On Tue, 2007-09-04 at 17:40 -0700, Vlad wrote:
> Hi,
>
> > I have both a dvd RW drive & a cd rom drive connected
> > the second ide interface on my motherboard with a via
> > chipset, using pata_via I see timeout messages in the
> > log & after some time both drives lockup and are
> > unable to mount any disks.
>
> I would suggest trying the following things:
>
> 1) Add both drives ("_NEC DVD_RW ND-3520" and "TSSTcorpDVD-ROM
> TS-H352A") to ata_device_blacklist in drivers/ata/libata-core.c using
> the ATA_HORKAGE_NODMA and ATA_HORKAGE_MAX_SEC_128 keywords and then
> recompile the kernel.
>
> 2) Move the CD and DVD RW drives to a computer with another chipset to
> determine whether they or the chipset are to blame.
>
> Vlad
>
Thanks for the suggestion I'll give it a try.
Unfortunately I don't have another machine to try these drives in. But
they both worked OK under the old ide code -- the problems only started
with the move to libata.
I guess the commands timing out are udev probing to see if a disk has
been inserted ?
thanks
Richard
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