Messages in this thread | | | Date | Mon, 13 Jul 2009 17:36:45 -0600 | From | Robert Hancock <> | Subject | Re: Floppy constantly accessed in 2.6.31-rc2 |
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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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