linux-kernel - Re: [PATCH] trace/synthetic_events: increase SYNTH_FIELDS

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Date:   Fri, 15 Nov 2019 10:21:05 -0600
From:   "Zanussi, Tom" <tom.zanussi@...ux.intel.com>
To:     Steven Rostedt <rostedt@...dmis.org>,
        Artem Bityutskiy <dedekind1@...il.com>
Cc:     linux-kernel@...r.kernel.org
Subject: Re: [PATCH] trace/synthetic_events: increase SYNTH_FIELDS_MAX

Hi Steve and Artem,

On 11/15/2019 9:52 AM, Steven Rostedt wrote:
> On Fri, 15 Nov 2019 11:17:30 +0200
> Artem Bityutskiy <dedekind1@...il.com> wrote:
> 
>> From: Artem Bityutskiy <artem.bityutskiy@...ux.intel.com>
>>
>> Increase the maximum allowed count of synthetic event fields from 16 to 32
>> in order to allow for larger-than-usual events.
> 
> I'm fine with this, Tom are you OK with it?

Yeah, looks good to me.  Thanks for the patch, Artem.

Reviewed-by: Tom Zanussi <tom.zanussi@...ux.intel.com>

Tom

> 
> -- Steve
> 
>>
>> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@...ux.intel.com>
>> ---
>>   kernel/trace/trace_events_hist.c | 2 +-
>>   1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/kernel/trace/trace_events_hist.c b/kernel/trace/trace_events_hist.c
>> index 7482a1466ebf..f49d1a36d3ae 100644
>> --- a/kernel/trace/trace_events_hist.c
>> +++ b/kernel/trace/trace_events_hist.c
>> @@ -23,7 +23,7 @@
>>   #include "trace_dynevent.h"
>>   
>>   #define SYNTH_SYSTEM		"synthetic"
>> -#define SYNTH_FIELDS_MAX	16
>> +#define SYNTH_FIELDS_MAX	32
>>   
>>   #define STR_VAR_LEN_MAX		32 /* must be multiple of sizeof(u64) */
>>   
>