Re: mlx4 catas_reset hangs when using the CM

[Roland Dreier <roland@xxxxxxxxxx>]

On Thu, Mar 29, 2012 at 4:41 AM, sebastien dugue
<sebastien.dugue@xxxxxxxx> wrote:
>  So it looks like that cma_process_remove() did all it's job cleaning up
> but is hung waiting for the client refcount to reach 0, which never happens.

This is unfortunately expected with the current implementation.  Because we
don't have a way to revoke active userspace users of the device, we just send
them a catastrophic error async event and then expect them to clsoe the
device.  But if they never close the device, we just wait forever.

 - R.
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