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    SubjectRe: WARNING: at block/genhd.c:1556 disk_clear_events+0xdc/0xf0()
    On Wed, Apr 06, 2011 at 10:26:11PM +0100, Sitsofe Wheeler wrote:
    > On Wed, Apr 06, 2011 at 06:04:23AM -0700, Tejun Heo wrote:
    > > I think disk_block_events was a bit too agressive with optimization.
    > > Can you please test the following patch and see whether the problem
    > > goes away?
    >
    > With the 2.6.39-rc2 the warning has mysteriously disappeared all by
    > itself. Could it be that other parts of the kernel were causing this to
    > manifest itself?

    The problem would be quite timing dependent. It would be great if you
    can prepare a setup where you can reproduce the problem on some
    regular basis and make sure that the problem goes away with the patch
    applied.

    Thanks.

    --
    tejun


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