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    SubjectRe: [PATCH] driver core: remove polling for driver_probe_done(v2)
    From
    2009/1/30 Cornelia Huck <cornelia.huck@de.ibm.com>:
    > On Fri, 30 Jan 2009 18:17:36 +0800,
    > Ming Lei <tom.leiming@gmail.com> wrote:
    >
    >> If probing done does not mean the device is available, this patch should be
    >> ignored or fixed further.
    >>
    >> But polling is really not good, is there a approach to avoid the polling for
    >> appearence of the root device?
    >
    > I think the parts of your patch that replace polling for
    > driver_probe_done() with waiting on the waitqueue are fine. The
    > problematic part is the rootwait special case, where polling seems
    > unavoidable afaics.

    Yes.

    Maybe we should keep the polling for root device. And I will resend a
    patch ,which only replace the driver_probe_done().

    Thanks.

    >



    --
    Lei Ming


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