perf events parse: Rename parsing state struct to clearer name

Rename it from 'parse_events_evlist' to 'parse_events_state' to better
state that this is parsing state that has to be passed around.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/n/tip-dursqtg2h2w98ztaa297u43x@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

tools/perf/tests/bpf.c

@@ -124,7 +124,7 @@ static int do_test(struct bpf_object *obj, int (*func)(void),
 	struct perf_evlist *evlist;
 	int i, ret = TEST_FAIL, err = 0, count = 0;
 
-	struct parse_events_evlist parse_evlist;
+	struct parse_events_state parse_evlist;
 	struct parse_events_error parse_error;
 
 	bzero(&parse_error, sizeof(parse_error));

tools/perf/util/parse-events.c

@@ -589,7 +589,7 @@ static int add_tracepoint_multi_sys(struct list_head *list, int *idx,
 }
 
 struct __add_bpf_event_param {
-	struct parse_events_evlist *data;
+	struct parse_events_state *data;
 	struct list_head *list;
 	struct list_head *head_config;
 };
@@ -599,7 +599,7 @@ static int add_bpf_event(const char *group, const char *event, int fd,
 {
 	LIST_HEAD(new_evsels);
 	struct __add_bpf_event_param *param = _param;
-	struct parse_events_evlist *evlist = param->data;
+	struct parse_events_state *parse_state = param->data;
 	struct list_head *list = param->list;
 	struct perf_evsel *pos;
 	int err;
@@ -607,8 +607,8 @@ static int add_bpf_event(const char *group, const char *event, int fd,
 	pr_debug("add bpf event %s:%s and attach bpf program %d\n",
 		 group, event, fd);
 
-	err = parse_events_add_tracepoint(&new_evsels, &evlist->idx, group,
-					  event, evlist->error,
+	err = parse_events_add_tracepoint(&new_evsels, &parse_state->idx, group,
+					  event, parse_state->error,
 					  param->head_config);
 	if (err) {
 		struct perf_evsel *evsel, *tmp;
@@ -632,7 +632,7 @@ static int add_bpf_event(const char *group, const char *event, int fd,
 	return 0;
 }
 
-int parse_events_load_bpf_obj(struct parse_events_evlist *data,
+int parse_events_load_bpf_obj(struct parse_events_state *data,
 			      struct list_head *list,
 			      struct bpf_object *obj,
 			      struct list_head *head_config)
@@ -686,7 +686,7 @@ errout:
 }
 
 static int
-parse_events_config_bpf(struct parse_events_evlist *data,
+parse_events_config_bpf(struct parse_events_state *data,
 			struct bpf_object *obj,
 			struct list_head *head_config)
 {
@@ -762,7 +762,7 @@ split_bpf_config_terms(struct list_head *evt_head_config,
 			list_move_tail(&term->list, obj_head_config);
 }
 
-int parse_events_load_bpf(struct parse_events_evlist *data,
+int parse_events_load_bpf(struct parse_events_state *data,
 			  struct list_head *list,
 			  char *bpf_file_name,
 			  bool source,
@@ -1184,7 +1184,7 @@ int parse_events_add_tracepoint(struct list_head *list, int *idx,
 					    err, head_config);
 }
 
-int parse_events_add_numeric(struct parse_events_evlist *data,
+int parse_events_add_numeric(struct parse_events_state *data,
 			     struct list_head *list,
 			     u32 type, u64 config,
 			     struct list_head *head_config)
@@ -1209,7 +1209,7 @@ int parse_events_add_numeric(struct parse_events_evlist *data,
 			 get_config_name(head_config), &config_terms);
 }
 
-int parse_events_add_pmu(struct parse_events_evlist *data,
+int parse_events_add_pmu(struct parse_events_state *data,
 			 struct list_head *list, char *name,
 			 struct list_head *head_config)
 {
@@ -1267,7 +1267,7 @@ int parse_events_add_pmu(struct parse_events_evlist *data,
 	return evsel ? 0 : -ENOMEM;
 }
 
