return; \
__lpf = lttng_rcu_dereference(__session->pid_tracker); \
if (__lpf && likely(!lttng_pid_tracker_lookup(__lpf, current->pid))) \
return; \
__lpf = lttng_rcu_dereference(__session->pid_tracker); \
if (__lpf && likely(!lttng_pid_tracker_lookup(__lpf, current->pid))) \