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authorAndrew Morton <[email protected]>2024-01-09 21:35:21 -0800
committerAndrew Morton <[email protected]>2024-01-12 15:20:47 -0800
commit4e87ff59cebb53d3ce1333245e64ab7d51ebf118 (patch)
tree429ab3de6f6cdcc8be98c3f2c95e5cb2f738fe46
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 <[email protected]> Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/ Cc: Baoquan He <[email protected]> Signed-off-by: Andrew Morton <[email protected]>
-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)