Em Tue, Sep 15, 2020 at 08:37:15AM +0100, John Garry escreveu: > On 15/09/2020 04:18, Namhyung Kim wrote: > > The aliases were never released causing the following leaks: > > > > Indirect leak of 1224 byte(s) in 9 object(s) allocated from: > > #0 0x7feefb830628 in malloc > > (/lib/x86_64-linux-gnu/libasan.so.5+0x107628) > > #1 0x56332c8f1b62 in __perf_pmu__new_alias util/pmu.c:322 > > #2 0x56332c8f401f in pmu_add_cpu_aliases_map util/pmu.c:778 > > #3 0x56332c792ce9 in __test__pmu_event_aliases tests/pmu-events.c:295 > > #4 0x56332c792ce9 in test_aliases tests/pmu-events.c:367 > > #5 0x56332c76a09b in run_test tests/builtin-test.c:410 > > #6 0x56332c76a09b in test_and_print tests/builtin-test.c:440 > > #7 0x56332c76ce69 in __cmd_test tests/builtin-test.c:695 > > #8 0x56332c76ce69 in cmd_test tests/builtin-test.c:807 > > #9 0x56332c7d2214 in run_builtin > > /home/namhyung/project/linux/tools/perf/perf.c:312 > > #10 0x56332c6701a8 in handle_internal_command > > /home/namhyung/project/linux/tools/perf/perf.c:364 > > #11 0x56332c6701a8 in run_argv > > /home/namhyung/project/linux/tools/perf/perf.c:408 > > #12 0x56332c6701a8 in main > > /home/namhyung/project/linux/tools/perf/perf.c:538 > > #13 0x7feefb359cc9 in __libc_start_main ../csu/libc-start.c:308 > > > > Cc: John Garry <john.ga...@huawei.com> > > Acked-by: Jiri Olsa <jo...@redhat.com> > > Just a minor comment below, either way: > Reviewed-by: John Garry <john.ga...@huawei.com>
Thanks, applied to perf/urgent. - Arnaldo > Thanks > > > Fixes: 956a78356c24c ("perf test: Test pmu-events aliases") > > Signed-off-by: Namhyung Kim <namhy...@kernel.org> > > --- > > tools/perf/tests/pmu-events.c | 5 +++++ > > tools/perf/util/pmu.c | 2 +- > > tools/perf/util/pmu.h | 1 + > > 3 files changed, 7 insertions(+), 1 deletion(-) > > > > diff --git a/tools/perf/tests/pmu-events.c b/tools/perf/tests/pmu-events.c > > index eb19f9a0bc15..d3517a74d95e 100644 > > --- a/tools/perf/tests/pmu-events.c > > +++ b/tools/perf/tests/pmu-events.c > > @@ -274,6 +274,7 @@ static int __test__pmu_event_aliases(char *pmu_name, > > int *count) > > int res = 0; > > bool use_uncore_table; > > struct pmu_events_map *map = __test_pmu_get_events_map(); > > + struct perf_pmu_alias *a, *tmp; > > if (!map) > > return -1; > > @@ -347,6 +348,10 @@ static int __test__pmu_event_aliases(char *pmu_name, > > int *count) > > pmu_name, alias->name); > > } > > + list_for_each_entry_safe(a, tmp, &aliases, list) { > > + list_del(&a->list); > > + perf_pmu_free_alias(a); > > + } > > You could also consider putting this in a helper in pmu.c > > > free(pmu); > > return res; > > } > > diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c > > index f1688e1f6ed7..555cb3524c25 100644 > > --- a/tools/perf/util/pmu.c > > +++ b/tools/perf/util/pmu.c > > @@ -274,7 +274,7 @@ static void perf_pmu_update_alias(struct perf_pmu_alias > > *old, > > } > > /* Delete an alias entry. */ > > -static void perf_pmu_free_alias(struct perf_pmu_alias *newalias) > > +void perf_pmu_free_alias(struct perf_pmu_alias *newalias) > > { > > zfree(&newalias->name); > > zfree(&newalias->desc); > > diff --git a/tools/perf/util/pmu.h b/tools/perf/util/pmu.h > > index 44ccbdbb1c37..b63c4c5e335e 100644 > > --- a/tools/perf/util/pmu.h > > +++ b/tools/perf/util/pmu.h > > @@ -113,6 +113,7 @@ void pmu_add_cpu_aliases_map(struct list_head *head, > > struct perf_pmu *pmu, > > struct pmu_events_map *perf_pmu__find_map(struct perf_pmu *pmu); > > bool pmu_uncore_alias_match(const char *pmu_name, const char *name); > > +void perf_pmu_free_alias(struct perf_pmu_alias *alias); > > int perf_pmu__convert_scale(const char *scale, char **end, double *sval); > > > -- - Arnaldo