Re: FC3 disappointment: KsCD locks system; grip; CDROM in general.

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Turn off DMA for that drive, e.g.

echo USE_DMA=0 > /etc/sysconfig/harddiskhdc

-- Elliot

On Mon, 15 Nov 2004, Kim Lux wrote:

> Someone over on slashdot has a similar error pattern to what I have seen
> on my machine:
> 
> <paste>
> I upgrade over the weekend, and now I can't access anything on the
> secondary IDE controller without major problems - my load average when I
> woke up this morning was over 230. This hardware has been perfectly
> stable for 2 years.
> 
> hdc: dma timer_expiry: dma status == 0x21
> hdc: DMA timeout error
> hdc: dma timeout error: status=0xd0 {Busy}
> ide: failed opcode was: unknown
> hdc: DMA disabled
> ide1: reset: success
> hdc: irq timeout: status-0x80 { Busy }
> ide: failed opcode was: unknown
> ide: reset: success
> ReiserFS: warning: is_tree_node: node level 19789 does not match to
> the expected one 1 
> <end of paste>
> 
> I'll bet money that his /dev/hdc is a cdrom.
> 
> 
> 
> On Mon, 2004-11-15 at 11:47 -0500, Peter Jones wrote:
> > On Mon, 2004-11-15 at 09:36 -0700, Kim Lux wrote:
> > > There are actually 2 instances where my cdrom doesn't work:
> > > 
> > > a) opening with right click on the desktop
> > > b) cdparanoia
> > > 
> > > I played a DVD on it last night with mplayer and it worked perfectly.
> > > I just burned a CDR with k3b and it worked perfectly. 
> > > 
> > > Could we try getting it to open and unmount from the desktop and then
> > > move to cdparanoia ?
> > > 
> > > I'll test the work around if you want.  Let me know. 
> > 
> > I expect they're entirely unrelated problems, and I don't know squat
> > about mount and unmount...
> > 
> > -- 
> >         Peter
> > 
> 


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