Re: isw brokenness

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On Wed, May 21, 2008 at 11:29:24AM -0400, Phillip Susi wrote:
> I am working on a bug report from a user with a 3 disk stripe set using an 
> isw controller and have found an inconsistency in the metadata on one of 
> the disks which causes dmraid to reject it.  Specifically, get_disk() in 
> isw.c compares the serial number recorded in the disk section with the one 
> recorded in the device section and fails if they do not match. The strange 
> thing is that this users' other two disks match, but one does not.
>
> I was wondering if this was developed with documentation from Intel,

Yes.

> and 
> are the numbers supposed to match for sure?  If so, would that mean there 
> is a bug in this users' bios?  And would it be acceptable to disable this 
> check as a workaround?  By the way, Intel's windows driver does not appear 
> to care and the array works normally in windows for this user.

To answer these questions, we need Intel to comment, please.

Heinz

>
>
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Heinz Mauelshagen                                 Red Hat GmbH
Consulting Development Engineer                   Am Sonnenhang 11
Storage Development                               56242 Marienrachdorf
                                                  Germany
Mauelshagen@xxxxxxxxxx                            PHONE +49  171 7803392
                                                  FAX   +49 2626 924446
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