[linux-audio-user] Difference between T and S in Voluntary Preempt patches suffix

[thewade]

I am just about to build voluntary-preempt-2.6.9-rc3-mm2-S9, but now I
see in Ingo\'s folder some voluntary-preempt-2.6.9-rc3-mm2-T0 and T1
patches: what is the difference between the two?

Thanks!
-thewade