netdev - Re: [PATCH net-next RFC v2 01/13] devlink: Add reload action option to devlink reload command

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Message-ID: <3ed1115e-8b44-b398-55f2-cee94ef426fd@nvidia.com>
Date:   Tue, 18 Aug 2020 12:10:36 +0300
From:   Moshe Shemesh <moshe@...dia.com>
To:     Jiri Pirko <jiri@...nulli.us>, Moshe Shemesh <moshe@...lanox.com>
CC:     "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Jiri Pirko <jiri@...lanox.com>, <netdev@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH net-next RFC v2 01/13] devlink: Add reload action option
 to devlink reload command


On 8/17/2020 7:36 PM, Jiri Pirko wrote:
> Mon, Aug 17, 2020 at 11:37:40AM CEST, moshe@...lanox.com wrote:
>> Add devlink reload action to allow the user to request a specific reload
>> action. The action parameter is optional, if not specified then devlink
>> driver re-init action is used (backward compatible).
>> Note that when required to do firmware activation some drivers may need
>> to reload the driver. On the other hand some drivers may need to reset
> Sounds reasonable. I think it would be good to indicate that though. Not
> sure how...


Maybe counters on the actions done ? Actually such counters can be 
useful on debug, knowing what reloads we had since driver was up.

>
>> the firmware to reinitialize the driver entities.
>> Reload actions supported are:
>> driver_reinit: driver entities re-initialization, applying devlink-param
>>                and devlink-resource values.
>> fw_activate: firmware activate.
>> fw_live_patch: firmware live patching.
>>