Ingo Molnar wrote:
> i've released the 2.6.13-rc6-rt1 tree, which can be downloaded from the 
> usual place:
> 
>   http://redhat.com/~mingo/realtime-preempt/
> 
> as the name already suggests, i've switched to a new, simplified naming 
> scheme, which follows the usual naming convention of trees tracking the 
> mainline kernel. The numbering will be restarted for every new upstream 
> kernel the -RT tree is merged to.

Great! With this naming scheme it is easy to teach Matt Mackall's 
ketchup script about the -RT tree.
The modified ketchup script can be downloaded from:
http://www.uamt.feec.vutbr.cz/rizeni/pom/ketchup-0.9+rt

Matt, would you release a new ketchup version with this support for 
Ingo's tree?

Michal