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From: Rui Paulo <rpaulo@freebsd.org>
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Subject: Re: INTR_FILTER?
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On 29 Jan 2009, at 11:47, Andriy Gapon wrote:

> INTR_FILTER - what does it do?
> It doesn't seem to be documented anywhere, but seems to affect  
> interrupt
> code.

INTR_FILTER allows you to skip the FILTER+ITHREAD headache.

See dev/asmc/asmc.c for an example.

--
Rui Paulo