On Tue, Mar 20, 2018 at 09:49:12AM -0600, Jason Gunthorpe wrote:
> On Tue, Mar 20, 2018 at 03:45:36PM +0200, Leon Romanovsky wrote:
> > From: Leon Romanovsky <leonro@xxxxxxxxxxxx>
> >
> > The fact that Resource tracking 02d8883f520e ("RDMA/restrack: Add general
> > infrastructure to track RDMA resources") was added immediately after
> > commit 16c1975f1032 ("IB/mlx5: Create profile infrastructure to add and
> > remove stages") caused to miss the fact that PD and CQ should be skipped
> > from resources tracking for the UMR allocations.
>
> Why should they be skipped from tracking?
>
> Are they driver internal or something? Confusing.
UMR is based on driver internal QPs, but to create them mlx5_ib uses general PD and CQ.
So without this patch, we have WARN_ON and memory leaks on shutdown,
without 42cea83f9524 we have panics on shutdown while we have traffic.
Can we apply it and move further?
Thanks
>
> Jason
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