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Date: Wed, 9 Mar 2016 21:47:51 +0900
From: Namhyung Kim <namhyung@...nel.org>
To: Jiri Olsa <jolsa@...hat.com>
Cc: Arnaldo Carvalho de Melo <acme@...nel.org>,
Jiri Olsa <jolsa@...nel.org>,
lkml <linux-kernel@...r.kernel.org>,
David Ahern <dsahern@...il.com>,
Ingo Molnar <mingo@...nel.org>,
Peter Zijlstra <a.p.zijlstra@...llo.nl>
Subject: Re: [PATCHv3] perf tools: Pass perf_hpp_list all the way through
setup_sort_list
On Wed, Mar 09, 2016 at 11:04:17AM +0100, Jiri Olsa wrote:
> On Mon, Mar 07, 2016 at 11:31:00AM -0300, Arnaldo Carvalho de Melo wrote:
> > Em Sun, Mar 06, 2016 at 08:21:52PM +0100, Jiri Olsa escreveu:
> > > --- a/tools/perf/util/sort.c
> > > +++ b/tools/perf/util/sort.c
> > > @@ -1614,14 +1614,16 @@ int hist_entry__filter(struct hist_entry *he, int type, const void *arg)
> > > return hse->se->se_filter(he, type, arg);
> > > }
> > >
> > > -static int __sort_dimension__add_hpp_sort(struct sort_dimension *sd, int level)
> > > +static int __sort_dimension__add_hpp_sort(struct perf_hpp_list *list,
> > > + struct sort_dimension *sd,
> > > + int level)
> >
> > If the function is named foo__bar(), then the convention is for the
> > first parameter to be a pointer to "foo", so, above, it would make:
> >
> > static int __sort_dimension__add_hpp_sort(struct sort_dimension *sd,
> > struct perf_hpp_list *list,
> > int level)
>
> right, v3 attached
>
> thanks,
> jirka
>
>
> ---
> Passing perf_hpp_list all the way through setup_sort_list
> so the sort entry could be added on the arbitrary list.
>
> Link: http://lkml.kernel.org/n/tip-1r0tlhwdfolal61gvciii07e@git.kernel.org
> Signed-off-by: Jiri Olsa <jolsa@...nel.org>
Acked-by: Namhyung Kim <namhyung@...nel.org>
Thanks,
Namhyung
> ---
> tools/perf/util/sort.c | 44 ++++++++++++++++++++++++++------------------
> 1 file changed, 26 insertions(+), 18 deletions(-)
>
> diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c
> index 041f236379e0..59a101e43457 100644
> --- a/tools/perf/util/sort.c
> +++ b/tools/perf/util/sort.c
> @@ -1614,19 +1614,21 @@ int hist_entry__filter(struct hist_entry *he, int type, const void *arg)
> return hse->se->se_filter(he, type, arg);
> }
>
> -static int __sort_dimension__add_hpp_sort(struct sort_dimension *sd, int level)
> +static int __sort_dimension__add_hpp_sort(struct sort_dimension *sd,
> + struct perf_hpp_list *list,
> + int level)
> {
> struct hpp_sort_entry *hse = __sort_dimension__alloc_hpp(sd, level);
>
> if (hse == NULL)
> return -1;
>
> - perf_hpp__register_sort_field(&hse->hpp);
> + perf_hpp_list__register_sort_field(list, &hse->hpp);
> return 0;
> }
>
> -static int __sort_dimension__add_hpp_output(struct perf_hpp_list *list,
> - struct sort_dimension *sd)
> +static int __sort_dimension__add_hpp_output(struct sort_dimension *sd,
> + struct perf_hpp_list *list)
> {
> struct hpp_sort_entry *hse = __sort_dimension__alloc_hpp(sd, 0);
>
> @@ -2147,12 +2149,14 @@ out:
> return ret;
> }
>
> -static int __sort_dimension__add(struct sort_dimension *sd, int level)
> +static int __sort_dimension__add(struct sort_dimension *sd,
> + struct perf_hpp_list *list,
> + int level)
> {
> if (sd->taken)
> return 0;
>
> - if (__sort_dimension__add_hpp_sort(sd, level) < 0)
> + if (__sort_dimension__add_hpp_sort(sd, list, level) < 0)
> return -1;
>
> if (sd->entry->se_collapse)
> @@ -2163,7 +2167,9 @@ static int __sort_dimension__add(struct sort_dimension *sd, int level)
> return 0;
> }
>
