From 4e87ff59cebb53d3ce1333245e64ab7d51ebf118 Mon Sep 17 00:00:00 2001 From: Andrew Morton Date: Tue, 9 Jan 2024 21:35:21 -0800 Subject: [PATCH] kernel/crash_core.c: make __crash_hotplug_lock static sparse warnings: kernel/crash_core.c:749:1: sparse: sparse: symbol '__crash_hotplug_lock' was not declared. Should it be static? Fixes: e2a8f20dd8e9 ("Crash: add lock to serialize crash hotplug handling") Reported-by: kernel test robot Closes: https://lore.kernel.org/oe-kbuild-all/202401080654.IjjU5oK7-lkp@intel.com/ Cc: Baoquan He Signed-off-by: Andrew Morton --- kernel/crash_core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/crash_core.c b/kernel/crash_core.c index 4e2cac71b84f..75cd6a736d03 100644 --- a/kernel/crash_core.c +++ b/kernel/crash_core.c @@ -877,7 +877,7 @@ subsys_initcall(crash_notes_memory_init); * regions are online. So mutex lock __crash_hotplug_lock is used to * serialize the crash hotplug handling specifically. */ -DEFINE_MUTEX(__crash_hotplug_lock); +static DEFINE_MUTEX(__crash_hotplug_lock); #define crash_hotplug_lock() mutex_lock(&__crash_hotplug_lock) #define crash_hotplug_unlock() mutex_unlock(&__crash_hotplug_lock)