From bbfc75ea8795d26a2fe9254f3f646e761f2ad61e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bj=C3=B6rn-Egil=20Dahlberg?= <egil@erlang.org>
Date: Fri, 4 Jul 2014 19:34:24 +0200
Subject: erts: Add histogram to lcnt

---
 erts/emulator/beam/io.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'erts/emulator/beam/io.c')

diff --git a/erts/emulator/beam/io.c b/erts/emulator/beam/io.c
index edf4a28784..d028737664 100644
--- a/erts/emulator/beam/io.c
+++ b/erts/emulator/beam/io.c
@@ -6129,7 +6129,7 @@ driver_pdl_create(ErlDrvPort dp)
 	return NULL;
     pdl = erts_alloc(ERTS_ALC_T_PORT_DATA_LOCK,
 		     sizeof(struct erl_drv_port_data_lock));
-    erts_mtx_init(&pdl->mtx, "port_data_lock");
+    erts_mtx_init_x(&pdl->mtx, "port_data_lock", pp->common.id, 1);
     pdl_init_refc(pdl);
     erts_port_inc_refc(pp);
     pdl->prt = pp;
-- 
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