From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 17AF03B8111; Thu, 17 Sep 2026 08:29:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789633796; cv=none; b=f2xHLZSSlkxgXRXluMJc7X+PPp7yg/PTCHyNOyUdxnHDXbU/kJ6zS3PdBUW56HbOW3ZtB5ayNqCQYRMZ9eBOhfIEW/WZKVUQhn0kZhIv8uGA6wG9qwJYEI48meSBOq/Feb56wu0ZIAbLwVSOEVTvZ3QiHOsHXhn+Pq3iA0gzeeM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789633796; c=relaxed/simple; bh=xJrXsH1a9W9FVSpehapLKys00EK2L+9Nj4RTZCDnOEY=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=bmEAGIa4pFt91DhVTbYDWke1Vu+ICvPrzZZRTbnGqk1ct0ANnJ4K/zU+ymqJjQ2+QkEDNPN0IN29ZpilDrqG2jFNMk/+ad8Af+nZLHFlc7i/Xx0BC+xksaoTg5y8AxgftUq4SXfjIi/ieGrLCLYEA6ZXZp0wqeGz0HgzpAPAVtQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=aPuMNh+w; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="aPuMNh+w" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 88A1C1F000FF; Thu, 17 Sep 2026 08:29:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1789633779; bh=ScOG9vqMi1DbEWxfkrLUu+F7Q7WSv4M+ixZsOf7ZX4o=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=aPuMNh+wv6lSp48jL+7I/NhNg26oIFwZO+Ief8ubanUcTAK7EvWvyRiLAYj9uS4A2 QdyviGJsaKM40qf4D9Al+79l5CcrXX1mQL5yuaIwrg4YQA27DqeNcacNb2ZclJo/bd cYeEYyf5E9yHxq6OFWQZv/RfxPse/tbw0P6OpybA= Date: Thu, 17 Sep 2026 09:27:42 +0100 From: Greg Kroah-Hartman To: Alban Bedel Cc: linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, Johan Hovold Subject: Re: [PATCH] USB: serial: Support attaching serdev devices Message-ID: <2026091739-spousal-linked-2a36@gregkh> References: <20260917081103.1917665-1-alban.bedel@lht.dlh.de> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260917081103.1917665-1-alban.bedel@lht.dlh.de> On Thu, Sep 17, 2026 at 10:11:03AM +0200, Alban Bedel wrote: > Use tty_port_register_device_serdev() to allow attaching serdev > devices to USB serial ports. Also set the ACPI companion device on the > USB serial device to let the serdev matching work on ACPI systems. "also" should be a separate patch, right? And I didn't think that serdev could handle devices going away at any point in time, when did that change? How was this all tested and what ACPI device wants to use this? thanks, greg k-h