Vital Patches for ataraid with Intel Matrix RAID (ICH7)

Daniel O'Connor doconnor at
Thu Mar 27 00:59:19 UTC 2008

On Sat, 22 Mar 2008, Stef Walter wrote:
> Daniel O'Connor wrote:
> > I have seen this bug in other ATA RAID implementations (VIA &
> > Promise) too. From what I can tell this part of your patch is
> > general to all ATA RAID arrays, right?
> Yes, a small part. The part that will write out the RAID information
> (thus updating the generation) whenever the status changes,
> regardless of whether that change takes place when the machine is off
> or not.

I am fairly astonished that the ataraid code didn't do that already :(

> Without testing, I can't be sure whether this solves the problem on
> other ataraid devices.

I don't have ready access to such systems anymore, we switched to 3ware 
controllers after seeing problems with broken arrays.

Daniel O'Connor software and network engineer
for Genesis Software -
"The nice thing about standards is that there
are so many of them to choose from."
  -- Andrew Tanenbaum
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