[openib-general] Re: user_mad.c: deadlock?

Roland Dreier rolandd at cisco.com
Wed Nov 9 09:50:19 PST 2005


    Michael> I'm not convinced.  What would prevent ib_umad_close from
    Michael> touching the list if we release the mutex?

Good point, ib_umad_close() could race against device removal.  But we
had that problem before: ib_umad_close() doesn't hold the mutex while
going through the agent list.

 - R.



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