> -static int __hpp_dimension__add(struct hpp_dimension *hd, int level)
> +static int __hpp_dimension__add(struct hpp_dimension *hd,
> + struct perf_hpp_list *list,
> + int level)
> {
> struct perf_hpp_fmt *fmt;
>
> @@ -2175,7 +2181,7 @@ static int __hpp_dimension__add(struct hpp_dimension *hd, int level)
> return -1;
>
> hd->taken = 1;
> - perf_hpp__register_sort_field(fmt);
> + perf_hpp_list__register_sort_field(list, fmt);
> return 0;
> }
>
> @@ -2185,7 +2191,7 @@ static int __sort_dimension__add_output(struct perf_hpp_list *list,
> if (sd->taken)
> return 0;
>
> - if (__sort_dimension__add_hpp_output(list, sd) < 0)
> + if (__sort_dimension__add_hpp_output(sd, list) < 0)
> return -1;
>
> sd->taken = 1;
> @@ -2215,7 +2221,8 @@ int hpp_dimension__add_output(unsigned col)
> return __hpp_dimension__add_output(&perf_hpp_list, &hpp_sort_dimensions[col]);
> }
>
> -static int sort_dimension__add(const char *tok, struct perf_evlist *evlist,
> +static int sort_dimension__add(struct perf_hpp_list *list, const char *tok,
> + struct perf_evlist *evlist __maybe_unused,
> int level)
> {
> unsigned int i;
> @@ -2255,7 +2262,7 @@ static int sort_dimension__add(const char *tok, struct perf_evlist *evlist,
> sort__has_thread = 1;
> }
>
> - return __sort_dimension__add(sd, level);
> + return __sort_dimension__add(sd, list, level);
> }
>
> for (i = 0; i < ARRAY_SIZE(hpp_sort_dimensions); i++) {
> @@ -2264,7 +2271,7 @@ static int sort_dimension__add(const char *tok, struct perf_evlist *evlist,
> if (strncasecmp(tok, hd->name, strlen(tok)))
> continue;
>
> - return __hpp_dimension__add(hd, level);
> + return __hpp_dimension__add(hd, list, level);
> }
>
> for (i = 0; i < ARRAY_SIZE(bstack_sort_dimensions); i++) {
> @@ -2279,7 +2286,7 @@ static int sort_dimension__add(const char *tok, struct perf_evlist *evlist,
> if (sd->entry == &sort_sym_from || sd->entry == &sort_sym_to)
> sort__has_sym = 1;
>
> - __sort_dimension__add(sd, level);
> + __sort_dimension__add(sd, list, level);
> return 0;
> }
>
> @@ -2295,7 +2302,7 @@ static int sort_dimension__add(const char *tok, struct perf_evlist *evlist,
> if (sd->entry == &sort_mem_daddr_sym)
> sort__has_sym = 1;
>
> - __sort_dimension__add(sd, level);
> + __sort_dimension__add(sd, list, level);
> return 0;
> }
>
> @@ -2305,7 +2312,8 @@ static int sort_dimension__add(const char *tok, struct perf_evlist *evlist,
> return -ESRCH;
> }
>
> -static int setup_sort_list(char *str, struct perf_evlist *evlist)
> +static int setup_sort_list(struct perf_hpp_list *list, char *str,
> + struct perf_evlist *evlist)
> {
> char *tmp, *tok;
> int ret = 0;
> @@ -2332,7 +2340,7 @@ static int setup_sort_list(char *str, struct perf_evlist *evlist)
> }
>
> if (*tok) {
> - ret = sort_dimension__add(tok, evlist, level);
> + ret = sort_dimension__add(list, tok, evlist, level);
> if (ret == -EINVAL) {
> error("Invalid --sort key: `%s'", tok);
> break;
> @@ -2480,7 +2488,7 @@ static int __setup_sorting(struct perf_evlist *evlist)
> }
> }
>
> - ret = setup_sort_list(str, evlist);
> + ret = setup_sort_list(&perf_hpp_list, str, evlist);
>
> free(str);
> return ret;
> @@ -2725,7 +2733,7 @@ int setup_sorting(struct perf_evlist *evlist)
> return err;
>
> if (parent_pattern != default_parent_pattern) {
> - err = sort_dimension__add("parent", evlist, -1);
> + err = sort_dimension__add(&perf_hpp_list, "parent", evlist, -1);
> if (err < 0)
> return err;
> }
> --
> 2.4.3
>
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