Re: ide errors in 7-rc1-mm1 and later

[Bartlomiej Zolnierkiewicz <B.Zolnierkiewicz@elka.pw.edu.pl>]

On Friday 04 of June 2004 11:42, Jens Axboe wrote:
> On Thu, Jun 03 2004, Andrew Morton wrote:
> > Ed Tomlinson <edt@aei.ca> wrote:
> > > Hi,
> > >
> > > I am still getting these ide errors with 7-rc2-mm2.  I  get the errors
> > > even if I mount with barrier=0 (or just defaults).  It would seem that
> > > something is sending my drive commands it does not understand...
> > >
> > > May 27 18:18:05 bert kernel: hda: drive_cmd: status=0x51 { DriveReady
> > > SeekComplete Error } May 27 18:18:05 bert kernel: hda: drive_cmd:
> > > error=0x04 { DriveStatusError }
> > >
> > > How can we find out what is wrong?
> > >
> > > This does not seem to be an error that corrupts the fs, it just slows
> > > things down when it hits a group of these.  Note that they keep poping
> > > up - they do stop (I still get them hours after booting).
> >
> > Jens, do we still have the command bytes available when this error hits?
>
> It's not trivial, here's a hack that should dump the offending opcode
> though.

I bet it is WIN_FLUSH_CACHE_EXT.