Date: Fri, 8 Jun 2007 15:25:36 -0400 From: John Baldwin <jhb@freebsd.org> To: "Attilio Rao" <attilio@freebsd.org> Cc: Rui Paulo <rpaulo@fnop.net>, Perforce Change Reviews <perforce@freebsd.org>, Rui Paulo <rpaulo@freebsd.org> Subject: Re: PERFORCE change 120788 for review Message-ID: <200706081525.38380.jhb@freebsd.org> In-Reply-To: <3bbf2fe10706081100k4f1457f2g6a714d8c897dc395@mail.gmail.com> References: <200706021756.l52Huq9A049371@repoman.freebsd.org> <200706081351.54281.jhb@freebsd.org> <3bbf2fe10706081100k4f1457f2g6a714d8c897dc395@mail.gmail.com>
next in thread | previous in thread | raw e-mail | index | archive | help
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
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?200706081525.38380.jhb>