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| author | Daniel Xie <dxie@google.com> | 2015-11-11 18:57:14 +0000 |
|---|---|---|
| committer | android-build-merger <android-build-merger@google.com> | 2015-11-11 18:57:14 +0000 |
| commit | eebe01b523075c0634b04463c210510f192f154d (patch) | |
| tree | a9629793df46833e162b346bee6b5228bdcc0673 | |
| parent | 216bff9ff33d74fb7f232045799a93b102a4d2a2 (diff) | |
| parent | 2010fb6722ea2bd9d07c9f0a3e69eafa3d6114e9 (diff) | |
| download | bionic-eebe01b523075c0634b04463c210510f192f154d.zip bionic-eebe01b523075c0634b04463c210510f192f154d.tar.gz bionic-eebe01b523075c0634b04463c210510f192f154d.tar.bz2 | |
Merge "Fix potential race condition on CTS TC pthread_gettid_np" into marshmallow-cts-dev
am: 2010fb6722
* commit '2010fb6722ea2bd9d07c9f0a3e69eafa3d6114e9':
Fix potential race condition on CTS TC pthread_gettid_np
| -rwxr-xr-x[-rw-r--r--] | tests/pthread_test.cpp | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/tests/pthread_test.cpp b/tests/pthread_test.cpp index 8ae28d8..f15cdab 100644..100755 --- a/tests/pthread_test.cpp +++ b/tests/pthread_test.cpp @@ -1244,8 +1244,11 @@ TEST(pthread, pthread_attr_getstack_18908062) { } #if defined(__BIONIC__) +static pthread_mutex_t gettid_mutex; static void* pthread_gettid_np_helper(void* arg) { + pthread_mutex_lock(&gettid_mutex); *reinterpret_cast<pid_t*>(arg) = gettid(); + pthread_mutex_unlock(&gettid_mutex); return NULL; } #endif @@ -1256,11 +1259,15 @@ TEST(pthread, pthread_gettid_np) { pid_t t_gettid_result; pthread_t t; + pthread_mutex_init(&gettid_mutex, NULL); + pthread_mutex_lock(&gettid_mutex); pthread_create(&t, NULL, pthread_gettid_np_helper, &t_gettid_result); pid_t t_pthread_gettid_np_result = pthread_gettid_np(t); + pthread_mutex_unlock(&gettid_mutex); pthread_join(t, NULL); + pthread_mutex_destroy(&gettid_mutex); ASSERT_EQ(t_gettid_result, t_pthread_gettid_np_result); #else |