From owner-p4-projects@FreeBSD.ORG  Fri Jun  8 19:26:24 2007
Return-Path: <owner-p4-projects@FreeBSD.ORG>
X-Original-To: p4-projects@freebsd.org
Delivered-To: p4-projects@freebsd.org
Received: by hub.freebsd.org (Postfix, from userid 32767)
	id 299C516A477; Fri,  8 Jun 2007 19:26:24 +0000 (UTC)
X-Original-To: perforce@freebsd.org
Delivered-To: perforce@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52])
	by hub.freebsd.org (Postfix) with ESMTP id D929A16A46B;
	Fri,  8 Jun 2007 19:26:23 +0000 (UTC) (envelope-from jhb@freebsd.org)
Received: from server.baldwin.cx (66-23-211-162.clients.speedfactory.net
	[66.23.211.162])
	by mx1.freebsd.org (Postfix) with ESMTP id 70B3013C4C5;
	Fri,  8 Jun 2007 19:26:23 +0000 (UTC) (envelope-from jhb@freebsd.org)
Received: from localhost.corp.yahoo.com (john@localhost [127.0.0.1])
	(authenticated bits=0)
	by server.baldwin.cx (8.13.8/8.13.8) with ESMTP id l58JQIkT059115;
	Fri, 8 Jun 2007 15:26:18 -0400 (EDT) (envelope-from jhb@freebsd.org)
From: John Baldwin <jhb@freebsd.org>
To: "Attilio Rao" <attilio@freebsd.org>
Date: Fri, 8 Jun 2007 15:25:36 -0400
User-Agent: KMail/1.9.6
References: <200706021756.l52Huq9A049371@repoman.freebsd.org>
	<200706081351.54281.jhb@freebsd.org>
	<3bbf2fe10706081100k4f1457f2g6a714d8c897dc395@mail.gmail.com>
In-Reply-To: <3bbf2fe10706081100k4f1457f2g6a714d8c897dc395@mail.gmail.com>
MIME-Version: 1.0
Content-Type: text/plain;
  charset="utf-8"
Content-Transfer-Encoding: 7bit
Content-Disposition: inline
Message-Id: <200706081525.38380.jhb@freebsd.org>
X-Greylist: Sender succeeded SMTP AUTH authentication, not delayed by
	milter-greylist-2.0.2 (server.baldwin.cx [127.0.0.1]);
	Fri, 08 Jun 2007 15:26:19 -0400 (EDT)
X-Virus-Scanned: ClamAV 0.88.3/3380/Fri Jun 8 08:34:26 2007 on
	server.baldwin.cx
X-Virus-Status: Clean
X-Spam-Status: No, score=-4.4 required=4.2 tests=ALL_TRUSTED,BAYES_00 
	autolearn=ham version=3.1.3
X-Spam-Checker-Version: SpamAssassin 3.1.3 (2006-06-01) on server.baldwin.cx
Cc: Rui Paulo <rpaulo@fnop.net>, Perforce Change Reviews <perforce@freebsd.org>,
	Rui Paulo <rpaulo@freebsd.org>
Subject: Re: PERFORCE change 120788 for review
X-BeenThere: p4-projects@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: p4 projects tree changes <p4-projects.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/p4-projects>,
	<mailto:p4-projects-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/p4-projects>
List-Post: <mailto:p4-projects@freebsd.org>
List-Help: <mailto:p4-projects-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/p4-projects>,
	<mailto:p4-projects-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Fri, 08 Jun 2007 19:26:24 -0000

On Friday 08 June 2007 02:00:18 pm Attilio Rao wrote:
> 2007/6/8, John Baldwin <jhb@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?

Yes.

-- 
John Baldwin