Add C++ thread API androidGetThreadSchedulingGroup
This API is intended for applications that need to read a thread's
scheduling group, while using the higher-level (C++) family of thread APIs.
Change-Id: I5e58017f74c3989b20b5b1cc2bc4483c95720520
diff --git a/include/utils/threads.h b/include/utils/threads.h
index c8e9c04..79e02eb 100644
--- a/include/utils/threads.h
+++ b/include/utils/threads.h
@@ -142,6 +142,13 @@
// in either case errno is set. Thread ID zero means current thread.
extern int androidSetThreadPriority(pid_t tid, int prio);
+// Get the current scheduling group of a particular thread. Normally returns
+// one of the ANDROID_TGROUP constants other than ANDROID_TGROUP_DEFAULT.
+// Returns ANDROID_TGROUP_DEFAULT if no pthread support (e.g. on host) or if
+// scheduling groups are disabled. Returns INVALID_OPERATION if unexpected error.
+// Thread ID zero means current thread.
+extern int androidGetThreadSchedulingGroup(pid_t tid);
+
#ifdef __cplusplus
}
#endif