linux-kernel - [PATCH v2 3/3] rust: cpumask: add __rust

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Message-ID: <20251217135131.153557-4-aliceryhl@google.com>
Date: Wed, 17 Dec 2025 13:51:31 +0000
From: Alice Ryhl <aliceryhl@...gle.com>
To: Yury Norov <yury.norov@...il.com>
Cc: rust-for-linux@...r.kernel.org, linux-kernel@...r.kernel.org, 
	Alice Ryhl <aliceryhl@...gle.com>, Boqun Feng <boqun.feng@...il.com>, Gary Guo <gary@...yguo.net>
Subject: [PATCH v2 3/3] rust: cpumask: 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>
---
 rust/helpers/cpumask.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/rust/helpers/cpumask.c b/rust/helpers/cpumask.c
index eb10598a0242..5deced5b975e 100644
--- a/rust/helpers/cpumask.c
+++ b/rust/helpers/cpumask.c
@@ -2,67 +2,80 @@
 
 #include <linux/cpumask.h>
 
+__rust_helper
 void rust_helper_cpumask_set_cpu(unsigned int cpu, struct cpumask *dstp)
 {
 	cpumask_set_cpu(cpu, dstp);
 }
 
+__rust_helper
 void rust_helper___cpumask_set_cpu(unsigned int cpu, struct cpumask *dstp)
 {
 	__cpumask_set_cpu(cpu, dstp);
 }
 
+__rust_helper
 void rust_helper_cpumask_clear_cpu(int cpu, struct cpumask *dstp)
 {
 	cpumask_clear_cpu(cpu, dstp);
 }
 
+__rust_helper
 void rust_helper___cpumask_clear_cpu(int cpu, struct cpumask *dstp)
 {
 	__cpumask_clear_cpu(cpu, dstp);
 }
 
+__rust_helper
 bool rust_helper_cpumask_test_cpu(int cpu, struct cpumask *srcp)
 {
 	return cpumask_test_cpu(cpu, srcp);
 }
 
+__rust_helper
 void rust_helper_cpumask_setall(struct cpumask *dstp)
 {
 	cpumask_setall(dstp);
 }
 
+__rust_helper
 bool rust_helper_cpumask_empty(struct cpumask *srcp)
 {
 	return cpumask_empty(srcp);
 }
 
+__rust_helper
 bool rust_helper_cpumask_full(struct cpumask *srcp)
 {
 	return cpumask_full(srcp);
 }
 
+__rust_helper
 unsigned int rust_helper_cpumask_weight(struct cpumask *srcp)
 {
 	return cpumask_weight(srcp);
 }
 
+__rust_helper
 void rust_helper_cpumask_copy(struct cpumask *dstp, const struct cpumask *srcp)
 {
 	cpumask_copy(dstp, srcp);
 }
 
+__rust_helper
 bool rust_helper_alloc_cpumask_var(cpumask_var_t *mask, gfp_t flags)
 {
 	return alloc_cpumask_var(mask, flags);
 }
 
+__rust_helper
 bool rust_helper_zalloc_cpumask_var(cpumask_var_t *mask, gfp_t flags)
 {
 	return zalloc_cpumask_var(mask, flags);
 }
 
 #ifndef CONFIG_CPUMASK_OFFSTACK
+__rust_helper
 void rust_helper_free_cpumask_var(cpumask_var_t mask)
 {
 	free_cpumask_var(mask);
-- 
2.52.0.305.g3fc767764a-goog