linux-kernel - Re: [PATCH] IB/mlx5: give back valid speed/width even without plugged in SFP module

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Message-ID: <9be6d049-c3fc-6cf2-8d91-4449f4bcc896@oracle.com>
Date:   Fri, 27 Oct 2017 16:04:47 -0700
From:   Ghazale Hosseinabadi <ghazale.hosseinabadi@...cle.com>
To:     Hal Rosenstock <hal@....mellanox.co.il>
Cc:     linux-rdma@...r.kernel.org, tbogendoerfer@...e.de,
        matanb@...lanox.com, leonro@...lanox.com, parav@...lanox.com,
        linux-kernel@...r.kernel.org, dledford@...hat.com
Subject: Re: [PATCH] IB/mlx5: give back valid speed/width even without plugged
 in SFP module



On 10/27/2017 03:52 PM, Hal Rosenstock wrote:
> On 10/27/2017 5:54 PM, Ghazale Hosseinabadi wrote:
>> When running ibstat (if transceiver is not connected in adapter):
>>
>> ibpanic: [7851] main: stat of IB device 'mlx5_1' failed: Invalid argument
> Any output before that ?
no, It only prints this line.

-- Ghazale
>   I'm trying to understand how far it gets. It
> looks to me that empty rate file would be parsed as 0 and ibstat would
> show that rate. ibpanic would occur if file was not found but I could be
> missing something.
>