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-rw-r--r--erts/emulator/beam/global.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/erts/emulator/beam/global.h b/erts/emulator/beam/global.h
index 12e40288bd..732cc7d45d 100644
--- a/erts/emulator/beam/global.h
+++ b/erts/emulator/beam/global.h
@@ -1200,6 +1200,10 @@ void erts_fire_port_monitor(Port *prt, Eterm ref);
void erts_smp_xports_unlock(Port *);
#endif
+#if defined(ERTS_SMP) && defined(ERTS_ENABLE_LOCK_COUNT)
+void erts_lcnt_enable_io_lock_count(int enable);
+#endif
+
#if defined(ERTS_SMP) && defined(ERTS_ENABLE_LOCK_CHECK)
int erts_lc_is_port_locked(Port *);
#endif