From owner-freebsd-hackers@FreeBSD.ORG  Mon May 12 10:46:43 2003
Return-Path: <owner-freebsd-hackers@FreeBSD.ORG>
Delivered-To: freebsd-hackers@freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id 49EE237B401
	for <freebsd-hackers@freebsd.org>;
	Mon, 12 May 2003 10:46:43 -0700 (PDT)
Received: from anuket.mj.niksun.com (gwnew.niksun.com [65.115.46.162])
	by mx1.FreeBSD.org (Postfix) with ESMTP id 47D2E43FA3
	for <freebsd-hackers@freebsd.org>;
	Mon, 12 May 2003 10:46:42 -0700 (PDT)	(envelope-from jkim@niksun.com)
Received: from daemon.mj.niksun.com (daemon.mj.niksun.com [10.70.0.244])
	h4CHkF7F099114;	Mon, 12 May 2003 13:46:15 -0400 (EDT)
	(envelope-from jkim@niksun.com)
X-RAV-AntiVirus: This e-mail has been scanned for viruses.
From: Jung-uk Kim <jkim@niksun.com>
Organization: Niksun, Inc.
To: Eric Anderson <anderson@centtech.com>
Date: Mon, 12 May 2003 13:46:09 -0400
User-Agent: KMail/1.5.1
References: <3EBC1299.4060101@centtech.com>
	<200305091812.13007.jkim@niksun.com> <3EBF9ED2.4030008@centtech.com>
In-Reply-To: <3EBF9ED2.4030008@centtech.com>
MIME-Version: 1.0
Content-Type: text/plain;
  charset="iso-8859-1"
Content-Transfer-Encoding: 7bit
Content-Disposition: inline
Message-Id: <200305121346.09224.jkim@niksun.com>
cc: freebsd-hackers@freebsd.org
Subject: Re: Adaptec / MegaRAID SCSI issues - FIXED!
X-BeenThere: freebsd-hackers@freebsd.org
X-Mailman-Version: 2.1.1
Precedence: list
List-Id: Technical Discussions relating to FreeBSD
	<freebsd-hackers.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-hackers>,
	<mailto:freebsd-hackers-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-hackers>
List-Post: <mailto:freebsd-hackers@freebsd.org>
List-Help: <mailto:freebsd-hackers-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-hackers>,
	<mailto:freebsd-hackers-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Mon, 12 May 2003 17:46:43 -0000

On Monday 12 May 2003 09:17 am, Eric Anderson wrote:
> Jung-uk Kim wrote:
> > I had a same problem with MegaRAID. I believe there is
> > pass-through problem. Try the following patch.
> >
> > Jung-uk Kim
> >
> > --- src/sys/dev/amr/amr.c.old	Wed Jan 15 17:03:05 2003
> > +++ src/sys/dev/amr/amr.c	Fri May  9 18:00:11 2003
> > @@ -237,12 +237,14 @@
> >
> >      debug(2, "controller query complete");
> >
> > +#ifdef AMR_SCSI_PASSTHROUGH
> >      /*
> >       * Attach our 'real' SCSI channels to CAM.
> >       */
> >      if (amr_cam_attach(sc))
> >  	return(ENXIO);
> >      debug(2, "CAM attach done");
> > +#endif
> >
> >      /*
> >       * Create the control device.
> > @@ -339,8 +341,10 @@
> >  {
> >      struct amr_command_cluster	*acc;
> >
> > +#ifdef AMR_SCSI_PASSTHROUGH
> >      /* detach from CAM */
> >      amr_cam_detach(sc);
> > +#endif
> >
> >      /* cancel status timeout */
> >      untimeout(amr_periodic, sc, sc->amr_timeout);
>
> That did the trick!  After I updated to 4.8-STABLE (from May 9th,
> 2003), and rebuilt, I still had the problem, so I applied your
> patch, rebuilt the kernel again, and voila! It works!

Great.

> Thanks for the patch and the quick response!!

No problem.

> Can we be confident this will make it into 5.1-RELEASE and/or
> 4.9-RELEASE?

Unfortunately, this will turn off a pass-through feature recently 
added to the driver. More importantly, I am not a committer. ;-)

I will contact maintainer with the issue.

Thanks,

Jung-uk Kim

> Eric