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    SubjectRe: [ofa-general] Re: dst_ifdown breaks infiniband?
    > Quoting Eric W. Biederman <>:
    > Subject: Re: [ofa-general] Re: dst_ifdown breaks infiniband?
    > "Michael S. Tsirkin" <> writes:
    > >> > Why is neighbour->dev changed here?
    > >>
    > >> It holds reference to device and prevents its destruction.
    > >> If dst is held somewhere, we cannot destroy the device and deadlock
    > >> while unregister.
    > >
    > > BTW, can this ever happen for the loopback device itself?
    > > Is it ever unregistered?
    > Well I don't think the loopback device is currently but as soon
    > as we get network namespace support we will have multiple loopback
    > devices and they will get unregistered when we remove the network
    > namespace.

    Hmm. Then the code moving dst->dev to point to the loopback
    device will have to be fixed too. I'll post a patch a bit later.

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      Last update: 2007-03-18 23:39    [W:0.021 / U:41.864 seconds]
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