From a96c0a9466fe0a003061d349f37168b25128f528 Mon Sep 17 00:00:00 2001
From: William Clark <wrvc96@gmail.com>
Date: Mon, 1 Jan 2024 12:05:17 +0000
Subject: [PATCH] give linux some time to remove old sysfs gpio mapping

---
 interrupt.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/interrupt.c b/interrupt.c
index 9919da4..6f215ae 100644
--- a/interrupt.c
+++ b/interrupt.c
@@ -84,6 +84,8 @@ int int_unregister(int pin) {
         return 1;
     }
 
+    usleep(50000); /* sleep 50 ms */
+
     return 0;
 }