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    SubjectRe: cdrom driver thinks Toshiba DVD-RAM door is open
    On Fri, Sep 29 2000, David M. Rector wrote:
    > I have some more information on the Toshiba DVD-RAM problem:
    > I get a 'no medium' error when I try to format a DVD-RAM. A regular CDROM
    > in the same drive works fine.
    >
    > Setting debug in /proc/sys/dev/cdrom/debug issues the following error
    > when I try to format a blank DVD-RAM disk.
    >
    > Sep 29 07:53:14 gonzo4 kernel: cdrom: open failed.
    > Sep 29 07:54:14 gonzo4 kernel: cdrom: entering cdrom_open
    > Sep 29 07:54:14 gonzo4 kernel: cdrom: entering open_for_data
    > Sep 29 07:54:14 gonzo4 kernel: cdrom: drive_status=2
    > Sep 29 07:54:14 gonzo4 kernel: cdrom: the tray is open...
    > Sep 29 07:54:14 gonzo4 kernel: cdrom: trying to close the tray.
    > Sep 29 07:54:14 gonzo4 kernel: cdrom: bummer. the tray is still not
    > closed.
    > Sep 29 07:54:14 gonzo4 kernel: cdrom: tray might not contain a medium.
    > Sep 29 07:54:14 gonzo4 kernel: cdrom: open failed.
    > Sep 29 07:54:14 gonzo4 kernel: cdrom: door unlocked.
    > Sep 29 07:54:14 gonzo4 kernel: cdrom: Use count for "/dev/sr0" now 0

    The sr drive status keeps returning CDS_TRAY_OPEN here, because a
    TEST_UNIT_READY is not suceeding. Interesting. I have the exact same
    DVD-RAM drive, I'll try and provoke the same behaviour here.

    > and is recognized by cdrecord:

    [snip]

    I don't know what you'd want to use cdrecord for 8)

    --
    * Jens Axboe <axboe@suse.de>
    * SuSE Labs
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