PERFORCE change 120788 for review

[Andrew R. Reiter]

On Fri, 8 Jun 2007, Attilio Rao wrote:

> 2007/6/8, John Baldwin <jhb at freebsd.org>:
>> On Wednesday 06 June 2007 09:31:28 am Attilio Rao wrote:
>> > Rui Paulo wrote:
>> > >
>> > > If I'm not doing something wrong, I need to use spin locks on my
>> > > interrupt handler, or else witness_checkorder will complain with
>> > > "blockable sleep lock".
>> > >
>> > > Note that I'm using FILTERs.
>> >
>> > So you are doing this in the wrong way.
>> > In order to use correctly filters, please note that the support for them
>> > is compile time choosen, so you need to wrapper all filter specific
>> > parts using INTR_FILTER compat macro.
>> 
>> Actually, if you only use a filter and not an ithread handler, you can do 
>> that
>> now w/o needing to have any #ifdef INTR_FILTER stuff.
>
> In the case your kernel doesn't use filters (!INTR_FILTER) and you
> pass a filter, it is automatically mapped to work as a fast handler?
>
> Attilio
>

When this conversation is completed, can this be documented?