenOffice presentation can be found here.