Re: [PATCH 2.6.21-rt2] PowerPC: decrementer clockevent driver

[Segher Boessenkool]

> I find it extremely silly to implement it as edge anyway. The EE line 
> is
> level triggered, and having a mix of edge and level on the same
> exception without a clean way to retrigger the DEC one other than
> waiting one tick is just causing trouble.

It isn't edge triggered, it just automatically clears the
decrementer exception condition at its source when taken
(on certain implementations -- others leave it to software
to clear it).


Segher

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