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Message-ID: <157500737145.21853.15418299552976854211.tip-bot2@tip-bot2>
Date: Fri, 29 Nov 2019 06:02:51 -0000
From: "tip-bot2 for Arnaldo Carvalho de Melo" <tip-bot2@...utronix.de>
To: linux-tip-commits@...r.kernel.org
Cc: Adrian Hunter <adrian.hunter@...el.com>,
Andi Kleen <ak@...ux.intel.com>, Jiri Olsa <jolsa@...nel.org>,
Namhyung Kim <namhyung@...nel.org>,
Arnaldo Carvalho de Melo <acme@...hat.com>,
x86 <x86@...nel.org>, LKML <linux-kernel@...r.kernel.org>
Subject: [tip: perf/urgent] perf tests: Rename thread-mg-share to thread-maps-share
The following commit has been merged into the perf/urgent branch of tip:
Commit-ID: 6d38267cf996bafdbc99eda6ad8c406fc3dcec93
Gitweb: https://git.kernel.org/tip/6d38267cf996bafdbc99eda6ad8c406fc3dcec93
Author: Arnaldo Carvalho de Melo <acme@...hat.com>
AuthorDate: Mon, 25 Nov 2019 22:29:18 -03:00
Committer: Arnaldo Carvalho de Melo <acme@...hat.com>
CommitterDate: Tue, 26 Nov 2019 11:07:46 -03:00
perf tests: Rename thread-mg-share to thread-maps-share
One more step in merging 'struct maps' with 'struct map_groups'.
Cc: Adrian Hunter <adrian.hunter@...el.com>
Cc: Andi Kleen <ak@...ux.intel.com>
Cc: Jiri Olsa <jolsa@...nel.org>
Cc: Namhyung Kim <namhyung@...nel.org>
Link: https://lkml.kernel.org/n/tip-naxsl3g4ou3fyxb8l8e0pn5e@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
tools/perf/tests/Build | 2 +-
tools/perf/tests/builtin-test.c | 4 +-
tools/perf/tests/tests.h | 2 +-
tools/perf/tests/thread-maps-share.c | 98 +++++++++++++++++++++++++++-
tools/perf/tests/thread-mg-share.c | 98 +---------------------------
5 files changed, 102 insertions(+), 102 deletions(-)
create mode 100644 tools/perf/tests/thread-maps-share.c
delete mode 100644 tools/perf/tests/thread-mg-share.c
diff --git a/tools/perf/tests/Build b/tools/perf/tests/Build
index e72acce..5b9b0a8 100644
--- a/tools/perf/tests/Build
+++ b/tools/perf/tests/Build
@@ -27,7 +27,7 @@ perf-y += wp.o
perf-y += task-exit.o
perf-y += sw-clock.o
perf-y += mmap-thread-lookup.o
-perf-y += thread-mg-share.o
+perf-y += thread-maps-share.o
perf-y += switch-tracking.o
perf-y += keep-tracking.o
perf-y += code-reading.o
diff --git a/tools/perf/tests/builtin-test.c b/tools/perf/tests/builtin-test.c
index 8b286e9..3a4b983 100644
--- a/tools/perf/tests/builtin-test.c
+++ b/tools/perf/tests/builtin-test.c
@@ -166,8 +166,8 @@ static struct test generic_tests[] = {
.func = test__mmap_thread_lookup,
},
{
- .desc = "Share thread mg",
- .func = test__thread_mg_share,
+ .desc = "Share thread maps",
+ .func = test__thread_maps_share,
},
{
.desc = "Sort output of hist entries",
diff --git a/tools/perf/tests/tests.h b/tools/perf/tests/tests.h
index 9837b6e..f2b9bb0 100644
