On Mon, Oct 01, 2018 at 12:59:26PM -0700, Andi Kleen wrote:
> From: Andi Kleen <[email protected]>
> 
> - Move the function from builtin-stat to evlist for reuse
> - Rename to evlist to match purpose better
> - Pass the evlist as first argument.
> - No functional changes
> 
> Signed-off-by: Andi Kleen <[email protected]>

Acked-by: Jiri Olsa <[email protected]>

thanks,
jirka

> ---
>  tools/perf/builtin-stat.c | 29 ++---------------------------
>  tools/perf/util/evlist.c  | 27 +++++++++++++++++++++++++++
>  tools/perf/util/evlist.h  |  3 +++
>  3 files changed, 32 insertions(+), 27 deletions(-)
> 
> diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
> index 08a1e64078ca..e60f6991dbb8 100644
> --- a/tools/perf/builtin-stat.c
> +++ b/tools/perf/builtin-stat.c
> @@ -567,32 +567,6 @@ static bool perf_evsel__should_store_id(struct 
> perf_evsel *counter)
>       return STAT_RECORD || counter->attr.read_format & PERF_FORMAT_ID;
>  }
>  
> -static struct perf_evsel *perf_evsel__reset_weak_group(struct perf_evsel 
> *evsel)
> -{
> -     struct perf_evsel *c2, *leader;
> -     bool is_open = true;
> -
> -     leader = evsel->leader;
> -     pr_debug("Weak group for %s/%d failed\n",
> -                     leader->name, leader->nr_members);
> -
> -     /*
> -      * for_each_group_member doesn't work here because it doesn't
> -      * include the first entry.
> -      */
> -     evlist__for_each_entry(evsel_list, c2) {
> -             if (c2 == evsel)
> -                     is_open = false;
> -             if (c2->leader == leader) {
> -                     if (is_open)
> -                             perf_evsel__close(c2);
> -                     c2->leader = c2;
> -                     c2->nr_members = 0;
> -             }
> -     }
> -     return leader;
> -}
> -
>  static int __run_perf_stat(int argc, const char **argv, int run_idx)
>  {
>       int interval = stat_config.interval;
> @@ -639,7 +613,8 @@ static int __run_perf_stat(int argc, const char **argv, 
> int run_idx)
>                       if ((errno == EINVAL || errno == EBADF) &&
>                           counter->leader != counter &&
>                           counter->weak_group) {
> -                             counter = perf_evsel__reset_weak_group(counter);
> +                             counter = 
> perf_evlist__reset_weak_group(evsel_list,
> +                                                                     
> counter);
>                               goto try_again;
>                       }
>  
> diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
> index e7a4b31a84fb..de90f9097e97 100644
> --- a/tools/perf/util/evlist.c
> +++ b/tools/perf/util/evlist.c
> @@ -1810,3 +1810,30 @@ void perf_evlist__force_leader(struct perf_evlist 
> *evlist)
>               leader->forced_leader = true;
>       }
>  }
> +
> +struct perf_evsel *perf_evlist__reset_weak_group(struct perf_evlist 
> *evsel_list,
> +                                              struct perf_evsel *evsel)
> +{
> +     struct perf_evsel *c2, *leader;
> +     bool is_open = true;
> +
> +     leader = evsel->leader;
> +     pr_debug("Weak group for %s/%d failed\n",
> +                     leader->name, leader->nr_members);
> +
> +     /*
> +      * for_each_group_member doesn't work here because it doesn't
> +      * include the first entry.
> +      */
> +     evlist__for_each_entry(evsel_list, c2) {
> +             if (c2 == evsel)
> +                     is_open = false;
> +             if (c2->leader == leader) {
> +                     if (is_open)
> +                             perf_evsel__close(c2);
> +                     c2->leader = c2;
> +                     c2->nr_members = 0;
> +             }
> +     }
> +     return leader;
> +}
> diff --git a/tools/perf/util/evlist.h b/tools/perf/util/evlist.h
> index dc66436add98..9919eed6d15b 100644
> --- a/tools/perf/util/evlist.h
> +++ b/tools/perf/util/evlist.h
> @@ -312,4 +312,7 @@ bool perf_evlist__exclude_kernel(struct perf_evlist 
> *evlist);
>  
>  void perf_evlist__force_leader(struct perf_evlist *evlist);
>  
> +struct perf_evsel *perf_evlist__reset_weak_group(struct perf_evlist *evlist,
> +                                              struct perf_evsel *evsel);
> +
>  #endif /* __PERF_EVLIST_H */
> -- 
> 2.17.1
> 

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