Re: [RFC V2 17/21] watchdog/dev: Add tracepoints

From: Daniel Bristot de Oliveira
Date: Thu Feb 17 2022 - 13:21:18 EST


On 2/17/22 18:49, Gabriele Paoloni wrote:
>
> On 17/02/2022 18:27, Guenter Roeck wrote:
>> On 2/17/22 08:27, Daniel Bristot de Oliveira wrote:
>>> Hi Peter
>>>
>>> On 2/16/22 17:01, Peter.Enderborg@xxxxxxxx wrote:
>>>> On 2/14/22 11:45, Daniel Bristot de Oliveira wrote:
>>>>> Add a set of tracepoints, enabling the observability of the watchdog
>>>>> device interactions with user-space.
>>>>>
>>>>> The events are:
>>>>>     watchdog:watchdog_open
>>>>>     watchdog:watchdog_close
>>>>>     watchdog:watchdog_start
>>>>>     watchdog:watchdog_stop
>>>>>     watchdog:watchdog_set_timeout
>>>>>     watchdog:watchdog_ping
>>>>>     watchdog:watchdog_nowayout
>>>>>     watchdog:watchdog_set_keep_alive
>>>>>     watchdog:watchdog_keep_alive
>>>> Some watchdogs have a bark functionality, I think it should be event
>>>> for that too.
>>>>
>>> I understand. The problems is that I do not see the bark abstraction
>>> in the
>>> watchdog_dev layer.
>>>
>> I don't even know what "bark functionality" means. A new term for
>> pretimeout ?
>> Something else ?
> From my understanding the bark timeout is actually the pretimeout
> whereas the bite timeout is the actual timeout.

So, what Peter wants is tracepoints for the pretimeout actions?

-- Daniel