From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-106113.protonmail.ch (mail-106113.protonmail.ch [79.135.106.113]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id BECD343E4BE; Wed, 27 May 2026 17:41:32 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=79.135.106.113 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779903696; cv=none; b=fsPZa0PeWQqJAk0wPK55PR5r6O8Xj1N/hHsP0b4LcP0u84RKK+oGgvTRPHXSQTdtVoBc/VSq0YLOgK8KT99ErdxNBbnlkSn4Fv+/z7hWCKp10cNdursFOfe9GganRDNyUWAhnu8MaQNw2QjeQIm07SqA5a1TQ5h3HCJy4UbQx74= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779903696; c=relaxed/simple; bh=I2i3uzJwOMoBCVBbB1VcYmfDP4IyfkcCqKPPG2CKhu8=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=GMZ7g7nV9uHoYjt2ccDZ3eqgnfMdlJDUxdJ6VDpPux2SaFka1MeN+KR0gV3QxKPKazRMwQg39lM1UTW8gPBuoj6l1gl5lyP0rrGvZgolkFH9sshbkpJR70LTrvdkIwHYpssEkm/j8dQpYVWw3D7AqabAX7pZqW5mCy+uzdKenHg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=onurozkan.dev; spf=pass smtp.mailfrom=onurozkan.dev; dkim=pass (2048-bit key) header.d=onurozkan.dev header.i=@onurozkan.dev header.b=O0eV1D8B; arc=none smtp.client-ip=79.135.106.113 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=onurozkan.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=onurozkan.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=onurozkan.dev header.i=@onurozkan.dev header.b="O0eV1D8B" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=onurozkan.dev; s=protonmail; t=1779903690; x=1780162890; bh=SyYfA8fMKv0cZigbZYxNO7h2rJuUY7s0jyURAudjKKk=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References:From:To: Cc:Date:Subject:Reply-To:Feedback-ID:Message-ID:BIMI-Selector; b=O0eV1D8BMJ3rVl8Xg3dS8JV8s7gRkVCuMMT0uGZkdPTtTMmRp3ggLtN7GhPbxprZw 2ZdOqQKV9ab3o9TLabByASBiXdij2fEthUWE2bgwI9UqRhabruuAUI432NYazMxz5/ uKzydPj8rb0sBA5V0u/lC9vGWawe6wNcyFB5lGqs3M+aqjeXWGwNNtonhF0Dt4tg/k IkLBY1jRhz11RJwXRwhUgcSDGVXhFDEZ7NsKKkixq7DoVAO7d0xIcCU5bYdJ6TzxLe jX442E4qgtMpnW+WP3g7m5Ws6St5Y+gH6f7+27xJHqsLUgxfe7b5lxewFQLk2Q9GeP dGWBhXtJUom6Q== X-Pm-Submission-Id: 4gQcP128nlz1DF70 From: =?UTF-8?q?Onur=20=C3=96zkan?= To: rcu@vger.kernel.org, rust-for-linux@vger.kernel.org, linux-kernel@vger.kernel.org Cc: ojeda@kernel.org, boqun@kernel.org, gary@garyguo.net, bjorn3_gh@protonmail.com, lossin@kernel.org, a.hindborg@kernel.org, aliceryhl@google.com, tmgross@umich.edu, dakr@kernel.org, peterz@infradead.org, fujita.tomonori@gmail.com, tamird@kernel.org, jiangshanlai@gmail.com, paulmck@kernel.org, josh@joshtriplett.org, rostedt@goodmis.org, mathieu.desnoyers@efficios.com, =?UTF-8?q?Onur=20=C3=96zkan?= Subject: [PATCH v5 1/4] rust: helpers: add SRCU helpers Date: Wed, 27 May 2026 20:40:42 +0300 Message-ID: <20260527174120.510447-2-work@onurozkan.dev> X-Mailer: git-send-email 2.51.2 In-Reply-To: <20260527174120.510447-1-work@onurozkan.dev> References: <20260527174120.510447-1-work@onurozkan.dev> Precedence: bulk X-Mailing-List: rust-for-linux@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add helper wrappers for SRCU functions that are exposed to Rust through generated bindings. Signed-off-by: Onur Özkan --- rust/helpers/helpers.c | 1 + rust/helpers/srcu.c | 34 ++++++++++++++++++++++++++++++++++ 2 files changed, 35 insertions(+) create mode 100644 rust/helpers/srcu.c diff --git a/rust/helpers/helpers.c b/rust/helpers/helpers.c index 625921e27dfb..f3562d3b3888 100644 --- a/rust/helpers/helpers.c +++ b/rust/helpers/helpers.c @@ -88,6 +88,7 @@ #include "signal.c" #include "slab.c" #include "spinlock.c" +#include "srcu.c" #include "sync.c" #include "task.c" #include "time.c" diff --git a/rust/helpers/srcu.c b/rust/helpers/srcu.c new file mode 100644 index 000000000000..79dd24a104ef --- /dev/null +++ b/rust/helpers/srcu.c @@ -0,0 +1,34 @@ +// SPDX-License-Identifier: GPL-2.0 + +#include + +__rust_helper int rust_helper_init_srcu_struct_with_key(struct srcu_struct *ssp, + const char *name, + struct lock_class_key *key) +{ +#ifdef CONFIG_DEBUG_LOCK_ALLOC + return __init_srcu_struct(ssp, name, key); +#else /* !CONFIG_DEBUG_LOCK_ALLOC */ + return init_srcu_struct(ssp); +#endif /* CONFIG_DEBUG_LOCK_ALLOC */ +} + +__rust_helper int rust_helper_srcu_read_lock(struct srcu_struct *ssp) +{ + return srcu_read_lock(ssp); +} + +__rust_helper void rust_helper_srcu_read_unlock(struct srcu_struct *ssp, int idx) +{ + srcu_read_unlock(ssp, idx); +} + +__rust_helper void rust_helper_srcu_barrier(struct srcu_struct *ssp) +{ + srcu_barrier(ssp); +} + +__rust_helper void rust_helper_synchronize_srcu_expedited(struct srcu_struct *ssp) +{ + synchronize_srcu_expedited(ssp); +} -- 2.51.2