Framework-side support for Dalvik "isSensitiveThread" hook.
Used in lock contention stats.
Bug: 3226270
Change-Id: Ie6f58d130a29079a59bdefad40b80304d9bc3623
diff --git a/include/binder/IPCThreadState.h b/include/binder/IPCThreadState.h
index b54718f..3378d97 100644
--- a/include/binder/IPCThreadState.h
+++ b/include/binder/IPCThreadState.h
@@ -33,6 +33,7 @@
{
public:
static IPCThreadState* self();
+ static IPCThreadState* selfOrNull(); // self(), but won't instantiate
sp<ProcessState> process();
diff --git a/libs/binder/IPCThreadState.cpp b/libs/binder/IPCThreadState.cpp
index 13c58f0..95cfddf 100644
--- a/libs/binder/IPCThreadState.cpp
+++ b/libs/binder/IPCThreadState.cpp
@@ -318,6 +318,16 @@
goto restart;
}
+IPCThreadState* IPCThreadState::selfOrNull()
+{
+ if (gHaveTLS) {
+ const pthread_key_t k = gTLS;
+ IPCThreadState* st = (IPCThreadState*)pthread_getspecific(k);
+ return st;
+ }
+ return NULL;
+}
+
void IPCThreadState::shutdown()
{
gShutdown = true;