[linux-pm] Re: tg3: issue for reboot/kexec

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On Fri, Jun 24, 2005 at 05:46:52PM -0700, randy_dunlap wrote:
> On Fri, 24 Jun 2005 17:02:17 -0700 Haren Myneni wrote:
> 
> | 
> | Hello,
> |     The kexec boot on power blade (JS20) is not successfull without 
> | doing 'ifdown <ethernet device>'.  Based on my initial look in tg3 code, 
> | the driver does not have shutdown nor reboot notifier code unlike in 
> | other drivers. Hence, I added the the following patch (based on e1000) 
> | and it is working. Is it OK to include this patch? If not, any help to 
> | track down the issue would be appreciated.
> | 
> | My system is having the following cards:
> | 0000:11:01.0 Ethernet controller: Broadcom Corporation NetXtreme 
> | BCM5704S Gigabit Ethernet (rev 03)
> | 0000:11:01.1 Ethernet controller: Broadcom Corporation NetXtreme 
> | BCM5704S Gigabit Ethernet (rev 03)
> | 
> | lspci -n -s 0000:11:01
> | 0000:11:01.0 Class 0200: 14e4:16a8 (rev 03)
> | 0000:11:01.1 Class 0200: 14e4:16a8 (rev 03)
> 
> [adding fastboot & linux-pm mailing lists]
> 
> There was just a SCSI driver patch that tried to use a reboot
> notifier on shutdown and the patch got this comment:
> 
> Subject: Re: [PATCH] 2.6 aacraid: shutdown notification
> Message-ID: <42BC6D6F.5090402@xxxxxxxxxx>
> From:	Mark Haverkamp <markh@xxxxxxxx>
> 
> and reply From:	Brian King <brking@xxxxxxxxxx>:
> | The pci_driver->shutdown method should be used instead of registering
> | a reboot notifier.
> 
> so is there a good reason that network drivers should use the
> reboot notifier instead of pci_driver->shutdown,
> or should we be converting drivers to use pci_driver->shutdown
> instead?
> My quick look favors pci_driver->shutdown.

Yes, don't add a reboot notifier, use the shutdown function instead.

thanks,

greg k-h

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