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    SubjectRe: Floppy constantly accessed in 2.6.31-rc2
    On 07/13/2009 05:06 PM, Paul Bolle wrote:
    > On Sun, 2009-07-12 at 23:44 -0600, Robert Hancock wrote:
    >> On 2.6.31-rc2 (actually current git as of today) the floppy drive is
    >> constantly being accessed with these messages being reported:
    >>
    >> Platform driver 'floppy' needs updating - please use dev_pm_ops
    >> Floppy drive(s): fd0 is 1.44M
    >> FDC 0 is a post-1991 82077
    >> end_request: I/O error, dev fd0, sector 0
    >> end_request: I/O error, dev fd0, sector 0
    >> end_request: I/O error, dev fd0, sector 0
    >> end_request: I/O error, dev fd0, sector 0
    >> end_request: I/O error, dev fd0, sector 0
    >> end_request: I/O error, dev fd0, sector 0
    >> end_request: I/O error, dev fd0, sector 0
    >>
    >> lsof reports no process with /dev/fd0 open so it is not clear what is
    >> causing this activity. It looks like the access starts when I log in to
    >> X, but doesn't stop when I log out. I'm guessing HAL or something checks
    >> the floppy drive and then the kernel somehow gets stuck in a loop
    >> retrying the request..
    >
    > That does look a bit like
    > https://bugzilla.redhat.com/show_bug.cgi?id=489083 (and its duplicate
    > https://bugzilla.redhat.com/show_bug.cgi?id=496586 ).

    Indeed, it is.. It looks like in 2.6.29.5 the floppy module isn't being
    autoloaded and in 2.6.31-rc2 it is, which causes the DeviceKit bug to
    show up. Updating DeviceKit seems to fix the problem.

    So, not a kernel regression.


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