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perf parse-events: Constify parse_events_add_numeric

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Allow the term list to be const so that other functions can pass const
term lists. Add const as necessary to called functions.

Signed-off-by: Ian Rogers <irogers@google.com>
Reviewed-by: Kan Liang <kan.liang@linux.intel.com>
Tested-by: Atish Patra <atishp@rivosinc.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Beeman Strong <beeman@rivosinc.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: James Clark <james.clark@arm.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: https://lore.kernel.org/r/20240416061533.921723-9-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Ian Rogers 2024-04-15 23:15:24 -07:00 committed by Arnaldo Carvalho de Melo
parent 9d0dba2398
commit 5ccc4edfc2
2 changed files with 12 additions and 10 deletions
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20
tools/perf/util/parse-events.c
View file

@ -34,7 +34,8 @@
#ifdef PARSER_DEBUG
extern int parse_events_debug;
#endif
static int get_config_terms(struct parse_events_terms *head_config, struct list_head *head_terms);
static int get_config_terms(const struct parse_events_terms *head_config,
struct list_head *head_terms);
static int parse_events_terms__copy(const struct parse_events_terms *src,
struct parse_events_terms *dest);
@ -154,7 +155,7 @@ const char *event_type(int type)
return "unknown";
}
static char *get_config_str(struct parse_events_terms *head_terms,
static char *get_config_str(const struct parse_events_terms *head_terms,
enum parse_events__term_type type_term)
{
struct parse_events_term *term;
@ -169,12 +170,12 @@ static char *get_config_str(struct parse_events_terms *head_terms,
return NULL;
}
static char *get_config_metric_id(struct parse_events_terms *head_terms)
static char *get_config_metric_id(const struct parse_events_terms *head_terms)
{
return get_config_str(head_terms, PARSE_EVENTS__TERM_TYPE_METRIC_ID);
}
static char *get_config_name(struct parse_events_terms *head_terms)
static char *get_config_name(const struct parse_events_terms *head_terms)
{
return get_config_str(head_terms, PARSE_EVENTS__TERM_TYPE_NAME);
}
@ -358,7 +359,7 @@ static int config_term_common(struct perf_event_attr *attr,
struct parse_events_term *term,
struct parse_events_error *err);
static int config_attr(struct perf_event_attr *attr,
struct parse_events_terms *head,
const struct parse_events_terms *head,
struct parse_events_error *err,
config_term_func_t config_term);
@ -1108,7 +1109,7 @@ static int config_term_tracepoint(struct perf_event_attr *attr,
#endif
static int config_attr(struct perf_event_attr *attr,
struct parse_events_terms *head,
const struct parse_events_terms *head,
struct parse_events_error *err,
config_term_func_t config_term)
{
@ -1121,7 +1122,8 @@ static int config_attr(struct perf_event_attr *attr,
return 0;
}
static int get_config_terms(struct parse_events_terms *head_config, struct list_head *head_terms)
static int get_config_terms(const struct parse_events_terms *head_config,
struct list_head *head_terms)
{
#define ADD_CONFIG_TERM(__type, __weak) \
struct evsel_config_term *__t; \
@ -1325,7 +1327,7 @@ int parse_events_add_tracepoint(struct list_head *list, int *idx,
static int __parse_events_add_numeric(struct parse_events_state *parse_state,
struct list_head *list,
struct perf_pmu *pmu, u32 type, u32 extended_type,
u64 config, struct parse_events_terms *head_config)
u64 config, const struct parse_events_terms *head_config)
{
struct perf_event_attr attr;
LIST_HEAD(config_terms);
@ -1361,7 +1363,7 @@ static int __parse_events_add_numeric(struct parse_events_state *parse_state,
int parse_events_add_numeric(struct parse_events_state *parse_state,
struct list_head *list,
u32 type, u64 config,
struct parse_events_terms *head_config,
const struct parse_events_terms *head_config,
bool wildcard)
{
struct perf_pmu *pmu = NULL;

2
tools/perf/util/parse-events.h
View file

@ -196,7 +196,7 @@ int parse_events_add_tracepoint(struct list_head *list, int *idx,
int parse_events_add_numeric(struct parse_events_state *parse_state,
struct list_head *list,
u32 type, u64 config,
struct parse_events_terms *head_config,
const struct parse_events_terms *head_config,
bool wildcard);
int parse_events_add_tool(struct parse_events_state *parse_state,
struct list_head *list,