Re: Udev rule for external HD

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On Tue, Jun 02, 2009 at 02:24:35AM +0530, unni krishnan wrote:
> Hello,
> 
>   I have written a udev rule to change the name of the external hard
> disk to /dev/external.
> 
> SUBSYSTEM=="block", SUBSYSTEMS=="scsi", ATTRS{model}=="ST3120827AS",
> NAME="external"
> 
> The code is like the above. That works also. But the problem is that.
> without that rule my device creates 2 device nodes.
> 
> 1. sdb for the drive
> 2. sdb1 for the one partition in it.
> 
>   The mount command without the rule will show that the device sdb1 is
> mounted on /media. But after adding that rule only one device node is
> created at /dev/external and there is no second device like I expected
> ( ie /dev/external1 ). Why it is like that ? Any idea ?
> 
>   Is there anything wrong in my udev rule ?

You shouldn't need it at all, just use the links in /dev/disk/ instead.
You can label your partition "external" and then mount
/dev/disk/by-label/external/ just fine.

good luck,

greg k-h
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