From 8f3178f2f2709d4b133e900866ae808d8b2cc992 Mon Sep 17 00:00:00 2001
From: "alex.sharov" <AskAlexSharov@gmail.com>
Date: Tue, 10 Jan 2023 13:20:01 +0700
Subject: [PATCH] Revert "mdbx: proper atomic close (#827)"

This reverts commit 493ae8b08363c35bb04baf72a7bd0004047435d5.
---
 kv/mdbx/kv_mdbx.go | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/kv/mdbx/kv_mdbx.go b/kv/mdbx/kv_mdbx.go
index e83680c29..6eb493aa5 100644
--- a/kv/mdbx/kv_mdbx.go
+++ b/kv/mdbx/kv_mdbx.go
@@ -431,9 +431,10 @@ func (db *MdbxKV) openDBIs(buckets []string) error {
 // Close closes db
 // All transactions must be closed before closing the database.
 func (db *MdbxKV) Close() {
-	if db.closed.CompareAndSwap(false, true) {
+	if db.closed.Load() {
 		return
 	}
+	db.closed.Store(true)
 	db.wg.Wait()
 	db.env.Close()
 	db.env = nil