From 570ead36017377a6b81ac4234dac13f8f905f596 Mon Sep 17 00:00:00 2001
From: Mikhail Galanin <mikhail.galanin@team.bumble.com>
Date: Thu, 27 Jul 2023 12:54:29 +0100
Subject: [PATCH] Check if restart is pending before trying to lock SHM

This reduces lock contention when Opcache restart is scheduled
but not yet started.
---
 ext/opcache/zend_file_cache.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/ext/opcache/zend_file_cache.c b/ext/opcache/zend_file_cache.c
index 22ccc4d84305d..bcee38079b353 100644
--- a/ext/opcache/zend_file_cache.c
+++ b/ext/opcache/zend_file_cache.c
@@ -1786,6 +1786,7 @@ zend_persistent_script *zend_file_cache_script_load(zend_file_handle *file_handl
 
 	if (!file_cache_only &&
 	    !ZCSG(restart_in_progress) &&
+	    !ZCSG(restart_pending) &&
 		!ZSMMG(memory_exhausted) &&
 	    accelerator_shm_read_lock() == SUCCESS) {
 		/* exclusive lock */