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Date:   Sat, 08 Apr 2023 12:25:18 +0000
To:     Miguel Ojeda <ojeda@kernel.org>,
        Alex Gaynor <alex.gaynor@gmail.com>,
        Wedson Almeida Filho <wedsonaf@gmail.com>,
        Boqun Feng <boqun.feng@gmail.com>, Gary Guo <gary@garyguo.net>,
        =?utf-8?Q?Bj=C3=B6rn_Roy_Baron?= <bjorn3_gh@protonmail.com>,
        Alice Ryhl <alice@ryhl.io>, Andreas Hindborg <nmi@metaspace.dk>
From:   Benno Lossin <y86-dev@protonmail.com>
Cc:     rust-for-linux@vger.kernel.org, linux-kernel@vger.kernel.org,
        patches@lists.linux.dev, Benno Lossin <y86-dev@protonmail.com>,
        Alice Ryhl <aliceryhl@google.com>,
        Andreas Hindborg <a.hindborg@samsung.com>
Subject: [PATCH v7 01/15] rust: enable the `pin_macro` feature
Message-ID: <20230408122429.1103522-2-y86-dev@protonmail.com>
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This feature enables the use of the `pin!` macro for the `stack_pin_init!`
macro. This feature is already stabilized in Rust version 1.68.

Signed-off-by: Benno Lossin <y86-dev@protonmail.com>
Reviewed-by: Alice Ryhl <aliceryhl@google.com>
Reviewed-by: Gary Guo <gary@garyguo.net>
Reviewed-by: Andreas Hindborg <a.hindborg@samsung.com>
Acked-by: Boqun Feng <boqun.feng@gmail.com>
---
 rust/kernel/lib.rs     | 1 +
 scripts/Makefile.build | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/rust/kernel/lib.rs b/rust/kernel/lib.rs
index 223564f9f0cc..4317b6d5f50b 100644
--- a/rust/kernel/lib.rs
+++ b/rust/kernel/lib.rs
@@ -17,6 +17,7 @@
 #![feature(core_ffi_c)]
 #![feature(dispatch_from_dyn)]
 #![feature(generic_associated_types)]
+#![feature(pin_macro)]
 #![feature(receiver_trait)]
 #![feature(unsize)]

diff --git a/scripts/Makefile.build b/scripts/Makefile.build
index 76323201232a..ba4102b9d94d 100644
--- a/scripts/Makefile.build
+++ b/scripts/Makefile.build
@@ -277,7 +277,7 @@ $(obj)/%.lst: $(src)/%.c FORCE
 # Compile Rust sources (.rs)
 # ------------------------------------------------------------------------=
---

-rust_allowed_features :=3D core_ffi_c
+rust_allowed_features :=3D core_ffi_c,pin_macro

 rust_common_cmd =3D \
 =09RUST_MODFILE=3D$(modfile) $(RUSTC_OR_CLIPPY) $(rust_flags) \
--
2.39.2