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 X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 70114C33CB1 for ; Tue, 14 Jan 2020 12:18:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4B79E24672 for ; Tue, 14 Jan 2020 12:18:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728959AbgANMSu (ORCPT ); Tue, 14 Jan 2020 07:18:50 -0500 Received: from mail.kernel.org ([198.145.29.99]:39856 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726053AbgANMSu (ORCPT ); Tue, 14 Jan 2020 07:18:50 -0500 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id A64782465A; Tue, 14 Jan 2020 12:18:49 +0000 (UTC) Date: Tue, 14 Jan 2020 13:18:47 +0100 From: Greg KH To: Johan Hovold Cc: linux-usb@vger.kernel.org Subject: Re: [PATCH v2 1/2] USB: serial: opticon: add chars_in_buffer() implementation Message-ID: <20200114121847.GA1503960@kroah.com> References: <20200114110146.5929-1-johan@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200114110146.5929-1-johan@kernel.org> Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org On Tue, Jan 14, 2020 at 12:01:45PM +0100, Johan Hovold wrote: > Add a chars_in_buffer() implementation so that the tty layer will wait > for outgoing buffered data to be drained when needed (e.g. on final > close()). > > Signed-off-by: Johan Hovold Reviewed-by: Greg Kroah-Hartman