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From: Christoph Hellwig <hch@infradead.org>
To: James Bottomley <James.Bottomley@HansenPartnership.com>
Cc: Boaz Harrosh <bharrosh@panasas.com>,
	Sven K?hler <skoehler@upb.de>,
	Christoph Hellwig <hch@infradead.org>,
	Jeff Garzik <jeff@garzik.org>,
	linux-scsi <linux-scsi@vger.kernel.org>,
	linux-kernel@vger.kernel.org, Joerg Dorchain <joerg@dorchain.net>,
	Jon Chelton <jchelton@ffpglobal.com>,
	Stefan Priebe - allied internet ag  <s.priebe@allied-internet.ag>
Subject: Re: [BUGFIX 2/2] gdth: bugfix for the Timer at exit crash
Date: Thu, 14 Feb 2008 01:51:01 -0500	[thread overview]
Message-ID: <20080214065101.GA19294@infradead.org> (raw)
In-Reply-To: <1202922226.3109.36.camel@localhost.localdomain>

On Wed, Feb 13, 2008 at 11:03:45AM -0600, James Bottomley wrote:
> > I don't understand please explain. 
> > What does a driver need to do if it needs a consistent shutdown retine?
> > module or built in? unload or shutdown?
> 
> It needs to register a reboot notifier, which gdth does.

Well, for crappy legacy driver that's the way, but it's not really
recommended.  As soon as a driver uses the proper driver models,
e.g. gdth for pci using Jeff's pci hotplug patches it can just
implement the ->shutdown method that is called before shutdown/kexec
and can do the right thing.


      parent reply	other threads:[~2008-02-14  6:51 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-01-30 19:47 [BUG?] GDTH driver not working after upgrade to 2.6.24 Sven Köhler
2008-01-31 10:08 ` Boaz Harrosh
2008-01-31 11:07   ` Sven Köhler
2008-01-31 12:35     ` Boaz Harrosh
2008-01-31 16:39       ` Jan Engelhardt
2008-01-31 16:52         ` Boaz Harrosh
2008-02-12 17:30   ` [BUGFIXES 0/2] gdth: fix 2.6.24 driver breakage Boaz Harrosh
2008-02-12 17:35     ` [BUGFIX 1/2] gdth: scan for scsi devices Boaz Harrosh
2008-02-12 18:05       ` Christoph Hellwig
2008-02-12 17:40     ` [BUGFIX 2/2] gdth: bugfix for the Timer at exit crash Boaz Harrosh
2008-02-13  7:06       ` Stefan Priebe - allied internet ag
2008-02-13  9:03         ` Boaz Harrosh
2008-02-13 19:38           ` Jan Engelhardt
2008-02-14 15:58             ` Boaz Harrosh
2008-02-13 10:48       ` Boaz Harrosh
2008-02-13 15:44       ` James Bottomley
2008-02-13 15:54         ` Boaz Harrosh
2008-02-13 16:33           ` Boaz Harrosh
2008-02-13 16:35             ` [PATCH ver2] gdth: bugfix for the at-exit problems Boaz Harrosh
2008-02-13 16:45             ` [BUGFIX 2/2] gdth: bugfix for the Timer at exit crash James Bottomley
2008-02-13 16:50               ` Boaz Harrosh
2008-02-13 17:03                 ` James Bottomley
2008-02-13 17:12                   ` Boaz Harrosh
2008-02-13 17:36                     ` James Bottomley
2008-02-14 10:49                       ` Boaz Harrosh
2008-02-14 11:58                         ` [PATCH] gdth: bugfix for the at-exit problems Boaz Harrosh
2008-02-14 16:10                           ` James Bottomley
2008-02-14 16:18                             ` Boaz Harrosh
2008-02-13 17:18                   ` [BUGFIX 2/2] gdth: bugfix for the Timer at exit crash Boaz Harrosh
2008-02-13 17:33                     ` James Bottomley
2008-02-14  6:51                   ` Christoph Hellwig [this message]

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