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

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Message-ID: <20191115105227.341c238e@gandalf.local.home>
Date:   Fri, 15 Nov 2019 10:52:27 -0500
From:   Steven Rostedt <rostedt@...dmis.org>
To:     Artem Bityutskiy <dedekind1@...il.com>
Cc:     Tom Zanussi <tom.zanussi@...ux.intel.com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] trace/synthetic_events: increase SYNTH_FIELDS_MAX

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?

-- 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) */
>