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SubjectRe: [PATCH v2 04/10] perf util: Add rbtree node_delete ops
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On 11/28/2017 7:12 PM, Jiri Olsa wrote:
> On Mon, Nov 27, 2017 at 10:07:24PM +0800, Jin Yao wrote:
>
> SNIP
>
>> @@ -124,13 +137,25 @@ static struct saved_value *saved_value_lookup(struct perf_evsel *evsel,
>> return NULL;
>> }
>>
>> +void runtime_stat__init(struct runtime_stat *stat)
>> +{
>> + struct rblist *rblist = &stat->value_list;
>> +
>> + rblist__init(rblist);
>> + rblist->node_cmp = saved_value_cmp;
>> + rblist->node_new = saved_value_new;
>> + rblist->node_delete = saved_value_delete;
>> +}
>> +
>> +void runtime_stat__free(struct runtime_stat *stat)
>> +{
>> + rblist__reset(&stat->value_list);
>> +}
>> +
>> void perf_stat__init_shadow_stats(void)
>> {
>> have_frontend_stalled = pmu_have_event("cpu", "stalled-cycles-frontend");
>> - rblist__init(&runtime_saved_values);
>> - runtime_saved_values.node_cmp = saved_value_cmp;
>> - runtime_saved_values.node_new = saved_value_new;
>> - /* No delete for now */
>
> hum, you should you remove this at the switching point
> to keep it bisectable.. now it crashes:
>
> [jolsa@krava perf]$ sudo ./perf stat -M Summary --metric-only -a sleep 1
> Segmentation fault
>
>
> jirka
>

Oh, let me double check for the bisect issue.

Thanks
Jin Yao

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