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authorAndrew Morton <akpm@linux-foundation.org>2024-01-09 21:35:21 -0800
committerAndrew Morton <akpm@linux-foundation.org>2024-01-12 15:20:47 -0800
commit4e87ff59cebb53d3ce1333245e64ab7d51ebf118 (patch)
tree429ab3de6f6cdcc8be98c3f2c95e5cb2f738fe46 /kernel
parent7ea6ec4c25294e8bc8788148ef854df92ee8dc5e (diff)
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 <lkp@intel.com> Closes: https://lore.kernel.org/oe-kbuild-all/202401080654.IjjU5oK7-lkp@intel.com/ Cc: Baoquan He <bhe@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/crash_core.c2
1 files changed, 1 insertions, 1 deletions
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)