linux-kernel - Re: [PATCH] perf tools mem: Fix -t store option for record command

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Date:	Thu, 11 Aug 2016 14:00:32 +0200
From:	Jiri Olsa <jolsa@...hat.com>
To:	Arnaldo Carvalho de Melo <acme@...nel.org>
Cc:	Jiri Olsa <jolsa@...nel.org>, lkml <linux-kernel@...r.kernel.org>,
	David Ahern <dsahern@...il.com>,
	Ingo Molnar <mingo@...nel.org>,
	Namhyung Kim <namhyung@...nel.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Michael Petlan <mpetlan@...hat.com>
Subject: Re: [PATCH] perf tools mem: Fix -t store option for record command

On Thu, Aug 11, 2016 at 08:51:38AM -0300, Arnaldo Carvalho de Melo wrote:
> Em Thu, Aug 11, 2016 at 10:50:57AM +0200, Jiri Olsa escreveu:
> > Michael reported 'perf mem -t store record' being broken.
> > The reason is latest rework of this area:
> >   commit acbe613e0c03 ("perf tools: Add monitored events array")
> > 
> > We don't mark perf_mem_events store record when -t store
> > option is specified.
> > 
> > Fixes: commit acbe613e0c03 ("perf tools: Add monitored events array")
>          ^^^^^^
> I'll remove this extraneous bit

well, checkpatch script complained about that when
I did not put it there..  but I don't mind ;-)

jirka

> 
> > Reported-by: Michael Petlan <mpetlan@...hat.com>
> > Link: http://lkml.kernel.org/n/tip-dbytnk7urdnnaw7ckdu1w7lq@git.kernel.org
> > Signed-off-by: Jiri Olsa <jolsa@...hat.com>
> > ---
> >  tools/perf/builtin-mem.c | 3 +++
> >  1 file changed, 3 insertions(+)
> > 
> > diff --git a/tools/perf/builtin-mem.c b/tools/perf/builtin-mem.c
> > index d608a2c9e48c..d1ce29be560e 100644
> > --- a/tools/perf/builtin-mem.c
> > +++ b/tools/perf/builtin-mem.c
> > @@ -88,6 +88,9 @@ static int __cmd_record(int argc, const char **argv, struct perf_mem *mem)
> >  	if (mem->operation & MEM_OPERATION_LOAD)
> >  		perf_mem_events[PERF_MEM_EVENTS__LOAD].record = true;
> >  
> > +	if (mem->operation & MEM_OPERATION_STORE)
> > +		perf_mem_events[PERF_MEM_EVENTS__STORE].record = true;
> > +
> >  	if (perf_mem_events[PERF_MEM_EVENTS__LOAD].record)
> >  		rec_argv[i++] = "-W";
> >  
> > -- 
> > 2.4.11