Message ID | 20191030223448.12930-10-irogers@google.com |
---|---|
State | Not Applicable |
Delegated to: | BPF Maintainers |
Headers | show |
Series | Improvements to memory usage by parse events | expand |
On Wed, Oct 30, 2019 at 03:34:47PM -0700, Ian Rogers wrote: > Add a parse_events_term deep delete function so that owned strings and > arrays are freed. > > Signed-off-by: Ian Rogers <irogers@google.com> Acked-by: Jiri Olsa <jolsa@kernel.org> thanks, jirka > --- > tools/perf/util/parse-events.c | 16 +++++++++++++--- > tools/perf/util/parse-events.h | 1 + > tools/perf/util/parse-events.y | 12 ++---------- > tools/perf/util/pmu.c | 2 +- > 4 files changed, 17 insertions(+), 14 deletions(-) > > diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c > index a0a80f4e7038..6d18ff9bce49 100644 > --- a/tools/perf/util/parse-events.c > +++ b/tools/perf/util/parse-events.c > @@ -2812,6 +2812,18 @@ int parse_events_term__clone(struct parse_events_term **new, > return new_term(new, &temp, str, 0); > } > > +void parse_events_term__delete(struct parse_events_term *term) > +{ > + if (term->array.nr_ranges) > + zfree(&term->array.ranges); > + > + if (term->type_val != PARSE_EVENTS__TERM_TYPE_NUM) > + zfree(&term->val.str); > + > + zfree(&term->config); > + free(term); > +} > + > int parse_events_copy_term_list(struct list_head *old, > struct list_head **new) > { > @@ -2842,10 +2854,8 @@ void parse_events_terms__purge(struct list_head *terms) > struct parse_events_term *term, *h; > > list_for_each_entry_safe(term, h, terms, list) { > - if (term->array.nr_ranges) > - zfree(&term->array.ranges); > list_del_init(&term->list); > - free(term); > + parse_events_term__delete(term); > } > } > > diff --git a/tools/perf/util/parse-events.h b/tools/perf/util/parse-events.h > index 34f58d24a06a..5ee8ac93840c 100644 > --- a/tools/perf/util/parse-events.h > +++ b/tools/perf/util/parse-events.h > @@ -139,6 +139,7 @@ int parse_events_term__sym_hw(struct parse_events_term **term, > char *config, unsigned idx); > int parse_events_term__clone(struct parse_events_term **new, > struct parse_events_term *term); > +void parse_events_term__delete(struct parse_events_term *term); > void parse_events_terms__delete(struct list_head *terms); > void parse_events_terms__purge(struct list_head *terms); > void parse_events__clear_array(struct parse_events_array *a); > diff --git a/tools/perf/util/parse-events.y b/tools/perf/util/parse-events.y > index 376b19855470..4cac830015be 100644 > --- a/tools/perf/util/parse-events.y > +++ b/tools/perf/util/parse-events.y > @@ -49,14 +49,6 @@ static void free_list_evsel(struct list_head* list_evsel) > free(list_evsel); > } > > -static void free_term(struct parse_events_term *term) > -{ > - if (term->type_val == PARSE_EVENTS__TERM_TYPE_STR) > - free(term->val.str); > - zfree(&term->array.ranges); > - free(term); > -} > - > static void inc_group_count(struct list_head *list, > struct parse_events_state *parse_state) > { > @@ -99,7 +91,7 @@ static void inc_group_count(struct list_head *list, > %type <str> PE_DRV_CFG_TERM > %destructor { free ($$); } <str> > %type <term> event_term > -%destructor { free_term ($$); } <term> > +%destructor { parse_events_term__delete ($$); } <term> > %type <list_terms> event_config > %type <list_terms> opt_event_config > %type <list_terms> opt_pmu_config > @@ -694,7 +686,7 @@ event_config ',' event_term > struct parse_events_term *term = $3; > > if (!head) { > - free_term(term); > + parse_events_term__delete(term); > YYABORT; > } > list_add_tail(&term->list, head); > diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c > index f9f427d4c313..db1e57113f4b 100644 > --- a/tools/perf/util/pmu.c > +++ b/tools/perf/util/pmu.c > @@ -1260,7 +1260,7 @@ int perf_pmu__check_alias(struct perf_pmu *pmu, struct list_head *head_terms, > info->metric_name = alias->metric_name; > > list_del_init(&term->list); > - free(term); > + parse_events_term__delete(term); > } > > /* > -- > 2.24.0.rc1.363.gb1bccd3e3d-goog >
