From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id C394BC61DD3 for ; Tue, 1 Sep 2026 14:46:02 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 06C1510ED1F; Tue, 1 Sep 2026 14:46:02 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.b="CWdx8qAt"; dkim-atps=neutral Received: from sea.source.kernel.org (sea.source.kernel.org [172.234.252.31]) by gabe.freedesktop.org (Postfix) with ESMTPS id 33BEE10ED1F; Tue, 1 Sep 2026 14:46:01 +0000 (UTC) Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by sea.source.kernel.org (Postfix) with ESMTP id EACDC417CB; Tue, 1 Sep 2026 14:46:00 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 958E11F000E9; Tue, 1 Sep 2026 14:45:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1788273960; bh=Rg41YJ2nUOvWEs6t32nKYpxXPPh9axGRgKO3wyA/ZR4=; h=Date:Subject:To:Cc:References:From:In-Reply-To; b=CWdx8qAtwzJhZbKule/ym3WqnzXSgCSwIIP0F2bWcHJctnhgFsci/iB0FaP0wch8x RGGz2osnsh3b0KhhtVMOz4U9OdXaKuZTynnF+Fn9VpklEW+FWuQs4wU4OfIBa/DWMQ 5fQJG9GP0sejfdGdjk9thlqylxFXca6B+L13D9JfNmywzUCz2LLz6ow45rGRXo19Ia 0YtLE+ZgKeRc6MXmcqdauxdfkNfUOGvIvITNg83H9GoblEiCI0EXZp+pjIjfxJ4m93 0NxsDtzUvMQfsRC+O3g+lBxNDhRq+tlEO85sNfqcDbcpY85fDU5Yr0jqRqJ7W+kwFF ZJQuzrTZyGH2g== Message-ID: Date: Tue, 1 Sep 2026 16:45:56 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 1/2] gpu: nova-core: fix barrier usage in CPU->GSP messaging path To: Gary Guo Cc: Eliot Courtney , Alice Ryhl , Alexandre Courbot , David Airlie , Simona Vetter , nova-gpu@lists.linux.dev, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, dri-devel References: <20260819-rust-barrier-v3-0-d5b7bd7e6624@garyguo.net> <20260819-rust-barrier-v3-1-d5b7bd7e6624@garyguo.net> From: Danilo Krummrich Content-Language: en-US In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" On 9/1/26 1:43 PM, Gary Guo wrote: > So unless there's an objection, I'll take the second approach by moving barrrier > to pointer accessors/updaters and mark these methods to have acq/rel semantics. Much in favor of that. Thanks, Danilo