Re: [PATCH 3/4] perf, callchain: Add generic report parse callchain callback function

[Jiri Olsa]

On Mon, Apr 07, 2014 at 02:15:21PM +0900, Namhyung Kim wrote:
> Hi Jiri and Don,
> 
> On Sun, 6 Apr 2014 14:11:29 +0200, Jiri Olsa wrote:
> > On Fri, Apr 04, 2014 at 03:31:19PM -0400, Don Zickus wrote:
> >> On Thu, Apr 03, 2014 at 02:57:32PM +0900, Namhyung Kim wrote:
> >> > On Mon, 24 Mar 2014 15:32:56 -0400, Don Zickus wrote:
> >> > > This takes the parse_callchain_opt function and copies it into the
> >> > > callchain.c file.  Now the c2c tool can use it too without duplicating.
> >> > >
> >> > > Signed-off-by: Don Zickus <dzickus@xxxxxxxxxx>
> >> > > ---
> >> > >  tools/perf/util/callchain.c | 83 +++++++++++++++++++++++++++++++++++++++++++++
> >> > >  tools/perf/util/callchain.h |  1 +
> >> > >  2 files changed, 84 insertions(+)
> >> > >
> >> > > diff --git a/tools/perf/util/callchain.c b/tools/perf/util/callchain.c
> >> > > index 8d9db45..2320678 100644
> >> > > --- a/tools/perf/util/callchain.c
> >> > > +++ b/tools/perf/util/callchain.c
> >> > > @@ -25,6 +25,89 @@
> >> > >  
> >> > >  __thread struct callchain_cursor callchain_cursor;
> >> > >  
> >> > > +int
> >> > > +report_parse_callchain_opt(const char *arg)
> >> > 
> >> > As it eliminated any dependency to the report code, the name can omit
> >> > 'report' as well.
> >> 
> >> Hmm, shrinking this down to 'parse_callchain_opt' seems to conflict with
> >> builtin-top.c's defintion which is a wrapper around
> >> record_parse_callchain_opt.
> >> 
> >> I can modify builtin-top.c's defintion to top_parse_callchain_opt, but do
> >> we want to make the function parse_callchain_opt name more obvious that it is
> >> for 'report' style parsing (which means it looks for the embedded
> >> callchain flag)?  Vs. the record_parse_callchain_opt function, which is for
> >> setting up the callchain flag?
> >
> > that sounds good to me.. (record|report)_parse_callchain_opt
> 
> Agreed.  Maybe parse_callchain_(record|report)_opt?

ook, jirka
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