-int parse_events_multi_pmu_add(struct parse_events_evlist *data,
+int parse_events_multi_pmu_add(struct parse_events_state *data,
 			       char *str, struct list_head **listp)
 {
 	struct list_head *head;
@@ -1675,7 +1675,7 @@ int parse_events_terms(struct list_head *terms, const char *str)
 int parse_events(struct perf_evlist *evlist, const char *str,
 		 struct parse_events_error *err)
 {
-	struct parse_events_evlist data = {
+	struct parse_events_state data = {
 		.list   = LIST_HEAD_INIT(data.list),
 		.idx    = evlist->nr_entries,
 		.error  = err,
@@ -2520,7 +2520,7 @@ void parse_events__clear_array(struct parse_events_array *a)
 	zfree(&a->ranges);
 }
 
-void parse_events_evlist_error(struct parse_events_evlist *data,
+void parse_events_evlist_error(struct parse_events_state *data,
 			       int idx, const char *str)
 {
 	struct parse_events_error *err = data->error;

tools/perf/util/parse-events.h

@@ -108,7 +108,7 @@ struct parse_events_error {
 	char *help;	/* optional help string */
 };
 
-struct parse_events_evlist {
+struct parse_events_state {
 	struct list_head	   list;
 	int			   idx;
 	int			   nr_groups;
@@ -143,18 +143,18 @@ int parse_events_add_tracepoint(struct list_head *list, int *idx,
 				const char *sys, const char *event,
 				struct parse_events_error *error,
 				struct list_head *head_config);
-int parse_events_load_bpf(struct parse_events_evlist *data,
+int parse_events_load_bpf(struct parse_events_state *data,
 			  struct list_head *list,
 			  char *bpf_file_name,
 			  bool source,
 			  struct list_head *head_config);
 /* Provide this function for perf test */
 struct bpf_object;
-int parse_events_load_bpf_obj(struct parse_events_evlist *data,
+int parse_events_load_bpf_obj(struct parse_events_state *data,
 			      struct list_head *list,
 			      struct bpf_object *obj,
 			      struct list_head *head_config);
-int parse_events_add_numeric(struct parse_events_evlist *data,
+int parse_events_add_numeric(struct parse_events_state *data,
 			     struct list_head *list,
 			     u32 type, u64 config,
 			     struct list_head *head_config);
@@ -164,11 +164,11 @@ int parse_events_add_cache(struct list_head *list, int *idx,
 			   struct list_head *head_config);
 int parse_events_add_breakpoint(struct list_head *list, int *idx,
 				void *ptr, char *type, u64 len);
-int parse_events_add_pmu(struct parse_events_evlist *data,
+int parse_events_add_pmu(struct parse_events_state *data,
 			 struct list_head *list, char *name,
 			 struct list_head *head_config);
 
-int parse_events_multi_pmu_add(struct parse_events_evlist *data,
+int parse_events_multi_pmu_add(struct parse_events_state *data,
 			       char *str,
 			       struct list_head **listp);
 
@@ -180,7 +180,7 @@ perf_pmu__parse_check(const char *name);
 void parse_events__set_leader(char *name, struct list_head *list);
 void parse_events_update_lists(struct list_head *list_event,
 			       struct list_head *list_all);
-void parse_events_evlist_error(struct parse_events_evlist *data,
+void parse_events_evlist_error(struct parse_events_state *data,
 			       int idx, const char *str);
 
 void print_events(const char *event_glob, bool name_only, bool quiet,

tools/perf/util/parse-events.y

@@ -33,7 +33,7 @@ do { \
 } while (0)
 
 static void inc_group_count(struct list_head *list,
-		       struct parse_events_evlist *data)
+		       struct parse_events_state *data)
 {
 	/* Count groups only have more than 1 members */
 	if (!list_is_last(list->next, list))
@@ -115,7 +115,7 @@ PE_START_TERMS  start_terms
 
