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 lists.gnu.org (lists.gnu.org [209.51.188.17]) (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 16ACDCCD185 for ; Mon, 13 Oct 2025 07:31:19 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1v8D0J-0002Wt-Md; Mon, 13 Oct 2025 03:29:59 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1v8D0I-0002We-Gi; Mon, 13 Oct 2025 03:29:58 -0400 Received: from mgamail.intel.com ([198.175.65.15]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1v8D07-0006Mm-E6; Mon, 13 Oct 2025 03:29:58 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1760340588; x=1791876588; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=duKsoeMc9BrJ7V+LRwtnFy8daBHA/fhFKBIXtC62Ycs=; b=PjcSUiohzlO1ESPWIUgXXlwNGVua4o1jZm+l7E6McNYI/u6q2k0+sKHx 0pyL2YsGxUbPWyKzsf1bGR6MQUYIH9kGVEc9yOXYj6uqB2FY1b7dyvren JBCDYHPunkaLLNq0giicXqTgAMQbgnMBwzXioh7XWBc9ss8x+ULIUARD2 bH0+en2WUBJByjjzoPAL8rYJO/DU6qiaizApS/cdjnkDeR21nMN0tbyjd SI0q7xSMJicBjnQD5vHCv9is1Lwq/7VMGd2PQdpXDrULxtWf96+eqRZru EvT+FZ5+Vi7X6z1Ou5ncd3khMkYkQLMj5KTCuYNGhqwrpJb7g1DK3KAfa g==; X-CSE-ConnectionGUID: Tvt95e6gQv+Ttc3th/odFg== X-CSE-MsgGUID: vIHS3VI2Qxiv4o5R8ISflw== X-IronPort-AV: E=McAfee;i="6800,10657,11580"; a="66128627" X-IronPort-AV: E=Sophos;i="6.19,224,1754982000"; d="scan'208";a="66128627" Received: from fmviesa004.fm.intel.com ([10.60.135.144]) by orvoesa107.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 13 Oct 2025 00:29:42 -0700 X-CSE-ConnectionGUID: uNXuHw0yTbuzpukauWfU1g== X-CSE-MsgGUID: 6a80yIQwQcuWO8i3TcARLg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.19,224,1754982000"; d="scan'208";a="186817572" Received: from liuzhao-optiplex-7080.sh.intel.com (HELO localhost) ([10.239.160.39]) by fmviesa004.fm.intel.com with ESMTP; 13 Oct 2025 00:29:40 -0700 Date: Mon, 13 Oct 2025 15:51:44 +0800 From: Zhao Liu To: Paolo Bonzini Cc: qemu-devel@nongnu.org, qemu-rust@nongnu.org, armbru@redhat.com, marcandre.lureau@redhat.com Subject: Re: [PATCH 01/14] qobject: make refcount atomic Message-ID: References: <20251001075005.1041833-1-pbonzini@redhat.com> <20251001080051.1043944-2-pbonzini@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20251001080051.1043944-2-pbonzini@redhat.com> Received-SPF: pass client-ip=198.175.65.15; envelope-from=zhao1.liu@intel.com; helo=mgamail.intel.com X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org On Wed, Oct 01, 2025 at 10:00:38AM +0200, Paolo Bonzini wrote: > Date: Wed, 1 Oct 2025 10:00:38 +0200 > From: Paolo Bonzini > Subject: [PATCH 01/14] qobject: make refcount atomic > X-Mailer: git-send-email 2.51.0 > > The Rust bindings for QObject will only share a complete > object and treat it as immutable from that point on. With > that constraint, it is trivial to make QObjects thread-safe > just by making reference count operations atomic. Do the > same when the C code adds or removes references. > > Signed-off-by: Paolo Bonzini > --- > include/qobject/qobject.h | 5 +++-- > 1 file changed, 3 insertions(+), 2 deletions(-) Reviewed-by: Zhao Liu