[PATCH v4 1/7] rust: enable the `generic_arg_infer` feature

[Alexandre Courbot <acourbot@nvidia.com>]

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

Tested-by: Dirk Behme <dirk.behme@de.bosch.com>
Reviewed-by: Gary Guo <gary@garyguo.net>
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 6d637e2fed1b..122ad64880cd 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 5037f4715d74..4637aa11e870 100644
--- a/scripts/Makefile.build
+++ b/scripts/Makefile.build
@@ -312,12 +312,13 @@ $(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

-- 
2.52.0