From: Boqun Feng <boqun.feng@gmail.com>
To: "Peter Zijlstra" <peterz@infradead.org>,
"Ingo Molnar" <mingo@kernel.org>
Cc: rust-for-linux@vger.kernel.org, linux-kernel@vger.kernel.org,
"Will Deacon" <will@kernel.org>,
"Mark Rutland" <mark.rutland@arm.com>,
"Thomas Gleixner" <tglx@linutronix.de>,
"Miguel Ojeda" <ojeda@kernel.org>, "Gary Guo" <gary@garyguo.net>,
"Alice Ryhl" <aliceryhl@google.com>,
"Andreas Hindborg" <a.hindborg@kernel.org>,
"Benno Lossin" <lossin@kernel.org>,
"Danilo Krummrich" <dakr@kernel.org>,
Boqun Feng <boqun.feng@gmail.com>
Subject: [PATCH 35/36] rust: helpers: Move #define __rust_helper out of atomic.c
Date: Sun, 11 Jan 2026 20:02:08 +0800 [thread overview]
Message-ID: <20260111120209.6133-33-boqun.feng@gmail.com> (raw)
In-Reply-To: <20260111120209.6133-1-boqun.feng@gmail.com>
From: Alice Ryhl <aliceryhl@google.com>
In order to support inline helpers [1], we need to have __rust_helper
defined for all helper files. Current we are lucky that atomic.c is the
first file in helpers.c, but this is fragile. Thus, move it to
helpers.c.
[boqun: Reword the commit message and apply file hash changes]
Link: https://lore.kernel.org/r/20260105-define-rust-helper-v2-0-51da5f454a67@google.com [1]
Signed-off-by: Alice Ryhl <aliceryhl@google.com>
Signed-off-by: Boqun Feng <boqun.feng@gmail.com>
Link: https://patch.msgid.link/20260107-move-rust_helper-define-v1-1-4109d58ef275@google.com
---
rust/helpers/atomic.c | 7 +------
rust/helpers/helpers.c | 2 ++
scripts/atomic/gen-rust-atomic-helpers.sh | 5 -----
3 files changed, 3 insertions(+), 11 deletions(-)
diff --git a/rust/helpers/atomic.c b/rust/helpers/atomic.c
index cf06b7ef9a1c..4b24eceef5fc 100644
--- a/rust/helpers/atomic.c
+++ b/rust/helpers/atomic.c
@@ -11,11 +11,6 @@
#include <linux/atomic.h>
-// TODO: Remove this after INLINE_HELPERS support is added.
-#ifndef __rust_helper
-#define __rust_helper
-#endif
-
__rust_helper int
rust_helper_atomic_read(const atomic_t *v)
{
@@ -1037,4 +1032,4 @@ rust_helper_atomic64_dec_if_positive(atomic64_t *v)
}
#endif /* _RUST_ATOMIC_API_H */
-// 615a0e0c98b5973a47fe4fa65e92935051ca00ed
+// e4edb6174dd42a265284958f00a7cea7ddb464b1
diff --git a/rust/helpers/helpers.c b/rust/helpers/helpers.c
index 15d75578f459..a3c42e51f00a 100644
--- a/rust/helpers/helpers.c
+++ b/rust/helpers/helpers.c
@@ -7,6 +7,8 @@
* Sorted alphabetically.
*/
+#define __rust_helper
+
#include "atomic.c"
#include "atomic_ext.c"
#include "auxiliary.c"
diff --git a/scripts/atomic/gen-rust-atomic-helpers.sh b/scripts/atomic/gen-rust-atomic-helpers.sh
index 45b1e100ed7c..a3732153af29 100755
--- a/scripts/atomic/gen-rust-atomic-helpers.sh
+++ b/scripts/atomic/gen-rust-atomic-helpers.sh
@@ -47,11 +47,6 @@ cat << EOF
#include <linux/atomic.h>
-// TODO: Remove this after INLINE_HELPERS support is added.
