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Date: Tue, 6 Jun 2023 18:43:41 -0700
From: Ian Rogers <irogers@...gle.com>
To: John Garry <john.g.garry@...cle.com>,
Will Deacon <will@...nel.org>,
James Clark <james.clark@....com>,
Mike Leach <mike.leach@...aro.org>,
Leo Yan <leo.yan@...aro.org>,
Peter Zijlstra <peterz@...radead.org>,
Ingo Molnar <mingo@...hat.com>,
Arnaldo Carvalho de Melo <acme@...nel.org>,
Mark Rutland <mark.rutland@....com>,
Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
Jiri Olsa <jolsa@...nel.org>,
Namhyung Kim <namhyung@...nel.org>,
Ian Rogers <irogers@...gle.com>,
Adrian Hunter <adrian.hunter@...el.com>,
Suzuki K Poulose <suzuki.poulose@....com>,
"Naveen N. Rao" <naveen.n.rao@...ux.vnet.ibm.com>,
Kan Liang <kan.liang@...ux.intel.com>,
German Gomez <german.gomez@....com>,
Ali Saidi <alisaidi@...zon.com>,
Jing Zhang <renyu.zj@...ux.alibaba.com>,
"Martin Liška" <mliska@...e.cz>,
Athira Rajeev <atrajeev@...ux.vnet.ibm.com>,
Miguel Ojeda <ojeda@...nel.org>,
ye xingchen <ye.xingchen@....com.cn>,
Liam Howlett <liam.howlett@...cle.com>,
Dmitrii Dolgov <9erthalion6@...il.com>,
"Shawn M. Chapla" <schapla@...eweavers.com>,
Yang Jihong <yangjihong1@...wei.com>,
K Prateek Nayak <kprateek.nayak@....com>,
Changbin Du <changbin.du@...wei.com>,
Ravi Bangoria <ravi.bangoria@....com>,
Sean Christopherson <seanjc@...gle.com>,
Raul Silvera <rsilvera@...gle.com>,
Andi Kleen <ak@...ux.intel.com>,
"Steinar H. Gunderson" <sesse@...gle.com>,
Yuan Can <yuancan@...wei.com>,
Brian Robbins <brianrob@...ux.microsoft.com>,
liuwenyu <liuwenyu7@...wei.com>,
Ivan Babrou <ivan@...udflare.com>,
Fangrui Song <maskray@...gle.com>,
linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
linux-perf-users@...r.kernel.org, coresight@...ts.linaro.org
Subject: [PATCH v1 08/20] perf machine: Make delete_threads part of machine__exit
The code required threads to be deleted before machine__exit was
called or the threads would be leaked. This was error prone so move
the delete_threads into machine__exit.
Signed-off-by: Ian Rogers <irogers@...gle.com>
---
tools/perf/tests/code-reading.c | 1 -
tools/perf/tests/dwarf-unwind.c | 1 -
tools/perf/tests/mmap-thread-lookup.c | 1 -
tools/perf/tests/symbols.c | 1 -
tools/perf/util/machine.c | 1 +
tools/perf/util/session.c | 6 ------
6 files changed, 1 insertion(+), 10 deletions(-)
diff --git a/tools/perf/tests/code-reading.c b/tools/perf/tests/code-reading.c
index 2a7b2b6f5286..ed3815163d1b 100644
--- a/tools/perf/tests/code-reading.c
+++ b/tools/perf/tests/code-reading.c
@@ -721,7 +721,6 @@ static int do_test_code_reading(bool try_kcore)
evlist__delete(evlist);
perf_cpu_map__put(cpus);
perf_thread_map__put(threads);
- machine__delete_threads(machine);
machine__delete(machine);
return err;
diff --git a/tools/perf/tests/dwarf-unwind.c b/tools/perf/tests/dwarf-unwind.c
index ee983b677a6a..d01aa931fe81 100644
--- a/tools/perf/tests/dwarf-unwind.c
+++ b/tools/perf/tests/dwarf-unwind.c
@@ -235,7 +235,6 @@ noinline int test__dwarf_unwind(struct test_suite *test __maybe_unused,
thread__put(thread);
out:
- machine__delete_threads(machine);
machine__delete(machine);
return err;
}
diff --git a/tools/perf/tests/mmap-thread-lookup.c b/tools/perf/tests/mmap-thread-lookup.c
index 3891a2a3b46f..ddd1da9a4ba9 100644
--- a/tools/perf/tests/mmap-thread-lookup.c
+++ b/tools/perf/tests/mmap-thread-lookup.c
@@ -208,7 +208,6 @@ static int mmap_events(synth_cb synth)
addr_location__exit(&al);
}
- machine__delete_threads(machine);
machine__delete(machine);
return err;
}
diff --git a/tools/perf/tests/symbols.c b/tools/perf/tests/symbols.c
index 2d1aa42d36a9..16e1c5502b09 100644
--- a/tools/perf/tests/symbols.c
+++ b/tools/perf/tests/symbols.c
@@ -38,7 +38,6 @@ static int init_test_info(struct test_info *ti)
static void exit_test_info(struct test_info *ti)
{
thread__put(ti->thread);
- machine__delete_threads(ti->machine);
machine__delete(ti->machine);
}
diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c
index 261188766307..46af5e9748c9 100644
--- a/tools/perf/util/machine.c
+++ b/tools/perf/util/machine.c
@@ -256,6 +256,7 @@ void machine__exit(struct machine *machine)
zfree(&machine->current_tid);
zfree(&machine->kallsyms_filename);
+ machine__delete_threads(machine);
for (i = 0; i < THREADS__TABLE_SIZE; i++) {
struct threads *threads = &machine->threads[i];
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 65ac9f7fdf7e..00d18c74c090 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -278,11 +278,6 @@ struct perf_session *__perf_session__new(struct perf_data *data,
return ERR_PTR(ret);
}
-static void perf_session__delete_threads(struct perf_session *session)
-{
- machine__delete_threads(&session->machines.host);
-}
-
static void perf_decomp__release_events(struct decomp *next)
{
struct decomp *decomp;
@@ -305,7 +300,6 @@ void perf_session__delete(struct perf_session *session)
auxtrace__free(session);
auxtrace_index__free(&session->auxtrace_index);
perf_session__destroy_kernel_maps(session);
- perf_session__delete_threads(session);
perf_decomp__release_events(session->decomp_data.decomp);
perf_env__exit(&session->header.env);
machines__exit(&session->machines);
--
2.41.0.rc0.172.g3f132b7071-goog
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