Am Dienstag, 11. Mai 2004 18:12 schrieb David Brownell:
> Oliver Neukum wrote:
>
> > Concurrency here leads to insanity.
>
> We've had concurrency here in every version of Linux-USB since
> the earliest ones. I like to think that if a simple brainless
> bit of silicon can solve these issues without insanity, then
> surely a few smart penguins can do just as well ... ;)
Also, two more points.
1. Contention is rare, hence to conserve system resources a single lock
_enhances_ performance
2. Some of these operations also take addr0_semaphore which has to be
at least on the bus level
Regards
Oliver
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