-#ifndef __rust_helper
-#define __rust_helper
-#endif
-
EOF
grep '^[a-z]' "$1" | while read name meta args; do
--
2.51.0
next prev parent reply other threads:[~2026-01-11 12:03 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-11 11:57 [GIT PULL][PATCH 00/36] Rust synchronization changes for v7.0 Boqun Feng
2026-01-11 11:57 ` [PATCH 01/36] rust: sync: Refactor static_lock_class!() macro Boqun Feng
2026-01-11 11:57 ` [PATCH 02/36] rust: sync: Clean up LockClassKey and its docs Boqun Feng
2026-01-11 12:01 ` [PATCH 03/36] rust: sync: set_once: Implement Send and Sync Boqun Feng
2026-01-11 12:01 ` [PATCH 04/36] rust: sync: Implement Unpin for ARef Boqun Feng
2026-01-11 12:01 ` [PATCH 05/36] rust: helpers: Add i8/i16 atomic_read_acquire/atomic_set_release helpers Boqun Feng
2026-01-11 12:01 ` [PATCH 06/36] rust: helpers: Add i8/i16 relaxed atomic helpers Boqun Feng
2026-01-11 12:01 ` [PATCH 07/36] rust: helpers: Add i8/i16 atomic xchg helpers Boqun Feng
2026-01-11 12:01 ` [PATCH 08/36] rust: helpers: Add i8/i16 atomic xchg_acquire helpers Boqun Feng
2026-01-11 12:01 ` [PATCH 09/36] rust: helpers: Add i8/i16 atomic xchg_release helpers Boqun Feng
2026-01-11 12:01 ` [PATCH 10/36] rust: helpers: Add i8/i16 atomic xchg_relaxed helpers Boqun Feng
2026-01-11 12:01 ` [PATCH 11/36] rust: helpers: Add i8/i16 atomic try_cmpxchg helpers Boqun Feng
2026-01-11 12:01 ` [PATCH 12/36] rust: helpers: Add i8/i16 atomic try_cmpxchg_acquire helpers Boqun Feng
2026-01-11 12:01 ` [PATCH 13/36] rust: helpers: Add i8/i16 atomic try_cmpxchg_release helpers Boqun Feng
2026-01-11 12:01 ` [PATCH 14/36] rust: helpers: Add i8/i16 atomic try_cmpxchg_relaxed helpers Boqun Feng
2026-01-11 12:01 ` [PATCH 15/36] rust: sync: atomic: Prepare AtomicOps macros for i8/i16 support Boqun Feng
2026-01-11 12:01 ` [PATCH 16/36] arch: um/x86: Select ARCH_SUPPORTS_ATOMIC_RMW for UML_X86 Boqun Feng
2026-01-11 12:01 ` [PATCH 17/36] rust: sync: atomic: Add i8/i16 load and store support Boqun Feng
2026-01-11 12:01 ` [PATCH 18/36] rust: sync: atomic: Add store_release/load_acquire tests Boqun Feng
2026-01-11 12:01 ` [PATCH 19/36] rust: sync: atomic: Add i8/i16 xchg and cmpxchg support Boqun Feng
2026-01-11 12:01 ` [PATCH 20/36] rust: sync: atomic: Add atomic bool support via i8 representation Boqun Feng
2026-01-11 12:01 ` [PATCH 21/36] rust: sync: atomic: Add atomic bool tests Boqun Feng
2026-01-11 12:01 ` [PATCH 22/36] rust: list: Switch to kernel::sync atomic primitives Boqun Feng
2026-01-11 12:01 ` [PATCH 23/36] rust_binder: " Boqun Feng
2026-01-11 12:01 ` [PATCH 24/36] rust: barrier: Add __rust_helper to helpers Boqun Feng
2026-01-11 12:01 ` [PATCH 25/36] rust: blk: " Boqun Feng
2026-01-11 12:01 ` [PATCH 26/36] rust: completion: " Boqun Feng
2026-01-11 12:02 ` [PATCH 27/36] rust: cpu: " Boqun Feng
2026-01-11 12:02 ` [PATCH 28/36] rust: processor: " Boqun Feng
2026-01-11 12:02 ` [PATCH 29/36] rust: rcu: " Boqun Feng
2026-01-11 12:02 ` [PATCH 30/36] rust: refcount: " Boqun Feng
2026-01-11 12:02 ` [PATCH 31/36] rust: sync: " Boqun Feng
2026-01-11 12:02 ` [PATCH 32/36] rust: task: " Boqun Feng
2026-01-11 12:02 ` [PATCH 33/36] rust: time: " Boqun Feng
2026-01-11 12:02 ` [PATCH 34/36] rust: wait: " Boqun Feng
2026-01-11 12:02 ` Boqun Feng [this message]
2026-01-11 12:02 ` [PATCH 36/36] rust: sync: Inline various lock related methods Boqun Feng
2026-01-13 10:10 ` [GIT PULL][PATCH 00/36] Rust synchronization changes for v7.0 Boqun Feng
2026-01-13 10:43 ` Peter Zijlstra
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