Re: 2.6.11-rc[1,2]-mmX scsi cdrom problem, 2.6.10-mm2 ok

[Jens Axboe]

On Mon, Jan 31 2005, Douglas Gilbert wrote:
> Jens Axboe wrote:
> >On Mon, Jan 31 2005, Fabio Coatti wrote:
> >
> >>Alle 09:00, lunedì 31 gennaio 2005, Jens Axboe ha scritto:
> >>
> >>>>At this point k3b is stuck in D stat, needs reboot.
> >>>
> >>>The most likely suspect is the REQ_BLOCK_PC scsi changes. Can you try
> >>>2.6.11-rc2-mm1 with bk-scsi backed out? (attached)
> >>
> >>just tried, right guess :)
> >>backing out that patch the problem disappears.
> >>Let me know if you need to narrow further that issue.
> >
> >
> >Doug, it looks like your REQ_BLOCK_PC changes are buggy. Let me know if
> >you cannot find the full post and I'll forward it to you.
> 
> Jens,
> Hmm. Found the thread on lkml. I got an almost identical
> lock up in k3b with a USB external cd/dvd drive recently.
> My laptop didn't need rebooting (probably since the root
> fs is one an ide disk).
> 
> That is a quite large patch that you referenced. I'll
> try and replicate and report back.

My guess would be the scsi_lib changes, I would suggest you start there.

-- 
Jens Axboe

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