[PATCH v2 01/27] rust: barrier: add __rust_helper to helpers

From: Alice Ryhl
Date: Mon Jan 05 2026 - 07:46:40 EST


This is needed to inline these helpers into Rust code.

Reviewed-by: Boqun Feng <boqun.feng@xxxxxxxxx>
Reviewed-by: Gary Guo <gary@xxxxxxxxxxx>
Signed-off-by: Alice Ryhl <aliceryhl@xxxxxxxxxx>
---
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Boqun Feng <boqun.feng@xxxxxxxxx>
Cc: Elle Rhumsaa <elle@xxxxxxxxxxxxxxxxxxx>
---
rust/helpers/barrier.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/rust/helpers/barrier.c b/rust/helpers/barrier.c
index cdf28ce8e5116728c97e24893cf12ef41578d3ac..fed8853745c83639c32f79335e40b9494db11e98 100644
--- a/rust/helpers/barrier.c
+++ b/rust/helpers/barrier.c
@@ -2,17 +2,17 @@

#include <asm/barrier.h>

-void rust_helper_smp_mb(void)
+__rust_helper void rust_helper_smp_mb(void)
{
smp_mb();
}

-void rust_helper_smp_wmb(void)
+__rust_helper void rust_helper_smp_wmb(void)
{
smp_wmb();
}

-void rust_helper_smp_rmb(void)
+__rust_helper void rust_helper_smp_rmb(void)
{
smp_rmb();
}

--
2.52.0.351.gbe84eed79e-goog