New Kernel

I use SuSE 9.1 with kernel 2.6.8 vanilla, and everything is fine. Kernel 2.6.9 has recently been released, and I don't know if I should upgrade. Does anyone know if it is any good? It is ftp.kernel.org/pub/linux/kernel/v2.6/linux-2.6.9.tar.gz if anyone wants to try it.