Re: [PATCH 0/3] rust: add Kconfig.test

["Gary Guo" <gary@garyguo.net>]

On Fri Apr 17, 2026 at 4:15 AM BST, Yury Norov wrote:
> There are 6 individual Rust KUnit tests. All the tests are compiled
> unconditionally now, which adds ~200 kB to the kernel image on my
> x86_64 buld. As Rust matures, this bloating will inevitably grow.
>
> Add Kconfig.test, which provides a RUST_KUNIT_TESTS menu, and all
> individual tests under it.
>
> Yury Norov (3):
>   rust: tests: drop 'use crate' in bitmap and atomic KUnit tests
>   rust: testing: add Kconfig for KUnit test
>   Documentation: rust: testing: add Kconfig guidance

Acked-by: Gary Guo <gary@garyguo.net>

>
>  Documentation/rust/testing.rst       |  5 ++-
>  init/Kconfig                         |  2 +
>  rust/kernel/Kconfig.test             | 76 ++++++++++++++++++++++++++++
>  rust/kernel/alloc/allocator.rs       |  1 +
>  rust/kernel/alloc/kvec.rs            |  1 +
>  rust/kernel/bitmap.rs                |  5 +--
>  rust/kernel/kunit.rs                 |  1 +
>  rust/kernel/str.rs                   |  1 +
>  rust/kernel/sync/atomic/predefine.rs |  5 +--
>  9 files changed, 79 insertions(+), 7 deletions(-)
>  create mode 100644 rust/kernel/Kconfig.test