1 files changed, 0 insertions, 46 deletions
diff --git a/libs/binder/RpcSession.cpp b/libs/binder/RpcSession.cpp
index bdf1bbef02..ee5e8bb5bb 100644
--- a/libs/binder/RpcSession.cpp
+++ b/libs/binder/RpcSession.cpp
@@ -18,16 +18,13 @@
 
 #include <binder/RpcSession.h>
 
-#include <dlfcn.h>
 #include <inttypes.h>
 #include <poll.h>
-#include <pthread.h>
 #include <unistd.h>
 
 #include <string_view>
 
 #include <android-base/macros.h>
-#include <android_runtime/threads.h>
 #include <binder/Parcel.h>
 #include <binder/RpcServer.h>
 #include <binder/Stability.h>
@@ -277,53 +274,10 @@ RpcSession::PreJoinSetupResult RpcSession::preJoinSetup(base::unique_fd fd) {
     };
 }
 
-namespace {
-// RAII object for attaching / detaching current thread to JVM if Android Runtime exists. If
-// Android Runtime doesn't exist, no-op.
-class JavaThreadAttacher {
-public:
-    JavaThreadAttacher() {
-        // Use dlsym to find androidJavaAttachThread because libandroid_runtime is loaded after
-        // libbinder.
-        static auto attachFn = reinterpret_cast<decltype(&androidJavaAttachThread)>(
-                dlsym(RTLD_DEFAULT, "androidJavaAttachThread"));
-        if (attachFn == nullptr) return;
-
-        char buf[16];
-        const char* threadName = "UnknownRpcSessionThread"; // default thread name
-        if (0 == pthread_getname_np(pthread_self(), buf, sizeof(buf))) {
-            threadName = buf;
-        }
-        LOG_RPC_DETAIL("Attaching current thread %s to JVM", threadName);
-        LOG_ALWAYS_FATAL_IF(!attachFn(threadName), "Cannot attach thread %s to JVM", threadName);
-        mAttached = true;
-    }
-    ~JavaThreadAttacher() {
-        if (!mAttached) return;
-        static auto detachFn = reinterpret_cast<decltype(&androidJavaDetachThread)>(
-                dlsym(RTLD_DEFAULT, "androidJavaDetachThread"));
-        LOG_ALWAYS_FATAL_IF(detachFn == nullptr,
-                            "androidJavaAttachThread exists but androidJavaDetachThread doesn't");
-
-        LOG_RPC_DETAIL("Detaching current thread from JVM");
-        if (detachFn()) {
-            mAttached = false;
-        } else {
-            ALOGW("Unable to detach current thread from JVM");
-        }
-    }
-
-private:
-    DISALLOW_COPY_AND_ASSIGN(JavaThreadAttacher);
-    bool mAttached = false;
-};
-} // namespace
-
 void RpcSession::join(sp<RpcSession>&& session, PreJoinSetupResult&& setupResult) {
     sp<RpcConnection>& connection = setupResult.connection;
 
     if (setupResult.status == OK) {
-        JavaThreadAttacher javaThreadAttacher;
         while (true) {
             status_t status = session->state()->getAndExecuteCommand(connection, session,
                                                                      RpcState::CommandType::ANY);