Merge tag 'lockdep-for-tip.20241220' of git://git.kernel.org/pub/scm/linux/kernel/git/boqun/linux into locking/core

Lockdep changes for v6.14:

- Use swap() macro in the ww_mutex test.
- Minor fixes and documentation for lockdep configs on internal data structure sizes.
- Some "-Wunused-function" warning fixes for Clang.

Rust locking changes for v6.14:

- Add Rust locking files into LOCKING PRIMITIVES maintainer entry.
- Add `Lock<(), ..>::from_raw()` function to support abstraction on low level locking.
- Expose `Guard::new()` for public usage and add type alias for spinlock and mutex guards.
- Add lockdep checking when creating a new lock `Guard`.

1 files changed, 5 insertions, 0 deletions

diff --git a/rust/helpers/mutex.c b/rust/helpers/mutex.c
index 7e00680958ef1..06575553eda5c 100644
--- a/rust/helpers/mutex.c
+++ b/rust/helpers/mutex.c
@@ -12,3 +12,8 @@ void rust_helper___mutex_init(struct mutex *mutex, const char *name,
 {
 	__mutex_init(mutex, name, key);
 }
+
+void rust_helper_mutex_assert_is_held(struct mutex *mutex)
+{
+	lockdep_assert_held(mutex);
+}