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From: Greg KH <gregkh@suse.de>
To: Michael E Brown <Michael_E_Brown@dell.com>
Cc: Jos?? Luis Tall??n <jltallon@adv-solutions.net>,
	Douglas_Warzecha@dell.com, Abhay_Salunke@dell.com,
	linux-kernel@vger.kernel.org, matt_domsch@dell.com,
	marcel@holtmann.org
Subject: Re: 2.6.24 breaks BIOS updates on all Dell machines
Date: Mon, 28 Jan 2008 22:44:15 -0800	[thread overview]
Message-ID: <20080129064415.GA8822@suse.de> (raw)
In-Reply-To: <20080129063244.GA19076@humbolt.us.dell.com>

On Tue, Jan 29, 2008 at 12:32:44AM -0600, Michael E Brown wrote:
> BIOS updates are broken on all Dell systems due to Commit
> 109f0e93b6b728f03c1eb4af02bc25d71b646c59, which is now in 2.6.24.
> 
>   static inline void fw_setup_device_id(struct device *f_dev, struct
> device *dev)
>   {
> -       /* XXX warning we should watch out for name collisions */
> -       strlcpy(f_dev->bus_id, dev->bus_id, BUS_ID_SIZE);
> +       snprintf(f_dev->bus_id, BUS_ID_SIZE, "firmware-%s",
> dev->bus_id);
>  }
> 
> Two programs are broken by this change: 
>     1) dellBiosUpdate, which is part of libsmbios
>     2) All of the Dell Update Packages (DUPs) that are part of Dell
> OpenManage: each BIOS release for each of 3-4 dozen platforms.
> 
> These programs are broken due to the pathname change from
> /sys/class/firmware/dell_rbu/   to
> /sys/class/firmware/firmware-dell_rbu/loading. 
> 
> Realistically, I can fix libsmbios in a couple of weeks, but there is no
> way that we can go back and fix a couple hundred DUP packages for this
> change. If this stays, we are looking at over 6 months before we have an
> officially-available Dell OpenManage that can deal with it, and that
> would be for new BIOS releases only, I suspect.
> 
> Some of the relevant threads from when this was submitted and accepted:
> http://lkml.org/lkml/2005/5/23/73
> http://lkml.org/lkml/2005/5/23/62
> 
> Due to the extremely large and disruptive nature of this bug, it would
> be nice to get a 2.6.24.1 with this patch reverted.
> 
> I have copied the relevant developers at Dell who maintain this driver.
> Please preserve the cc: list when replying.

Fair enough, I have no problem reverting this.

Anyone want to keep it in?

thanks,

greg k-h

       reply	other threads:[~2008-01-29  6:45 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20080129063244.GA19076@humbolt.us.dell.com>
2008-01-29  6:44 ` Greg KH [this message]
     [not found] <E9909A75A543064DB66E55B8E3BE41EC5FD218@ausx3mps307.aus.amer.dell.com>
2008-01-29 14:59 ` FW: " Markus Rechberger
2008-01-29 18:41   ` Greg KH
2008-01-29 22:15     ` Jean Delvare
2008-02-05  6:45       ` Greg KH
2008-02-05 20:16         ` Jean Delvare
2008-02-05 23:44           ` Greg KH
2008-02-06 13:20             ` Jean Delvare
2008-01-29 19:04   ` FW: " Sytse Wielinga
     [not found]     ` <20080129190924.GB8786@humbolt.us.dell.com>
2008-02-03 14:02       ` Jean Delvare
     [not found]         ` <20080204155834.GA32437@humbolt.us.dell.com>
2008-02-05 16:25           ` Jean Delvare

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