[Meego-kernel] Why does the kernel-headers package still use 2.6.34 kernel source?

[Alan Cox]

On Sun, 26 Sep 2010 19:28:09 +0100
"Tardy, Pierre" <pierre.tardy at intel.com> wrote:

> Arjan,
> Please note that in currently cooking umg patches, there are 2 new
> line-disciplines numbers. One for Modem AT command channels muxing
> driver, and another for BT/FM/GPS muxing driver. Those line
> discipline numbers are need by user space tools like ofono mal to
> enable those mux drivers.
> 
> The fact that kernel-header rpm is made of old stable kernel makes
> people hardcode these numbers in the user space.
> 
> Maybe there are other new ABI dependancies in other non comms
> component I'm not aware of ( graphics could a good candidate...)

Your values will change arbitarily until/if the code is upstream.
Values are not pre-allocated for non upstream stuff in general.

Fortunately their is a proc file listing all the ldiscs so you can
write code that handles such things itself until its standardised.