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SubjectRe: [PATCH V2 3/6] perf tools: add infrastructure for PMU specific configuration
On Wed, Jul 20, 2016 at 02:38:17PM -0600, Mathieu Poirier wrote:

SNIP

> +static int get_config_terms(struct list_head *head_config,
> + struct list_head *head_terms)
> +{
> struct parse_events_term *term;
>
> list_for_each_entry(term, head_config, list) {
> switch (term->type_term) {
> case PARSE_EVENTS__TERM_TYPE_SAMPLE_PERIOD:
> - ADD_CONFIG_TERM(PERIOD, period, term->val.num);
> + ADD_CONFIG_TERM(PERIOD, period,
> + term->val.num, head_terms);
> break;
> case PARSE_EVENTS__TERM_TYPE_SAMPLE_FREQ:
> - ADD_CONFIG_TERM(FREQ, freq, term->val.num);
> + ADD_CONFIG_TERM(FREQ, freq, term->val.num, head_terms);
> break;
> case PARSE_EVENTS__TERM_TYPE_TIME:
> - ADD_CONFIG_TERM(TIME, time, term->val.num);
> + ADD_CONFIG_TERM(TIME, time, term->val.num, head_terms);
> break;
> case PARSE_EVENTS__TERM_TYPE_CALLGRAPH:
> - ADD_CONFIG_TERM(CALLGRAPH, callgraph, term->val.str);
> + ADD_CONFIG_TERM(CALLGRAPH, callgraph,
> + term->val.str, head_terms);
> break;
> case PARSE_EVENTS__TERM_TYPE_STACKSIZE:
> - ADD_CONFIG_TERM(STACK_USER, stack_user, term->val.num);
> + ADD_CONFIG_TERM(STACK_USER, stack_user,
> + term->val.num, head_terms);
> break;
> case PARSE_EVENTS__TERM_TYPE_INHERIT:
> - ADD_CONFIG_TERM(INHERIT, inherit, term->val.num ? 1 : 0);
> + ADD_CONFIG_TERM(INHERIT, inherit,
> + term->val.num ? 1 : 0, head_terms);
> break;
> case PARSE_EVENTS__TERM_TYPE_NOINHERIT:
> - ADD_CONFIG_TERM(INHERIT, inherit, term->val.num ? 0 : 1);
> + ADD_CONFIG_TERM(INHERIT, inherit,
> + term->val.num ? 0 : 1, head_terms);
> break;
> case PARSE_EVENTS__TERM_TYPE_MAX_STACK:
> - ADD_CONFIG_TERM(MAX_STACK, max_stack, term->val.num);
> + ADD_CONFIG_TERM(MAX_STACK, max_stack,
> + term->val.num, head_terms);
> break;
> case PARSE_EVENTS__TERM_TYPE_OVERWRITE:
> - ADD_CONFIG_TERM(OVERWRITE, overwrite, term->val.num ? 1 : 0);
> + ADD_CONFIG_TERM(OVERWRITE, overwrite,
> + term->val.num ? 1 : 0, head_terms);
> break;
> case PARSE_EVENTS__TERM_TYPE_NOOVERWRITE:
> - ADD_CONFIG_TERM(OVERWRITE, overwrite, term->val.num ? 0 : 1);
> + ADD_CONFIG_TERM(OVERWRITE, overwrite,
> + term->val.num ? 0 : 1, head_terms);
> break;

I think it'd be better to have all terms altogether,
and handle the 'case PARSE_EVENTS__TERM_TYPE_DRV_CFG:'
in here, rather than in separate function

also ADD_CONFIG_TERM macro could stay local to the
function with no need of adding new head arguments

thanks,
jirka

> default:
> break;
> @@ -1142,6 +1158,21 @@ do { \
> return 0;
> }
>
> +static int get_drv_config_terms(struct list_head *head_config,
> + struct list_head *head_terms)
> +{
> + struct parse_events_term *term;
> +
> + list_for_each_entry(term, head_config, list) {
> + if (term->type_term != PARSE_EVENTS__TERM_TYPE_DRV_CFG)
> + continue;
> +
> + ADD_CONFIG_TERM(DRV_CFG, drv_cfg, term->val.str, head_terms);
> + }
> +
> + return 0;
> +}

SNIP

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