Hi Stephen!

[..]
 SL> Why the heck doesn't this smash all of the device drivers which assume
 SL> that they will have complete control of the system without having
 SL> something else run at the same time except when they permit it
 SL> (almost all of them?) to itty bitty pieces?
I don't know much more on the mechanisms: Spinlocks.

 SL> Surely the other CPU's don't block while a device driver is called!
But I think one CPU does the "administrative and base system
work". This means CPU 0 is responsible for device drivers and
controlling the other CPUs ?!
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cu/2 |atrick

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