From d9261b5d2b318c4570fb72ceba1de4fdabda2292 Mon Sep 17 00:00:00 2001
From: Jb Audras <audrasjb@git.wordpress.org>
Date: Sun, 12 Dec 2021 17:55:03 +0000
Subject: [PATCH] Docs: Document the global used in `upgrade_590()` function.

Follow-up to [51917].

See #53399.


git-svn-id: https://develop.svn.wordpress.org/trunk@52360 602fd350-edb4-49c9-b593-d223f7449a82
---
 src/wp-admin/includes/upgrade.php | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/wp-admin/includes/upgrade.php b/src/wp-admin/includes/upgrade.php
index 54188738df..2af5946558 100644
--- a/src/wp-admin/includes/upgrade.php
+++ b/src/wp-admin/includes/upgrade.php
@@ -2261,6 +2261,8 @@ function upgrade_560() {
  *
  * @ignore
  * @since 5.9.0
+ *
+ * @global int $wp_current_db_version The old (current) database version.
  */
 function upgrade_590() {
 	global $wp_current_db_version;