Re: [PATCH v1 3/9] perf util: Reconstruct rblist for supporting per-thread shadow stats

[Jiri Olsa]

On Mon, Nov 20, 2017 at 10:43:38PM +0800, Jin Yao wrote:

SNIP

>  
> +static void init_saved_rblist(struct rblist *rblist)
> +{
> +	rblist__init(rblist);
> +	rblist->node_cmp = saved_value_cmp;
> +	rblist->node_new = saved_value_new;
> +	rblist->node_delete = saved_value_delete;
> +}
> +
> +static void free_saved_rblist(struct rblist *rblist)
> +{
> +	rblist__reset(rblist);
> +}
> +
> +void perf_stat__init_runtime_stat(struct runtime_stat *stat)
> +{
> +	memset(stat, 0, sizeof(struct runtime_stat));

what's this memset for? that struct has only rb_list

jirka