Merge "Clarify getCallingPid for oneway transactions." am: 26bbd81bd6 am: 79e3174053 am: 8d4c23bca4 am: a6fe68a08d

Change-Id: Ic04351f8b52be8bf40197e49d8ef601bbccd6800
2020-03-06 05:16:47 +00:00
parent 623244c9f6 a6fe68a08d
commit 4209c5522a
1 changed files with 2 additions and 0 deletions
--- a/core/java/android/os/Binder.java
+++ b/core/java/android/os/Binder.java
@@ -263,6 +263,8 @@ public class Binder implements IBinder {
     * system services to determine its identity and check permissions.
     * If the current thread is not currently executing an incoming transaction,
     * then its own pid is returned.
+     *
+     * Warning: oneway transactions do not receive PID.
     */
    @CriticalNative
    public static final native int getCallingPid();