Patch 2/4 (Update to version 6.21)
* Fix: Readme changes

Patch 1/4 (Update to version 6.21)
* Add: Common module update
* Add: New function for PCI initialization (SkGeInitPCI)
* Add: Yukon Plus changes (ChipID, PCI...)
* Add: Code for DIAG tool
* Fix: Problems while unloading the linux driver
* Fix: PrefPort=B not allowed on single NICs
* Fix: Fixed Linux System crash when using vlans
* Fix: Remove useless register_netdev
* Fix: Initalize Board before network configuration
* Fix: Modifications regarding try_module_get() and capable()

into home.osdl.org:/home/torvalds/v2.5/linux

Spotted by Matteo Croce 

into home.osdl.org:/home/torvalds/v2.5/linux

From Martin Diehl.

From Martin Diehl.

Also, make sir-dev locking compatible with irport.
From Martin Diehl.

[ATM]: br2684 incorrectly handles frames recvd with FCS (by Alex Zeffertt <ajz@cambridgebroadband.com>)

Spotted by Andreas Henriksson <andreas@scream.fjortis.info>

into lips.borg.umn.edu:/export/music/bkroot/xfs-linux-2.6

We must not mark the process TASK_STOPPED early, because
that might allow a signal to wake it up before we actually
got to the "wake_up_forked_process()" state. Total confusion
would happen.

Make wake_up_forked_process() verify the new world order.

into home.osdl.org:/home/torvalds/v2.5/linux

Also consolidate a bunch of convoluted if's into a single
"is this an r200 or r300" function.