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Date:   Mon, 6 May 2019 10:51:24 +0000
From:   Moshe Shemesh <moshe@...lanox.com>
To:     Jiri Pirko <jiri@...nulli.us>, Saeed Mahameed <saeedm@...lanox.com>
CC:     "David S. Miller" <davem@...emloft.net>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        Jiri Pirko <jiri@...lanox.com>,
        Eran Ben Elisha <eranbe@...lanox.com>
Subject: Re: [net-next 11/15] net/mlx5: Add support for FW reporter dump



On 5/5/2019 6:49 PM, Jiri Pirko wrote:
> Sun, May 05, 2019 at 02:33:27AM CEST, saeedm@...lanox.com wrote:
>> From: Moshe Shemesh <moshe@...lanox.com>
>>
>> Add support of dump callback for mlx5 FW reporter.
>> Once we trigger FW dump, the FW will write the core dump to its raw data
>> buffer. The tracer translates the raw data to traces and save it to a
>> buffer. Once dump is done, the saved traces data is filled as objects
>> into the dump buffer.
>>
> 
> [...]
> 
>> +static void mlx5_fw_tracer_save_trace(struct mlx5_fw_tracer *tracer,
>> +				      u64 timestamp, bool lost,
>> +				      u8 event_id, char *msg)
>> +{
>> +	char *saved_traces = tracer->sbuff.traces_buff;
>> +	u32 offset;
>> +
>> +	mutex_lock(&tracer->sbuff.lock);
>> +	offset = tracer->sbuff.saved_traces_index * TRACE_STR_LINE;
>> +	snprintf(saved_traces + offset, TRACE_STR_LINE,
>> +		 "%s [0x%llx] %d [0x%x] %s", dev_name(&tracer->dev->pdev->dev),
>> +		 timestamp, lost, event_id, msg);
> 
> Please format this using fmsg helpers instead.
> 

Same here, I want to keep the format as is, not change it.
> 
>> +
>> +	tracer->sbuff.saved_traces_index =
>> +		(tracer->sbuff.saved_traces_index + 1) & (SAVED_TRACES_NUM - 1);
>> +	mutex_unlock(&tracer->sbuff.lock);
>> +}
> 
> [...]
> 

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