From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 7C9D23254A5; Sat, 21 Mar 2026 01:40:17 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774057217; cv=none; b=qXbgKp7s7c7sAvgmnJmMm0ndLBDvhriprN+c0CZuMrlKgpvDeV7K6TN8xbneuE6RSxPHNLXMEKcTcZwrbgo2eZEksIxl3DmA5jqq4ihtNMl9nl0iRTy8Firwxer399EIlS+ZlGUeKesmEsb+EelIPga0YhwQSDR/3f/VopXHdXI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774057217; c=relaxed/simple; bh=19ICB94KK6ZwPEG1T1jHxpQAuxS3CXqfg7UE4/zhEUM=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=liIucXHRXDITAVtbe3No8PnmTESfJ0QVCUGQtutDy2z/EDBmVsQCABbhC8QJjjH1RRpw8+nCWn7KDOPzm7OYP+EbXfqXBdDBQKiMIWcjBImKdfc0E8c64v3Z3DaDTISyDt7vXE9y8U5hiUgDVeH0bRujC4NiM8QzEKp3gEE3GNA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=TvPBY02d; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="TvPBY02d" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 425F0C2BC9E; Sat, 21 Mar 2026 01:40:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1774057217; bh=19ICB94KK6ZwPEG1T1jHxpQAuxS3CXqfg7UE4/zhEUM=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=TvPBY02dRJLDS77icJ3yFjsx2dOp/oBCbU2GtxlQsIZHS01/rwvBiYNZ4NuWAeGr9 7s+FS+l1d50DZ7kLmaNn0kfFLbAb8rlJA1LnXWMyTcuUZrW9GST+LHZy6r3ARVUJLT iaggOIFB5DdJxu3RaNCDjR+GBq0DXpoX/vnaKXCsPVO1CUtiCZwV+D6zFdqM8WsnX6 T/HcjJizpDnIaSENi9mOhSQLQNl3fGfDGxrQWo+5dOoFwsboQuyQOV7ClPrhZWvIoD THbAM8kfaxi7IrTceJ8Oqur1v6KR2IldIM+srlvRywu1PVDE5TghlJS27f0pmXrtK5 P4/QVS3wexokA== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 7CCF33808200; Sat, 21 Mar 2026 01:40:08 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net] openvswitch: defer tunnel netdev_put to RCU release From: patchwork-bot+netdevbpf@kernel.org Message-Id: <177405720704.2718727.8145110435611039373.git-patchwork-notify@kernel.org> Date: Sat, 21 Mar 2026 01:40:07 +0000 References: <20260319074241.3405262-1-n05ec@lzu.edu.cn> In-Reply-To: <20260319074241.3405262-1-n05ec@lzu.edu.cn> To: Yang Yang Cc: aconole@redhat.com, echaudro@redhat.com, i.maximets@ovn.org, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, horms@kernel.org, pshelar@nicira.com, tgraf@suug.ch, netdev@vger.kernel.org, dev@openvswitch.org, linux-kernel@vger.kernel.org, yifanwucs@gmail.com, tomapufckgml@gmail.com, tanyuan98@outlook.com, bird@lzu.edu.cn Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski : On Thu, 19 Mar 2026 07:42:41 +0000 you wrote: > ovs_netdev_tunnel_destroy() may run after NETDEV_UNREGISTER already > detached the device. Dropping the netdev reference in destroy can race > with concurrent readers that still observe vport->dev. > > Do not release vport->dev in ovs_netdev_tunnel_destroy(). Instead, let > vport_netdev_free() drop the reference from the RCU callback, matching > the non-tunnel destroy path and avoiding additional synchronization > under RTNL. > > [...] Here is the summary with links: - [net] openvswitch: defer tunnel netdev_put to RCU release https://git.kernel.org/netdev/net/c/6931d21f87bc You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html