> Quoting Eric W. Biederman <[email protected]>: > Subject: Re: [ofa-general] Re: dst_ifdown breaks infiniband? > > "Michael S. Tsirkin" <[EMAIL PROTECTED]> 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. -- MST _______________________________________________ general mailing list [email protected] http://lists.openfabrics.org/cgi-bin/mailman/listinfo/general To unsubscribe, please visit http://openib.org/mailman/listinfo/openib-general
