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From: Dag Nygren <dag@newtech.fi>
To: Richard Gooch <rgooch@ras.ucalgary.ca>
Cc: Ruth Ivimey-Cook <Ruth.Ivimey-Cook@ivimey.org>,
	Dag Nygren <dag@newtech.fi>,
	linux-kernel@vger.kernel.org, dag@newtech.fi
Subject: Re: Devfs strangeness in 2.4.18
Date: Fri, 07 Jun 2002 10:46:29 +0300	[thread overview]
Message-ID: <20020607074629.27617.qmail@dag.newtech.fi> (raw)
In-Reply-To: Message from Richard Gooch <rgooch@ras.ucalgary.ca>  of "Thu, 06 Jun 2002 17:04:15 MDT." <200206062304.g56N4Fg05480@vindaloo.ras.ucalgary.ca>

> Ruth Ivimey-Cook writes:
> > On Thu, 6 Jun 2002, Dag Nygren wrote:
> > 
> > >The problems are tha the sg? links doesn't correspond to the real
> > >devices shown by /proc/scsi/scsi (Which matches the real situation)
> > >sg0 matches the first disk, OK
> > >sg1 matches the Medium changer, OK
> > >sg2 matches nothing...... There is no target 2 on host1 !!!
> > >sg3 matches the DLT tape drive
> > >sg4 matches the DAT tape drive
> > >
> > >The other problem is the st? links.
> > >st0 is linked out into nothing ...
> > >
> > >Seems like 3 host adapters is too much for devfs......
> > >Do I need an upgrade ?
> > 
> > In my experience, devfs doesn't create /dev/sg or /dev/st softlinks.
> 
> Indeed. It's devfsd that creates it.
> 
> > The only links it creates are from /dev/discs/... to /dev/ide/... or
> > /dev/scsi/... as appropriate.
> > 
> > I would look into the mandrake boot sequence in detail.
> 
> Also check that you don't have bogus entries in your dev-state
> area. Mandrake had some configuration problems a few months back.

Yess!!!
That's what did it, removing the sg? and st? entries from /lib/dev-state
did the trick. There were some oldies ghosting there. Thanks a lot 
Richard, I didn't even know that there was a dev-state directory to
look for ;-).
Is there any comprehensive documentation on devfsd and devfs anywhere
on the net? Could be good to read a bit more about this.

BRGDS

Dag



  reply	other threads:[~2002-06-07  7:46 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2002-06-06 20:57 Dag Nygren
2002-06-06 22:14 ` Ruth Ivimey-Cook
2002-06-06 23:04   ` Richard Gooch
2002-06-07  7:46     ` Dag Nygren [this message]
2002-06-07 16:34       ` Richard Gooch
2002-06-10  7:43         ` Dag Nygren

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