From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) (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 E926E218AC3 for ; Tue, 27 May 2025 22:23:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.133.124 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748384626; cv=none; b=nU/AkgY+NJozUFvGC0xpDOHh+VRbVGHzIk6hEDWf82yc9jRG17oPacB9jTxZ9chmstVah2wLV+0oMGtI/lc9wzPxwoWc/XUP2pIgpvQiPpD5no4b7mrYaAmu2FVfnmjMuMLHPrrWzLFDe4UzYV11u2JkWnWWxI/nkYB7jJ4hi+c= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748384626; c=relaxed/simple; bh=K3f/Ch1Couu5LNaqpSCdAgoZ/LY5pt6YLuj7P4argIo=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=uN4vtFhocMnpVIJ8YkcCo2ionGCiGNE694VDBGUwCSmh+AkxdO3h+2X8uAnTJfI1EoI6J85TWJa0Vr6CIFJSk24z/WNNR2qjFKRAMukGELF7LiMsOo1PYZltZH6bJG8jiibCrCNWmkxDPCIoNy8/Swqa9qG370salq+HJxxS/xs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com; spf=pass smtp.mailfrom=redhat.com; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b=IoIUfaQN; arc=none smtp.client-ip=170.10.133.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="IoIUfaQN" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1748384624; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=k03BW5qAYRVw2eHI73IwqIEj48PZjRj/Cpc91vy3rNU=; b=IoIUfaQN06GxrC2LSdQPYUCP4xiRPk9lzDKiVjwtMgNtHxX7HnWhymWA8CfeUZTJg3XaWj hsiM4yZxyWtWPhIU8qgWpxNrSyRSoMYEovC4l3WYILAmEC33pSKSwyWzU8WIPP0SCIHkOV FniSJ1nTs67ydrfZbfAGOKlZY3aTq9M= Received: from mx-prod-mc-08.mail-002.prod.us-west-2.aws.redhat.com (ec2-35-165-154-97.us-west-2.compute.amazonaws.com [35.165.154.97]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-618-2__u91S6Oym-tngleTRM8Q-1; Tue, 27 May 2025 18:23:40 -0400 X-MC-Unique: 2__u91S6Oym-tngleTRM8Q-1 X-Mimecast-MFC-AGG-ID: 2__u91S6Oym-tngleTRM8Q_1748384618 Received: from mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.12]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-08.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id F35AF180036D; Tue, 27 May 2025 22:23:37 +0000 (UTC) Received: from chopper.redhat.com (unknown [10.22.88.105]) by mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 6642319560AB; Tue, 27 May 2025 22:23:34 +0000 (UTC) From: Lyude Paul To: rust-for-linux@vger.kernel.org, Thomas Gleixner , Boqun Feng , linux-kernel@vger.kernel.org, Daniel Almeida Cc: Peter Zijlstra , Ingo Molnar , Will Deacon , Waiman Long , Miguel Ojeda , Alex Gaynor , Gary Guo , =?UTF-8?q?Bj=C3=B6rn=20Roy=20Baron?= , Benno Lossin , Andreas Hindborg , Alice Ryhl , Trevor Gross , Danilo Krummrich Subject: [RFC RESEND v10 05/14] rust: helper: Add spin_{un,}lock_irq_{enable,disable}() helpers Date: Tue, 27 May 2025 18:21:46 -0400 Message-ID: <20250527222254.565881-6-lyude@redhat.com> In-Reply-To: <20250527222254.565881-1-lyude@redhat.com> References: <20250527222254.565881-1-lyude@redhat.com> Precedence: bulk X-Mailing-List: rust-for-linux@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 3.0 on 10.30.177.12 From: Boqun Feng spin_lock_irq_disable() and spin_unlock_irq_enable() are inline functions, to use them in Rust, helpers are introduced. This is for interrupt disabling lock abstraction in Rust. Signed-off-by: Boqun Feng Signed-off-by: Lyude Paul --- rust/helpers/spinlock.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/rust/helpers/spinlock.c b/rust/helpers/spinlock.c index 42c4bf01a23e4..d4e61057c2a7a 100644 --- a/rust/helpers/spinlock.c +++ b/rust/helpers/spinlock.c @@ -35,3 +35,18 @@ void rust_helper_spin_assert_is_held(spinlock_t *lock) { lockdep_assert_held(lock); } + +void rust_helper_spin_lock_irq_disable(spinlock_t *lock) +{ + spin_lock_irq_disable(lock); +} + +void rust_helper_spin_unlock_irq_enable(spinlock_t *lock) +{ + spin_unlock_irq_enable(lock); +} + +int rust_helper_spin_trylock_irq_disable(spinlock_t *lock) +{ + return spin_trylock_irq_disable(lock); +} -- 2.49.0