 start_events: groups
 {
-	struct parse_events_evlist *data = _data;
+	struct parse_events_state *data = _data;
 
 	parse_events_update_lists($1, &data->list);
 }
@@ -309,7 +309,7 @@ value_sym sep_slash_dc
 event_legacy_cache:
 PE_NAME_CACHE_TYPE '-' PE_NAME_CACHE_OP_RESULT '-' PE_NAME_CACHE_OP_RESULT opt_event_config
 {
-	struct parse_events_evlist *data = _data;
+	struct parse_events_state *data = _data;
 	struct parse_events_error *error = data->error;
 	struct list_head *list;
 
@@ -321,7 +321,7 @@ PE_NAME_CACHE_TYPE '-' PE_NAME_CACHE_OP_RESULT '-' PE_NAME_CACHE_OP_RESULT opt_e
 |
 PE_NAME_CACHE_TYPE '-' PE_NAME_CACHE_OP_RESULT opt_event_config
 {
-	struct parse_events_evlist *data = _data;
+	struct parse_events_state *data = _data;
 	struct parse_events_error *error = data->error;
 	struct list_head *list;
 
@@ -333,7 +333,7 @@ PE_NAME_CACHE_TYPE '-' PE_NAME_CACHE_OP_RESULT opt_event_config
 |
 PE_NAME_CACHE_TYPE opt_event_config
 {
-	struct parse_events_evlist *data = _data;
+	struct parse_events_state *data = _data;
 	struct parse_events_error *error = data->error;
 	struct list_head *list;
 
@@ -346,7 +346,7 @@ PE_NAME_CACHE_TYPE opt_event_config
 event_legacy_mem:
 PE_PREFIX_MEM PE_VALUE '/' PE_VALUE ':' PE_MODIFIER_BP sep_dc
 {
-	struct parse_events_evlist *data = _data;
+	struct parse_events_state *data = _data;
 	struct list_head *list;
 
 	ALLOC_LIST(list);
@@ -357,7 +357,7 @@ PE_PREFIX_MEM PE_VALUE '/' PE_VALUE ':' PE_MODIFIER_BP sep_dc
 |
 PE_PREFIX_MEM PE_VALUE '/' PE_VALUE sep_dc
 {
-	struct parse_events_evlist *data = _data;
+	struct parse_events_state *data = _data;
 	struct list_head *list;
 
 	ALLOC_LIST(list);
@@ -368,7 +368,7 @@ PE_PREFIX_MEM PE_VALUE '/' PE_VALUE sep_dc
 |
 PE_PREFIX_MEM PE_VALUE ':' PE_MODIFIER_BP sep_dc
 {
-	struct parse_events_evlist *data = _data;
+	struct parse_events_state *data = _data;
 	struct list_head *list;
 
 	ALLOC_LIST(list);
@@ -379,7 +379,7 @@ PE_PREFIX_MEM PE_VALUE ':' PE_MODIFIER_BP sep_dc
 |
 PE_PREFIX_MEM PE_VALUE sep_dc
 {
-	struct parse_events_evlist *data = _data;
+	struct parse_events_state *data = _data;
 	struct list_head *list;
 
 	ALLOC_LIST(list);
@@ -391,7 +391,7 @@ PE_PREFIX_MEM PE_VALUE sep_dc
 event_legacy_tracepoint:
 tracepoint_name opt_event_config
 {
-	struct parse_events_evlist *data = _data;
+	struct parse_events_state *data = _data;
 	struct parse_events_error *error = data->error;
 	struct list_head *list;
 
@@ -451,7 +451,7 @@ PE_RAW opt_event_config
 event_bpf_file:
 PE_BPF_OBJECT opt_event_config
 {
-	struct parse_events_evlist *data = _data;
+	struct parse_events_state *data = _data;
 	struct parse_events_error *error = data->error;
 	struct list_head *list;