From 98bd5f66a03b945916baa2a91c4aba3c837676d1 Mon Sep 17 00:00:00 2001
From: Sverker Eriksson <sverker@erlang.org>
Date: Mon, 4 Sep 2017 20:53:00 +0200
Subject: erts: Fix faulty ASSERT of table fixation counter

Cannot read fix->counter safely without table lock.
---
 erts/emulator/beam/erl_db_util.h | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'erts/emulator/beam/erl_db_util.h')

diff --git a/erts/emulator/beam/erl_db_util.h b/erts/emulator/beam/erl_db_util.h
index 19055c6110..7ce104a84c 100644
--- a/erts/emulator/beam/erl_db_util.h
+++ b/erts/emulator/beam/erl_db_util.h
@@ -220,6 +220,9 @@ typedef struct db_fixation {
         Process* p;
     } procs;
 
+    /* Number of fixations on table from procs.p
+     * Protected by table write lock or read lock + fixlock
+     */
     Uint counter;
 } DbFixation;
 
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