Switching from (deprecated) IDE driver -> SATA (PATA support)

Justin Piszcz jpiszcz at lucidpixels.com
Sun Jan 25 15:14:56 CST 2009



On Sun, 25 Jan 2009, Bill Davidsen wrote:

> Justin Piszcz wrote:
>> 
>> 
>> On Sun, 25 Jan 2009, Justin Piszcz wrote:
>> 
>>> 
>>> 
>>> On Sun, 25 Jan 2009, Justin Piszcz wrote:
>>> 
>>>> 
>>>> 
>>>> On Sun, 25 Jan 2009, Alan Cox wrote:
>>>> 
>>>>> Easiest is to use labels. Old ide will keep hda,b,c,d constant
>>>>> providing you have interfaces using the legacy IDE port mappings (0x1f0
>>>>> and 0x170). Libata doesn't do that as pretty much every distribution had
>>>>> already switched to volume labels, and the user space can do the job far
>>>>> better than the kernel - especially as the newer devices with modern
>>>>> interfaces don't have the old BIOS/DOS legacy ideas any more.
>>>>> 
>>>>> Mount by label also means you can flip back and forth between the
>>>>> different drivers and kernel revisions.
>>>>> 
>>>>> Alan
>>>>> 
>>> It comes with one :)
>>> # xfs_admin -u  /dev/sdd2
>>> UUID = 77ae4251-631f-4656-a365-c5723f5c5da8
>>> 
>>> Will try to use this to boot; however, I'd prefer the labels over the 
>>> UUID, wish there was an easy way to set it.
>>> 
>>> Justin.
>>> 
>>> _______________________________________________
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>>> xfs at oss.sgi.com
>>> http://oss.sgi.com/mailman/listinfo/xfs
>>> 
>> 
>> One final question, without udev, how does one determine the UUID of a 
>> non-XFS
>> partition, e.g., swap?
>> 
> One uses blkid. Which suggests that you can solve your name problem by not 
> using names and switching to UUID.

This will fix the /etc/fstab issue but not LILO/boot one, per the earlier 
poster, need an initrd/etc for that.

Justin.




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