--- a/tools/perf/tests/tests.h
+++ b/tools/perf/tests/tests.h
@@ -73,7 +73,7 @@ int test__dwarf_unwind(struct test *test, int subtest);
int test__expr(struct test *test, int subtest);
int test__hists_filter(struct test *test, int subtest);
int test__mmap_thread_lookup(struct test *test, int subtest);
-int test__thread_mg_share(struct test *test, int subtest);
+int test__thread_maps_share(struct test *test, int subtest);
int test__hists_output(struct test *test, int subtest);
int test__hists_cumulate(struct test *test, int subtest);
int test__switch_tracking(struct test *test, int subtest);
diff --git a/tools/perf/tests/thread-maps-share.c b/tools/perf/tests/thread-maps-share.c
new file mode 100644
index 0000000..9371484
--- /dev/null
+++ b/tools/perf/tests/thread-maps-share.c
@@ -0,0 +1,98 @@
+// SPDX-License-Identifier: GPL-2.0
+#include "tests.h"
+#include "machine.h"
+#include "thread.h"
+#include "debug.h"
+
+int test__thread_maps_share(struct test *test __maybe_unused, int subtest __maybe_unused)
+{
+ struct machines machines;
+ struct machine *machine;
+
+ /* thread group */
+ struct thread *leader;
+ struct thread *t1, *t2, *t3;
+ struct maps *maps;
+
+ /* other process */
+ struct thread *other, *other_leader;
+ struct maps *other_maps;
+
+ /*
+ * This test create 2 processes abstractions (struct thread)
+ * with several threads and checks they properly share and
+ * maintain maps info (struct maps).
+ *
+ * thread group (pid: 0, tids: 0, 1, 2, 3)
+ * other group (pid: 4, tids: 4, 5)
+ */
+
+ machines__init(&machines);
+ machine = &machines.host;
+
+ /* create process with 4 threads */
+ leader = machine__findnew_thread(machine, 0, 0);
+ t1 = machine__findnew_thread(machine, 0, 1);
+ t2 = machine__findnew_thread(machine, 0, 2);
+ t3 = machine__findnew_thread(machine, 0, 3);
+
+ /* and create 1 separated process, without thread leader */
+ other = machine__findnew_thread(machine, 4, 5);
+
+ TEST_ASSERT_VAL("failed to create threads",
+ leader && t1 && t2 && t3 && other);
+
+ maps = leader->maps;
+ TEST_ASSERT_EQUAL("wrong refcnt", refcount_read(&maps->refcnt), 4);
+
+ /* test the maps pointer is shared */
+ TEST_ASSERT_VAL("maps don't match", maps == t1->maps);
+ TEST_ASSERT_VAL("maps don't match", maps == t2->maps);
+ TEST_ASSERT_VAL("maps don't match", maps == t3->maps);
+
+ /*
+ * Verify the other leader was created by previous call.
+ * It should have shared maps with no change in
+ * refcnt.
+ */
+ other_leader = machine__find_thread(machine, 4, 4);
+ TEST_ASSERT_VAL("failed to find other leader", other_leader);
+
+ /*
+ * Ok, now that all the rbtree related operations were done,
+ * lets remove all of them from there so that we can do the
+ * refcounting tests.
