Re: [PATCH 05/21] perf, session: Change header.misc dump from decimal to hex

From: Don Zickus
Date: Tue Feb 18 2014 - 21:41:03 EST


On Tue, Feb 18, 2014 at 01:56:44PM +0100, Jiri Olsa wrote:
> On Mon, Feb 10, 2014 at 12:29:00PM -0500, Don Zickus wrote:
> > When printing the raw dump of a data file, the header.misc is
> > printed as a decimal. Unfortunately, that field is a bit mask, so
> > it is hard to interpret as a decimal.
> >
> > Print in hex, so the user can easily see what bits are set and more
> > importantly what type of info it is conveying.
> >
> > Signed-off-by: Don Zickus <dzickus@xxxxxxxxxx>
> > ---
> > tools/perf/util/session.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
> > index 0b39a48..d1ad10f 100644
> > --- a/tools/perf/util/session.c
> > +++ b/tools/perf/util/session.c
> > @@ -793,7 +793,7 @@ static void dump_sample(struct perf_evsel *evsel, union perf_event *event,
> > if (!dump_trace)
> > return;
> >
> > - printf("(IP, %d): %d/%d: %#" PRIx64 " period: %" PRIu64 " addr: %#" PRIx64 "\n",
> > + printf("(IP, %x): %d/%d: %#" PRIx64 " period: %" PRIu64 " addr: %#" PRIx64 "\n",
> > event->header.misc, sample->pid, sample->tid, sample->ip,
> > sample->period, sample->addr);
>
> nit, maybe use '0x%x' ? hum, but probably nobody is actually parsing this..

Fair enough. :-)

Cheers,
Don

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