On 23/04/13 12:33, Jan Beulich wrote: >>>> On 23.04.13 at 12:38, George Dunlap wrote: >> Do you not have boot images of Windows 2003 that you can test yourself? > In fact I don't have any non-machine-bound Windows images at > all. Let me go see whether my American colleagues could help out > here... So I manually broke the patch down into 5 component parts (attached). The installer works just fine for the first 3 -- the ones actually mentioned in the patch changeset. It breaks when the handler is moved into the generic IRQ timer code rather than having its own callback (I think that's what's happening there, anyway). -George