[PATCH v5 0/3] rust: add `ww_mutex` support

[Onur Özkan]

This patch series implements Rust abstractions for kernel's
wound/wait mutex (ww_mutex) implementation.

Changes in v5:
- Addressed documentation review notes.
- Removed `unwrap()`s in examples and KUnit tests.

Suggested-by: Lyude <thatslyude@xxxxxxxxx>
Link: https://rust-for-linux.zulipchat.com/#narrow/channel/291566-Library/topic/Writing.20up.20wrappers.20for.20ww_mutex.3F/with/524269974

Onur Özkan (3):
  rust: add C wrappers for `ww_mutex` inline functions
  implement ww_mutex abstraction for the Rust tree
  add KUnit coverage on Rust `ww_mutex` implementation

 rust/helpers/helpers.c            |   3 +-
 rust/helpers/ww_mutex.c           |  39 +++
 rust/kernel/error.rs              |   1 +
 rust/kernel/sync/lock.rs          |   1 +
 rust/kernel/sync/lock/ww_mutex.rs | 541 ++++++++++++++++++++++++++++++
 5 files changed, 584 insertions(+), 1 deletion(-)
 create mode 100644 rust/helpers/ww_mutex.c
 create mode 100644 rust/kernel/sync/lock/ww_mutex.rs

-- 
2.49.0