linux-kernel - Re: [PATCH 00/28] tracing: 'hist' triggers

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Message-ID: <20151105231802.GA21269@sejong>
Date:	Fri, 6 Nov 2015 08:18:02 +0900
From:	Namhyung Kim <namhyung@...nel.org>
To:	Tom Zanussi <tom.zanussi@...ux.intel.com>
CC:	rostedt@...dmis.org, daniel.wagner@...-carit.de,
	masami.hiramatsu.pt@...achi.com, josh@...htriplett.org,
	andi@...stfloor.org, mathieu.desnoyers@...icios.com,
	peterz@...radead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 00/28] tracing: 'hist' triggers

On Thu, Nov 05, 2015 at 04:13:02PM -0600, Tom Zanussi wrote:
> Hi Namhyung,
> 
> On Thu, 2015-11-05 at 23:43 +0900, Namhyung Kim wrote:
> > Hi Tom,
> > 
> > I implemented 'log2' modifier on top of your v11 patchset.  Could you
> > please take a look at this?
> > 
> 
> Very nice, thanks for doing this.
> 
> I just noticed one small problem in that the modifier doesn't get
> printed in the output.  The below patch fixes that.

Ah, thanks!

> 
> I can just merge that change into your patch and add it to my series,
> otherwise please let me know what you'd like me to do.. 

It'd be great if you take this (with the fix) into your series.

Thanks,
Namhyung


> 
> Signed-off-by: Tom Zanussi <tom.zanussi@...ux.intel.com>
> ---
>  kernel/trace/trace_events_hist.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/kernel/trace/trace_events_hist.c
> b/kernel/trace/trace_events_hist.c
> index 20a17fd..7621748 100644
> --- a/kernel/trace/trace_events_hist.c
> +++ b/kernel/trace/trace_events_hist.c
> @@ -1092,6 +1092,8 @@ static const char *get_hist_field_flags(struct
> hist_field *hist_field)
>                 flags_str = "execname";
>         else if (hist_field->flags & HIST_FIELD_SYSCALL)
>                 flags_str = "syscall";
> +       else if (hist_field->flags & HIST_FIELD_LOG2)
> +               flags_str = "log2";
>  
>         return flags_str;
>  }
> 
> 
> 
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