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Commit e8db871d authored by Mathias Agopian's avatar Mathias Agopian
Browse files

double checked locking pattern is not safe on SMP 

Change-Id: Ie6dd564bdcd45647cb4d62ab259462e3db112576
parent 3aecbb07

libs/binder/ProcessState.cpp

+5 −4
Original line number Diff line number Diff line
@@ -73,10 +73,11 @@ protected: 


sp<ProcessState> ProcessState::self()

{

    if (gProcess != NULL) return gProcess;

    

    AutoMutex _l(gProcessMutex);

    if (gProcess == NULL) gProcess = new ProcessState;

    Mutex::Autolock _l(gProcessMutex);

    if (gProcess != NULL) {

        return gProcess;

    }

    gProcess = new ProcessState;

    return gProcess;

}