Am Freitag, 30. März 2007 21:36 schrieb Pete Zaitcev:
> > That's not the issue. The question is not what we USB needs in terms
> > of performance. Every time we use a lock we screw anybody caring about
> > interrupt latency. The amount of work some drivers do in irq is awful.
>
> That's true, I suppose. What do you think about bumping some processing
> to tasklets? Softirqs are a tried technique, I used it back in 1985.
A good idea, but a very large effort. All drivers would have to be audited.
And all hcd drivers rewritten. We would have to deal with drivers missing
a bottom half.
Regards
Oliver
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