[PATCH v9 01/10] rust: enable the `generic_arg_infer` feature

Alexandre Courbot
2026-03-14T01:06:34Z

This feature is stable since 1.89, and used in subsequent patches.

Reviewed-by: Gary Guo <gary@garyguo.net>
Tested-by: Dirk Behme <dirk.behme@de.bosch.com>
Acked-by: Miguel Ojeda <ojeda@kernel.org>
Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
---
rust/kernel/lib.rs | 3 +++
scripts/Makefile.build | 3 ++-
2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/rust/kernel/lib.rs b/rust/kernel/lib.rs
index 3da92f18f4ee..cddeae8b6cb2 100644
--- a/rust/kernel/lib.rs
+++ b/rust/kernel/lib.rs
@@ -37,6 +37,9 @@
#![feature(const_ptr_write)]
#![feature(const_refs_to_cell)]
//
+// Stable since Rust 1.89.0.
+#![feature(generic_arg_infer)]
+//
// Expected to become stable.
#![feature(arbitrary_self_types)]
//
diff --git a/scripts/Makefile.build b/scripts/Makefile.build
index 32e209bc7985..923886735299 100644
--- a/scripts/Makefile.build
+++ b/scripts/Makefile.build
@@ -314,12 +314,13 @@ $(obj)/%.lst: $(obj)/%.c FORCE
# - Stable since Rust 1.82.0: `feature(asm_const)`,
# `feature(offset_of_nested)`, `feature(raw_ref_op)`.
# - Stable since Rust 1.87.0: `feature(asm_goto)`.
+# - Stable since Rust 1.89.0: `feature(generic_arg_infer)`.
# - Expected to become stable: `feature(arbitrary_self_types)`.
# - To be determined: `feature(used_with_arg)`.
#
# Please see https://github.com/Rust-for-Linux/linux/issues/2 for details on
# the unstable features in use.
-rust_allowed_features := asm_const,asm_goto,arbitrary_self_types,lint_reasons,offset_of_nested,raw_ref_op,used_with_arg
+rust_allowed_features := asm_const,asm_goto,arbitrary_self_types,generic_arg_infer,lint_reasons,offset_of_nested,raw_ref_op,used_with_arg

# `--out-dir` is required to avoid temporaries being created by `rustc` in the
# current working directory, which may be not accessible in the out-of-tree

--
2.53.0