+ */
+ machine__remove_thread(machine, leader);
+ machine__remove_thread(machine, t1);
+ machine__remove_thread(machine, t2);
+ machine__remove_thread(machine, t3);
+ machine__remove_thread(machine, other);
+ machine__remove_thread(machine, other_leader);
+
+ other_maps = other->maps;
+ TEST_ASSERT_EQUAL("wrong refcnt", refcount_read(&other_maps->refcnt), 2);
+
+ TEST_ASSERT_VAL("maps don't match", other_maps == other_leader->maps);
+
+ /* release thread group */
+ thread__put(leader);
+ TEST_ASSERT_EQUAL("wrong refcnt", refcount_read(&maps->refcnt), 3);
+
+ thread__put(t1);
+ TEST_ASSERT_EQUAL("wrong refcnt", refcount_read(&maps->refcnt), 2);
+
+ thread__put(t2);
+ TEST_ASSERT_EQUAL("wrong refcnt", refcount_read(&maps->refcnt), 1);
+
+ thread__put(t3);
+
+ /* release other group */
+ thread__put(other_leader);
+ TEST_ASSERT_EQUAL("wrong refcnt", refcount_read(&other_maps->refcnt), 1);
+
+ thread__put(other);
+
+ machines__exit(&machines);
+ return 0;
+}
diff --git a/tools/perf/tests/thread-mg-share.c b/tools/perf/tests/thread-mg-share.c
deleted file mode 100644
index e3b0d69..0000000
--- a/tools/perf/tests/thread-mg-share.c
+++ /dev/null
@@ -1,98 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-#include "tests.h"
-#include "machine.h"
-#include "thread.h"
-#include "debug.h"
-
-int test__thread_mg_share(struct test *test __maybe_unused, int subtest __maybe_unused)
-{
- struct machines machines;
- struct machine *machine;
-
- /* thread group */
- struct thread *leader;
- struct thread *t1, *t2, *t3;
- struct maps *maps;
-
- /* other process */
- struct thread *other, *other_leader;
- struct maps *other_mg;
-
- /*
- * This test create 2 processes abstractions (struct thread)
- * with several threads and checks they properly share and
- * maintain maps info (struct maps).
- *
- * thread group (pid: 0, tids: 0, 1, 2, 3)
- * other group (pid: 4, tids: 4, 5)
- */
-
- machines__init(&machines);
- machine = &machines.host;
-
- /* create process with 4 threads */
- leader = machine__findnew_thread(machine, 0, 0);
- t1 = machine__findnew_thread(machine, 0, 1);
- t2 = machine__findnew_thread(machine, 0, 2);
- t3 = machine__findnew_thread(machine, 0, 3);
-
- /* and create 1 separated process, without thread leader */
- other = machine__findnew_thread(machine, 4, 5);
-
- TEST_ASSERT_VAL("failed to create threads",
- leader && t1 && t2 && t3 && other);
-
- maps = leader->maps;
- TEST_ASSERT_EQUAL("wrong refcnt", refcount_read(&maps->refcnt), 4);
-
- /* test the map groups pointer is shared */
- TEST_ASSERT_VAL("map groups don't match", maps == t1->maps);
- TEST_ASSERT_VAL("map groups don't match", maps == t2->maps);
- TEST_ASSERT_VAL("map groups don't match", maps == t3->maps);
-
- /*
- * Verify the other leader was created by previous call.
- * It should have shared map groups with no change in
- * refcnt.
- */
- other_leader = machine__find_thread(machine, 4, 4);
- TEST_ASSERT_VAL("failed to find other leader", other_leader);
-
- /*
- * Ok, now that all the rbtree related operations were done,
- * lets remove all of them from there so that we can do the
- * refcounting tests.
- */
- machine__remove_thread(machine, leader);
- machine__remove_thread(machine, t1);
- machine__remove_thread(machine, t2);
- machine__remove_thread(machine, t3);
- machine__remove_thread(machine, other);
- machine__remove_thread(machine, other_leader);
-
- other_mg = other->maps;
- TEST_ASSERT_EQUAL("wrong refcnt", refcount_read(&other_mg->refcnt), 2);
-
- TEST_ASSERT_VAL("map groups don't match", other_mg == other_leader->maps);
-
- /* release thread group */
- thread__put(leader);
- TEST_ASSERT_EQUAL("wrong refcnt", refcount_read(&maps->refcnt), 3);
-
- thread__put(t1);
- TEST_ASSERT_EQUAL("wrong refcnt", refcount_read(&maps->refcnt), 2);
-
- thread__put(t2);
- TEST_ASSERT_EQUAL("wrong refcnt", refcount_read(&maps->refcnt), 1);
-
- thread__put(t3);
-
- /* release other group */
- thread__put(other_leader);
- TEST_ASSERT_EQUAL("wrong refcnt", refcount_read(&other_mg->refcnt), 1);
-
- thread__put(other);
-
- machines__exit(&machines);
- return 0;
-}
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