Is kernel-2.6.8+ a gutshot for SATA-DMRAID?

[Heinz Mauelshagen]

On Wed, Aug 18, 2004 at 01:25:56AM -0700, paul moore wrote:
> 
>  I just updated to 2.6.8 to see if it would fix a
> couple of problems I had. Well, what I found was a big
> ticking Easter egg. In xconfigure under Enhanced
> IDE/MFM/RLL... under ATA/ATAPI/MFM/RLL Support I
> found:
> Support for SATA (Depreciated; conflicts with libata
> SATA driver). In the comments it says to use the SATA
> driver under SCSI device support. The SCSI version
> does not work with DMRAID. The drives show up in the
> log, but DMRAID does not see them.

Does "dmraid -r -vvv" display them ?
Likely a devnode namespace issue.

>  As a side note, I had all of this working as a raid0
> with 2.6.7 (without the RAID 1 patches), but could
> only see six of my eight partitions.

Sounds like a flaw in group_rd() in dmraid file lib/format/partition/dos.c.

Would be helpful if you could send me copies of the (S)ATARAID metadata
and the size of the drives in the set in sectors.

> I've tried
> tweaking the code all the way down into the kernel
> with no luck. Is there something I am missing, or am I
> just dumbstruck?

No, you just have a new wonderful configuration ;)

> 
>  Tell me it isn't so.
>   Paul
> 
> 
> 
> 	
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-- 

Regards,
Heinz    -- The LVM Guy --

*** Software bugs are stupid.
    Nevertheless it needs not so stupid people to solve them ***

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Heinz Mauelshagen                                 Red Hat GmbH
Consulting Development Engineer                   Am Sonnenhang 11
                                                  56242 Marienrachdorf
                                                  Germany
Mauelshagen at RedHat.com                            +49 2626 141200
                                                       FAX 924446
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