Re: kern/38376: Hitachi HDD need LBA48-QUIRK

[Manuel Bouyer <bouyer%antioche.eu.org@localhost>]

On Sun, Apr 06, 2008 at 01:55:00PM +0000, martin.seibold%yahoo.de@localhost 
wrote:
> >Number:         38376
> >Category:       kern
> >Synopsis:       Hitachi HDD need LBA48-QUIRK
> >Confidential:   no
> >Severity:       serious
> >Priority:       medium
> >Responsible:    kern-bug-people
> >State:          open
> >Class:          sw-bug
> >Submitter-Id:   net
> >Arrival-Date:   Sun Apr 06 13:55:00 +0000 2008
> >Originator:     Martin Seibold
> >Release:        4.0
> >Organization:
> none
> >Environment:
> NetBSD 4.0/i386 - i think all architectures are affected
> 
> >Description:
> I use Raidframe mode 5 on Hitachi "Deskstar" 500GB disks via the satalink 
> driver. While writing initial paririty on the disks i discovered that these 
> discs have also problems with LBA48-addressing like the Seagates. I got 
> "error reading fsbn 268435424 of 268435424 - 268435455". So i
> changed my LBA48_TRESHHOLD to 0xfffffe0 instead the default 268435455 in my 
> dev/ata/wd.c and built a new kernel. After that, everything seemed fine.
> Then - for testing purposes - i manually faild one of my disks and
> started reconstruction. After some time the reconstruction progress stopped 
> with the same error message "error reading fsbn 268435424".
> 
> Finally i set my LBA48_TRESHHOLD to 0xfffffd0 and reconstruction finished.
> >How-To-Repeat:
> Try to access the last sectors in front of the LBA48-area.
> >Fix:
> Someone should add HD* disks like my HDP725050 to the wd_quirk_table in 
> ata/wd.clike the following:
> 
> This should work for E7K/P7K/T7K [2] "Deskstars": 
> {   "HD[P-T][0-9][0-9][0-9][0-9][2-9][0-9]*",
>           WD_QUIRK_FORCE_LBA48 }

All NetBSD 4.x branches should now have an automatic detection of the
LBA48 issue, which makes the quirk list obsolete. Could you try with a
recent kernel from the netbsd-4-0 branch ?


-- 
Manuel Bouyer <bouyer%antioche.eu.org@localhost>
     NetBSD: 26 ans d'experience feront toujours la difference
--