[ofa-general] [PATCH v2] ipiob: fix rtnl deadlock

Eli Cohen eli at mellanox.co.il
Tue Aug 12 06:07:38 PDT 2008


On Tue, 2008-08-12 at 15:38 +0300, Tziporet Koren wrote:
> Yosef Etigin wrote:
> > I don't think it will work, because the lock is taken way before your
> > flag is set.
> > If the lock is taken (by rtnl that calls ipoib_stop) and the flag is
> > not set yet,
> > ipoib_mcast_join_task() will still try to take the lock, and we have a deadlock.
> >   
> Can you test it?
> Tziporet
> >
>    
I think the patch I sent is problematic so I don't see any point in testing
it. Looks line this
http://lists.openfabrics.org/pipermail/ewg/2008-August/007495.html

will work.



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