linux-kernel - [tip: locking/core] rust: rcu: Add __rust

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Message-ID: <176830138216.510.9212112343351002380.tip-bot2@tip-bot2>
Date: Tue, 13 Jan 2026 10:49:42 -0000
From: "tip-bot2 for Alice Ryhl" <tip-bot2@...utronix.de>
To: linux-tip-commits@...r.kernel.org
Cc: Boqun Feng <boqun.feng@...il.com>, Gary Guo <gary@...yguo.net>,
 Alice Ryhl <aliceryhl@...gle.com>,
 "Joel Fernandes (NVIDIA)" <joel@...lfernandes.org>, x86@...nel.org,
 linux-kernel@...r.kernel.org
Subject: [tip: locking/core] rust: rcu: Add __rust_helper to helpers

The following commit has been merged into the locking/core branch of tip:

Commit-ID:     5e03edaed373f41e7a3c8617e01891eb680d62aa
Gitweb:        https://git.kernel.org/tip/5e03edaed373f41e7a3c8617e01891eb680d62aa
Author:        Alice Ryhl <aliceryhl@...gle.com>
AuthorDate:    Mon, 05 Jan 2026 12:42:29 
Committer:     Boqun Feng <boqun.feng@...il.com>
CommitterDate: Fri, 09 Jan 2026 19:01:42 +08:00

rust: rcu: Add __rust_helper to helpers

This is needed to inline these helpers into Rust code.

Reviewed-by: Boqun Feng <boqun.feng@...il.com>
Reviewed-by: Gary Guo <gary@...yguo.net>
Signed-off-by: Alice Ryhl <aliceryhl@...gle.com>
Reviewed-by: Joel Fernandes (NVIDIA) <joel@...lfernandes.org>
Signed-off-by: Boqun Feng <boqun.feng@...il.com>
Link: https://patch.msgid.link/20260105-define-rust-helper-v2-16-51da5f454a67@google.com
---
 rust/helpers/rcu.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/rust/helpers/rcu.c b/rust/helpers/rcu.c
index f1cec65..481274c 100644
--- a/rust/helpers/rcu.c
+++ b/rust/helpers/rcu.c
@@ -2,12 +2,12 @@
 
 #include <linux/rcupdate.h>
 
-void rust_helper_rcu_read_lock(void)
+__rust_helper void rust_helper_rcu_read_lock(void)
 {
 	rcu_read_lock();
 }
 
-void rust_helper_rcu_read_unlock(void)
+__rust_helper void rust_helper_rcu_read_unlock(void)
 {
 	rcu_read_unlock();
 }