rust: Makefile: force compilation of Rust infrastructure in make modules

Signed-off-by: Miguel Ojeda <ojeda@kernel.org>

Author: ojeda

rust/Makefile

@@ -1,16 +1,16 @@
 # SPDX-License-Identifier: GPL-2.0
 
 obj-$(CONFIG_RUST) += core.o compiler_builtins.o helpers.o
-extra-$(CONFIG_RUST) += exports_core_generated.h
+always-$(CONFIG_RUST) += exports_core_generated.h
 
-extra-$(CONFIG_RUST) += libmacros.so
+always-$(CONFIG_RUST) += libmacros.so
 
-extra-$(CONFIG_RUST) += bindings_generated.rs bindings_helpers_generated.rs
+always-$(CONFIG_RUST) += bindings_generated.rs bindings_helpers_generated.rs
 obj-$(CONFIG_RUST) += alloc.o kernel.o
-extra-$(CONFIG_RUST) += exports_alloc_generated.h exports_kernel_generated.h
+always-$(CONFIG_RUST) += exports_alloc_generated.h exports_kernel_generated.h
 
 ifdef CONFIG_RUST_BUILD_ASSERT_DENY
-extra-$(CONFIG_RUST) += build_error.o
+always-$(CONFIG_RUST) += build_error.o
 else
 obj-$(CONFIG_RUST) += build_error.o
 endif