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SubjectRe: [PATCH] [2/2] posix message queues
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On Sun, 2003-10-05 at 14:42, Peter Wächtler wrote:

> > What's the difference between remove_wait_queue() and
> > local_remove_wait_queue?
> >
>
> don't disable local_irq , because no irq involved
> don't know how expensive a local_irq_save is on SMP

like 5 to 7 cycles typically


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