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Am Donnerstag, 24. Juni 2004 00:22 schrieb David Brownell:
>
> > I investigated and it turns out that up/down/spin_(un)lock contain code
> > equivalent to wmb. By chance cdc-acm is save. I am investigating other
> > drivers.
>
> That's good. But I don't know what concerns you're referring to ... :)
You asked about setting flags as a form of communication between task
context and irq handler context, which may be running on another CPU.
Regards
Oliver
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