From 9e69214f56cd5031f684da71a9eb24fa7003d1f2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bj=C3=B6rn-Egil=20Dahlberg?= <egil@erlang.org>
Date: Mon, 7 Jun 2010 11:25:59 +0000
Subject: Merge OTP-8681

---
 erts/emulator/sys/unix/sys.c  |  4 ++++
 erts/emulator/sys/win32/sys.c | 15 ++++++++++++++-
 2 files changed, 18 insertions(+), 1 deletion(-)

(limited to 'erts/emulator/sys')

diff --git a/erts/emulator/sys/unix/sys.c b/erts/emulator/sys/unix/sys.c
index 50b208848f..151fa06e8e 100644
--- a/erts/emulator/sys/unix/sys.c
+++ b/erts/emulator/sys/unix/sys.c
@@ -457,6 +457,10 @@ thr_create_prepare_child(void *vtcdp)
 {
     erts_thr_create_data_t *tcdp = (erts_thr_create_data_t *) vtcdp;
 
+#ifdef ERTS_ENABLE_LOCK_COUNT
+    erts_lcnt_thread_setup();
+#endif
+
 #ifndef NO_FPE_SIGNALS
     /*
      * We do not want fp exeptions in other threads than the
diff --git a/erts/emulator/sys/win32/sys.c b/erts/emulator/sys/win32/sys.c
index d3921a14f8..bd02cf85eb 100644
--- a/erts/emulator/sys/win32/sys.c
+++ b/erts/emulator/sys/win32/sys.c
@@ -2986,7 +2986,15 @@ static void ethr_internal_free(void *ptr)
 {
     erts_free(ERTS_ALC_T_ETHR_INTERNAL, ptr);
 }
-#endif
+
+#ifdef ERTS_ENABLE_LOCK_COUNT
+static void
+thr_create_prepare_child(void *vtcdp)
+{
+    erts_lcnt_thread_setup();
+}
+#endif /* ERTS_ENABLE_LOCK_COUNT */
+#endif /* USE_THREADS */
 
 void
 erts_sys_pre_init(void)
@@ -3000,6 +3008,11 @@ erts_sys_pre_init(void)
 	eid.alloc = ethr_internal_alloc;
 	eid.realloc = ethr_internal_realloc;
 	eid.free = ethr_internal_free;
+
+#ifdef ERTS_ENABLE_LOCK_COUNT
+	eid.thread_create_child_func = thr_create_prepare_child;
+#endif
+
 	erts_thr_init(&eid);
 #ifdef ERTS_ENABLE_LOCK_COUNT
 	erts_lcnt_init();
-- 
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