[PATCH 0/3] rust: workqueue: add safe cancellation and status methods

From: Aakash Bollineni via B4 Relay

Date: Tue Apr 07 2026 - 07:10:44 EST


PLEASE IGNORE v4. This version (v5) corrects a critical KUnit build error
and formatting regressions that were present in the previous submission.

Changes in v5:
- Fixed missing arc_count helper in rust/kernel/workqueue.rs that caused KUnit
build failures.
- Fixed formatting in samples/rust/rust_workqueue_test.rs via rustfmt.

Changes in v4:
- Fixed Reported-by/Closes tags and metadata for robot tracking.
- Improved commit structure to separate API changes from tests.

Aakash Bollineni (3):
rust: helpers: add workqueue helpers
rust: workqueue: add safe cancellation and status methods
rust: workqueue: add KUnit and sample stress tests

To: Miguel Ojeda <ojeda@xxxxxxxxxx>
To: Alex Gaynor <alex.gaynor@xxxxxxxxx>
To: Wedson Almeida Filho <wedsonaf@xxxxxxxxx>
To: Boqun Feng <boqun.feng@xxxxxxxxx>
To: Gary Guo <gary@xxxxxxxxxxx>
To: Björn Roy Baron <bjorn.roy.baron@xxxxxxxxx>
To: Benno Lossin <benno.lossin@xxxxxxxxx>
To: Andreas Hindborg <a.hindborg@xxxxxxxxxxx>
To: Alice Ryhl <aliceryhl@xxxxxxxxxx>
To: Tejun Heo <tj@xxxxxxxxxx>
To: Lai Jiangshan <jiangshanlai@xxxxxxxxx>
Cc: rust-for-linux@xxxxxxxxxxxxxxx
Cc: linux-kernel@xxxxxxxxxxxxxxx

Signed-off-by: Aakash Bollineni <aakash.bollineni@xxxxxxxxxxxxxxxxxxxx>
---
Aakash Bollineni (3):
rust: helpers: add workqueue helpers
rust: workqueue: add safe cancellation and status methods
rust: workqueue: add KUnit and sample stress tests

rust/helpers/workqueue.c | 32 +++
rust/kernel/workqueue.rs | 473 +++++++++++++++++++++++++++++++++---
samples/rust/Kconfig | 10 +
samples/rust/Makefile | 2 +
samples/rust/rust_workqueue_test.rs | 191 +++++++++++++++
5 files changed, 673 insertions(+), 35 deletions(-)
---
base-commit: bf074eb6891be799174ff42e0051492681fdc045
change-id: 20260407-workqueue-v5-sent-a895d51cc4f5

Best regards,
--
Aakash Bollineni <aakash.bollineni@xxxxxxxxxxxxxxxxxxxx>