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    SubjectRe: 3.2.11: PCI Express card cannot be re-detected withing cca 60sec timeframe
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    On Thu, Apr 19, 2012 at 2:48 PM, Yinghai Lu <yinghai@kernel.org> wrote:
    > On Thu, Apr 19, 2012 at 4:16 PM, Martin Mokrejs
    >> I just tried something similar under linux, with all the patches I accumulated for 3.4-rc3
    >> and posted in my previous emails. It seems linux flips some value so on every second card
    >> removal it really does realize it was just unplugged.
    > ...
    >
    > that is really looks like silicon problem.
    >

    please check attached patch. Hope link change bit is flip around...
    if there is change, we could add some logic:
    check if the device is there, or will reset link to normal state.

    Yinghai
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