From 304424d844b861a0bc0a59f1ad233cbde3771e28 Mon Sep 17 00:00:00 2001
From: Henrik Lissner <henrik@lissner.net>
Date: Wed, 4 Nov 2020 14:40:44 -0500
Subject: [PATCH] Fix #4212: slow file checks over network shares

On windows.
---
 modules/lang/org/config.el | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/modules/lang/org/config.el b/modules/lang/org/config.el
index d0d681c10..e51114cc3 100644
--- a/modules/lang/org/config.el
+++ b/modules/lang/org/config.el
@@ -411,6 +411,8 @@ relative to `org-directory', unless it is an absolute path."
    "file"
    :face (lambda (path)
            (if (or (file-remote-p path)
+                   ;; filter out network shares on windows (slow)
+                   (and IS-WINDOWS (string-prefix-p "//" path))
                    (file-exists-p path))
                'org-link
              'error)))