Em Wed, Nov 06, 2019 at 03:24:44PM +0100, Jiri Olsa escreveu: > On Wed, Oct 30, 2019 at 03:34:47PM -0700, Ian Rogers wrote: > > Add a parse_events_term deep delete function so that owned strings and > > arrays are freed. > > > > Signed-off-by: Ian Rogers <irogers@google.com> > > Acked-by: Jiri Olsa <jolsa@kernel.org> Thanks, applied, - Arnaldo > > thanks, > jirka > > > --- > > tools/perf/util/parse-events.c | 16 +++++++++++++--- > > tools/perf/util/parse-events.h | 1 + > > tools/perf/util/parse-events.y | 12 ++---------- > > tools/perf/util/pmu.c | 2 +- > > 4 files changed, 17 insertions(+), 14 deletions(-) > > > > diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c > > index a0a80f4e7038..6d18ff9bce49 100644 > > --- a/tools/perf/util/parse-events.c > > +++ b/tools/perf/util/parse-events.c > > @@ -2812,6 +2812,18 @@ int parse_events_term__clone(struct parse_events_term **new, > > return new_term(new, &temp, str, 0); > > } > > > > +void parse_events_term__delete(struct parse_events_term *term) > > +{ > > + if (term->array.nr_ranges) > > + zfree(&term->array.ranges); > > + > > + if (term->type_val != PARSE_EVENTS__TERM_TYPE_NUM) > > + zfree(&term->val.str); > > + > > + zfree(&term->config); > > + free(term); > > +} > > + > > int parse_events_copy_term_list(struct list_head *old, > > struct list_head **new) > > { > > @@ -2842,10 +2854,8 @@ void parse_events_terms__purge(struct list_head *terms) > > struct parse_events_term *term, *h; > > > > list_for_each_entry_safe(term, h, terms, list) { > > - if (term->array.nr_ranges) > > - zfree(&term->array.ranges); > > list_del_init(&term->list); > > - free(term); > > + parse_events_term__delete(term); > > } > > } > > > > diff --git a/tools/perf/util/parse-events.h b/tools/perf/util/parse-events.h > > index 34f58d24a06a..5ee8ac93840c 100644 > > --- a/tools/perf/util/parse-events.h > > +++ b/tools/perf/util/parse-events.h > > @@ -139,6 +139,7 @@ int parse_events_term__sym_hw(struct parse_events_term **term, > > char *config, unsigned idx); > > int parse_events_term__clone(struct parse_events_term **new, > > struct parse_events_term *term); > > +void parse_events_term__delete(struct parse_events_term *term); > > void parse_events_terms__delete(struct list_head *terms); > > void parse_events_terms__purge(struct list_head *terms); > > void parse_events__clear_array(struct parse_events_array *a); > > diff --git a/tools/perf/util/parse-events.y b/tools/perf/util/parse-events.y > > index 376b19855470..4cac830015be 100644 > > --- a/tools/perf/util/parse-events.y > > +++ b/tools/perf/util/parse-events.y > > @@ -49,14 +49,6 @@ static void free_list_evsel(struct list_head* list_evsel) > > free(list_evsel); > > } > > > > -static void free_term(struct parse_events_term *term) > > -{ > > - if (term->type_val == PARSE_EVENTS__TERM_TYPE_STR) > > - free(term->val.str); > > - zfree(&term->array.ranges); > > - free(term); > > -} > > - > > static void inc_group_count(struct list_head *list, > > struct parse_events_state *parse_state) > > { > > @@ -99,7 +91,7 @@ static void inc_group_count(struct list_head *list, > > %type <str> PE_DRV_CFG_TERM > > %destructor { free ($$); } <str> > > %type <term> event_term > > -%destructor { free_term ($$); } <term> > > +%destructor { parse_events_term__delete ($$); } <term> > > %type <list_terms> event_config > > %type <list_terms> opt_event_config > > %type <list_terms> opt_pmu_config > > @@ -694,7 +686,7 @@ event_config ',' event_term > > struct parse_events_term *term = $3; > > > > if (!head) { > > - free_term(term); > > + parse_events_term__delete(term); > > YYABORT; > > } > > list_add_tail(&term->list, head); > > diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c > > index f9f427d4c313..db1e57113f4b 100644 > > --- a/tools/perf/util/pmu.c > > +++ b/tools/perf/util/pmu.c > > @@ -1260,7 +1260,7 @@ int perf_pmu__check_alias(struct perf_pmu *pmu, struct list_head *head_terms, > > info->metric_name = alias->metric_name; > > > > list_del_init(&term->list); > > - free(term); > > + parse_events_term__delete(term); > > } > > > > /* > > -- > > 2.24.0.rc1.363.gb1bccd3e3d-goog > >
diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c index a0a80f4e7038..6d18ff9bce49 100644 --- a/tools/perf/util/parse-events.c +++ b/tools/perf/util/parse-events.c @@ -2812,6 +2812,18 @@ int parse_events_term__clone(struct parse_events_term **new, return new_term(new, &temp, str, 0); } +void parse_events_term__delete(struct parse_events_term *term) +{ + if (term->array.nr_ranges) + zfree(&term->array.ranges); + + if (term->type_val != PARSE_EVENTS__TERM_TYPE_NUM) + zfree(&term->val.str); + + zfree(&term->config); + free(term); +} + int parse_events_copy_term_list(struct list_head *old, struct list_head **new) { @@ -2842,10 +2854,8 @@ void parse_events_terms__purge(struct list_head *terms) struct parse_events_term *term, *h; list_for_each_entry_safe(term, h, terms, list) { - if (term->array.nr_ranges) - zfree(&term->array.ranges); list_del_init(&term->list); - free(term); + parse_events_term__delete(term); } } diff --git a/tools/perf/util/parse-events.h b/tools/perf/util/parse-events.h index 34f58d24a06a..5ee8ac93840c 100644 --- a/tools/perf/util/parse-events.h +++ b/tools/perf/util/parse-events.h @@ -139,6 +139,7 @@ int parse_events_term__sym_hw(struct parse_events_term **term, char *config, unsigned idx); int parse_events_term__clone(struct parse_events_term **new, struct parse_events_term *term); +void parse_events_term__delete(struct parse_events_term *term); void parse_events_terms__delete(struct list_head *terms); void parse_events_terms__purge(struct list_head *terms); void parse_events__clear_array(struct parse_events_array *a); diff --git a/tools/perf/util/parse-events.y b/tools/perf/util/parse-events.y index 376b19855470..4cac830015be 100644 --- a/tools/perf/util/parse-events.y +++ b/tools/perf/util/parse-events.y @@ -49,14 +49,6 @@ static void free_list_evsel(struct list_head* list_evsel) free(list_evsel); } -static void free_term(struct parse_events_term *term) -{ - if (term->type_val == PARSE_EVENTS__TERM_TYPE_STR) - free(term->val.str); - zfree(&term->array.ranges); - free(term); -} - static void inc_group_count(struct list_head *list, struct parse_events_state *parse_state) { @@ -99,7 +91,7 @@ static void inc_group_count(struct list_head *list, %type <str> PE_DRV_CFG_TERM %destructor { free ($$); } <str> %type <term> event_term -%destructor { free_term ($$); } <term> +%destructor { parse_events_term__delete ($$); } <term> %type <list_terms> event_config %type <list_terms> opt_event_config %type <list_terms> opt_pmu_config @@ -694,7 +686,7 @@ event_config ',' event_term struct parse_events_term *term = $3; if (!head) { - free_term(term); + parse_events_term__delete(term); YYABORT; } list_add_tail(&term->list, head); diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c index f9f427d4c313..db1e57113f4b 100644 --- a/tools/perf/util/pmu.c +++ b/tools/perf/util/pmu.c @@ -1260,7 +1260,7 @@ int perf_pmu__check_alias(struct perf_pmu *pmu, struct list_head *head_terms, info->metric_name = alias->metric_name; list_del_init(&term->list); - free(term); + parse_events_term__delete(term); } /*
Add a parse_events_term deep delete function so that owned strings and arrays are freed. Signed-off-by: Ian Rogers <irogers@google.com> --- tools/perf/util/parse-events.c | 16 +++++++++++++--- tools/perf/util/parse-events.h | 1 + tools/perf/util/parse-events.y | 12 ++---------- tools/perf/util/pmu.c | 2 +- 4 files changed, 17 insertions(+), 14 deletions(-)