From: Arve Hjønnevåg <arve@android.com>
Date: Sat, 15 Feb 2014 04:14:02 +0000 (-0800)
Subject: Binder: Disable attemptIncStrongHandle
X-Git-Tag: android-x86-6.0-r1~75^2~232^2~107^2~2
X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=11cfdccfd3cfceb08732909a1489419ff0229694;p=android-x86%2Fframeworks-native.git

Binder: Disable attemptIncStrongHandle

The driver does not support BC_ATTEMPT_ACQUIRE and will return an error.
IPCThreadState does not handle driver errors, and will resend the failed
command blocking all other commands.

Change-Id: I643986037341821b27b62dc82df933844f4842b8
---

diff --git a/libs/binder/IPCThreadState.cpp b/libs/binder/IPCThreadState.cpp
index cb42549aab..7796309593 100644
--- a/libs/binder/IPCThreadState.cpp
+++ b/libs/binder/IPCThreadState.cpp
@@ -635,6 +635,7 @@ void IPCThreadState::decWeakHandle(int32_t handle)
 
 status_t IPCThreadState::attemptIncStrongHandle(int32_t handle)
 {
+#if HAS_BC_ATTEMPT_ACQUIRE
     LOG_REMOTEREFS("IPCThreadState::attemptIncStrongHandle(%d)\n", handle);
     mOut.writeInt32(BC_ATTEMPT_ACQUIRE);
     mOut.writeInt32(0); // xxx was thread priority
@@ -649,6 +650,11 @@ status_t IPCThreadState::attemptIncStrongHandle(int32_t handle)
 #endif
     
     return result;
+#else
+    (void)handle;
+    ALOGE("%s(%d): Not supported\n", __func__, handle);
+    return INVALID_OPERATION;
+#endif
 }
 
 void IPCThreadState::expungeHandle(int32_t handle, IBinder* binder)