[kde-freebsd] multislot cardreader and hald

[Andrei Kolu]

On Thursday 20 December 2007 19:13:29 Joe Marcus Clarke wrote:
> On Thu, 2007-12-20 at 11:03 -0600, Jeremy Messenger wrote:
> > On Thu, 20 Dec 2007 10:51:37 -0600, Andriy Gapon <avg at icyb.net.ua> wrote:
> > > on 20/12/2007 18:47 Jeremy Messenger said the following:
> > >> On Thu, 20 Dec 2007 09:28:01 -0600, Andriy Gapon <avg at icyb.net.ua>
> > >>
> > >> wrote:
> > >>> When I connect a USB multislot cardreader (CF, SD, etc) with only one
> > >>> card inserted to my computer my /var/log/messages gets spammed with
> > >>> the endless reports like the following:
> > >>> kernel: Opened disk da1 -> 6
> > >>> kernel: (da2:umass-sim0:0:0:2): READ CAPACITY. CDB: 25 40 0 0 0 0 0 0
> > >>> 0 0
> > >>> kernel: (da2:umass-sim0:0:0:2): CAM Status: SCSI Status Error
> > >>> kernel: (da2:umass-sim0:0:0:2): SCSI Status: Check Condition
> > >>> kernel: (da2:umass-sim0:0:0:2): NOT READY csi:0,aa,55,41 asc:3a,0
> > >>> kernel: (da2:umass-sim0:0:0:2): Medium not present field replaceable
> > >>> unit: 1
> > >>> kernel: (da2:umass-sim0:0:0:2): Unretryable error
> > >>> kernel: Opened disk da2 -> 6
> > >>> kernel: (da3:umass-sim0:0:0:3): READ CAPACITY. CDB: 25 60 0 0 0 0 0 0
> > >>> 0 0
> > >>> kernel: (da3:umass-sim0:0:0:3): CAM Status: SCSI Status Error
> > >>> kernel: (da3:umass-sim0:0:0:3): SCSI Status: Check Condition
> > >>> kernel: (da3:umass-sim0:0:0:3): NOT READY csi:0,aa,55,41 asc:3a,0
> > >>> kernel: (da3:umass-sim0:0:0:3): Medium not present field replaceable
> > >>> unit: 1
> > >>> kernel: (da3:umass-sim0:0:0:3): Unretryable error
> > >>> kernel: Opened disk da3 -> 6
> > >>>
> > >>> These reports are for the empty slots.
> > >>> If I disable hald these messages get printed only a few times, but
> > >>> with hald this happens endlessly, apparently every 2 seconds.
> > >>>
> > >>> I am curious if this is hald itself or KDE acting through it.
> > >>
> > >> It's FreeBSD since you still get w/out hald, report to freebsd-usb at .
> > >
> > > It's true that messages come from the kernel but, as I said,  without
> > > hald I get only a few of them and that's it. With hald running these
> > > messages are produced every 2 seconds until the card-reader is
> > > disconnected. So hald must be doing something silly here, like never
> > > giving up on probing those da disks without any media behind them.
> >
> > I am no expert on hald, but if I understand it correct. If there is no
> > probe in hald then hald will never know if you put/keep your da disks in
> > and pull out. I bet other OSs do the same things. Correct me if I am
> > wrong.
>
> This is a FreeBSD problem, but it's not a hal problem per se.  I think
> the GEOM/SCSI people are working to hide these kind of messages, but in
> the meantime, you either need to live with them, stop using hal, or tell
> hal to stop probing that device.
>
> The way hal works is that it periodically probes devices to determine if
> there is media changes.  In this manner, hal can auto-mount volumes.  If
> you do not want to auto-mount media from this device, then search the
> archives for ways to manipulate the .fdi files to stop hal from probing
> this device.  Again, the ideal solution would be for the kernel people
> to hide these messages behind verbose booting.
>
Ideal solution will be this way if you insert media into reader then it sends 
kernel a message about insertion (I guess cd/dvd works that way) and tell 
HALd to mount that device. IIRC then on Linux hald works correctly- this is 
only FreeBSD problem.