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[103.168.172.201]) by smtp.gmail.com with ESMTPSA id af79cd13be357-8c37f51c05csm1279702885a.30.2026.01.11.04.03.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 11 Jan 2026 04:03:35 -0800 (PST) Received: from phl-compute-05.internal (phl-compute-05.internal [10.202.2.45]) by mailfauth.phl.internal (Postfix) with ESMTP id 949C4F40068; Sun, 11 Jan 2026 07:03:34 -0500 (EST) Received: from phl-frontend-03 ([10.202.2.162]) by phl-compute-05.internal (MEProxy); Sun, 11 Jan 2026 07:03:34 -0500 X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgeefgedrtddtgdduudeghedvucetufdoteggodetrf dotffvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfurfetoffkrfgpnffqhgenuceu rghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmnecujf gurhephffvvefufffkofgjfhgggfestdekredtredttdenucfhrhhomhepuehoqhhunhcu hfgvnhhguceosghoqhhunhdrfhgvnhhgsehgmhgrihhlrdgtohhmqeenucggtffrrghtth gvrhhnpedvveekvddtffelffelfedvudefffeuheejgeeivedufffgledvgeduveffueeh leenucffohhmrghinhepmhhsghhiugdrlhhinhhknecuvehluhhsthgvrhfuihiivgepfe enucfrrghrrghmpehmrghilhhfrhhomhepsghoqhhunhdomhgvshhmthhprghuthhhphgv rhhsohhnrghlihhthidqieelvdeghedtieegqddujeejkeehheehvddqsghoqhhunhdrfh gvnhhgpeepghhmrghilhdrtghomhesfhhigihmvgdrnhgrmhgvpdhnsggprhgtphhtthho pedugedpmhhouggvpehsmhhtphhouhhtpdhrtghpthhtohepphgvthgvrhiisehinhhfrh gruggvrggurdhorhhgpdhrtghpthhtohepmhhinhhgoheskhgvrhhnvghlrdhorhhgpdhr tghpthhtoheprhhushhtqdhfohhrqdhlihhnuhigsehvghgvrhdrkhgvrhhnvghlrdhorh hgpdhrtghpthhtoheplhhinhhugidqkhgvrhhnvghlsehvghgvrhdrkhgvrhhnvghlrdho rhhgpdhrtghpthhtohepfihilhhlsehkvghrnhgvlhdrohhrghdprhgtphhtthhopehmrg hrkhdrrhhuthhlrghnugesrghrmhdrtghomhdprhgtphhtthhopehtghhlgieslhhinhhu thhrohhnihigrdguvgdprhgtphhtthhopehojhgvuggrsehkvghrnhgvlhdrohhrghdprh gtphhtthhopehgrghrhiesghgrrhihghhuohdrnhgvth X-ME-Proxy: Feedback-ID: iad51458e:Fastmail Received: by mail.messagingengine.com (Postfix) with ESMTPA; Sun, 11 Jan 2026 07:03:34 -0500 (EST) From: Boqun Feng To: "Peter Zijlstra" , "Ingo Molnar" Cc: rust-for-linux@vger.kernel.org, linux-kernel@vger.kernel.org, "Will Deacon" , "Mark Rutland" , "Thomas Gleixner" , "Miguel Ojeda" , "Gary Guo" , "Alice Ryhl" , "Andreas Hindborg" , "Benno Lossin" , "Danilo Krummrich" , Boqun Feng Subject: [PATCH 31/36] rust: sync: Add __rust_helper to helpers Date: Sun, 11 Jan 2026 20:02:04 +0800 Message-ID: <20260111120209.6133-29-boqun.feng@gmail.com> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260111120209.6133-1-boqun.feng@gmail.com> References: <20260111115808.5702-1-boqun.feng@gmail.com> <20260111120209.6133-1-boqun.feng@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Alice Ryhl This is needed to inline these helpers into Rust code. Reviewed-by: Boqun Feng Reviewed-by: Gary Guo Signed-off-by: Alice Ryhl Signed-off-by: Boqun Feng Link: https://patch.msgid.link/20260105-define-rust-helper-v2-20-51da5f454a67@google.com --- rust/helpers/mutex.c | 13 +++++++------ rust/helpers/spinlock.c | 13 +++++++------ rust/helpers/sync.c | 4 ++-- 3 files changed, 16 insertions(+), 14 deletions(-) diff --git a/rust/helpers/mutex.c b/rust/helpers/mutex.c index e487819125f0..1b07d6e64299 100644 --- a/rust/helpers/mutex.c +++ b/rust/helpers/mutex.c @@ -2,28 +2,29 @@ #include -void rust_helper_mutex_lock(struct mutex *lock) +__rust_helper void rust_helper_mutex_lock(struct mutex *lock) { mutex_lock(lock); } -int rust_helper_mutex_trylock(struct mutex *lock) +__rust_helper int rust_helper_mutex_trylock(struct mutex *lock) { return mutex_trylock(lock); } -void rust_helper___mutex_init(struct mutex *mutex, const char *name, - struct lock_class_key *key) +__rust_helper void rust_helper___mutex_init(struct mutex *mutex, + const char *name, + struct lock_class_key *key) { __mutex_init(mutex, name, key); } -void rust_helper_mutex_assert_is_held(struct mutex *mutex) +__rust_helper void rust_helper_mutex_assert_is_held(struct mutex *mutex) { lockdep_assert_held(mutex); } -void rust_helper_mutex_destroy(struct mutex *lock) +__rust_helper void rust_helper_mutex_destroy(struct mutex *lock) { mutex_destroy(lock); } diff --git a/rust/helpers/spinlock.c b/rust/helpers/spinlock.c index 42c4bf01a23e..4d13062cf253 100644 --- a/rust/helpers/spinlock.c +++ b/rust/helpers/spinlock.c @@ -2,8 +2,9 @@ #include -void rust_helper___spin_lock_init(spinlock_t *lock, const char *name, - struct lock_class_key *key) +__rust_helper void rust_helper___spin_lock_init(spinlock_t *lock, + const char *name, + struct lock_class_key *key) { #ifdef CONFIG_DEBUG_SPINLOCK # if defined(CONFIG_PREEMPT_RT) @@ -16,22 +17,22 @@ void rust_helper___spin_lock_init(spinlock_t *lock, const char *name, #endif /* CONFIG_DEBUG_SPINLOCK */ } -void rust_helper_spin_lock(spinlock_t *lock) +__rust_helper void rust_helper_spin_lock(spinlock_t *lock) { spin_lock(lock); } -void rust_helper_spin_unlock(spinlock_t *lock) +__rust_helper void rust_helper_spin_unlock(spinlock_t *lock) { spin_unlock(lock); } -int rust_helper_spin_trylock(spinlock_t *lock) +__rust_helper int rust_helper_spin_trylock(spinlock_t *lock) { return spin_trylock(lock); } -void rust_helper_spin_assert_is_held(spinlock_t *lock) +__rust_helper void rust_helper_spin_assert_is_held(spinlock_t *lock) { lockdep_assert_held(lock); } diff --git a/rust/helpers/sync.c b/rust/helpers/sync.c index ff7e68b48810..82d6aff73b04 100644 --- a/rust/helpers/sync.c +++ b/rust/helpers/sync.c @@ -2,12 +2,12 @@ #include -void rust_helper_lockdep_register_key(struct lock_class_key *k) +__rust_helper void rust_helper_lockdep_register_key(struct lock_class_key *k) { lockdep_register_key(k); } -void rust_helper_lockdep_unregister_key(struct lock_class_key *k) +__rust_helper void rust_helper_lockdep_unregister_key(struct lock_class_key *k) { lockdep_unregister_key(k); } -- 2.51.0