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[209.132.180.67]) by mx.google.com with ESMTP id w11si10413830pgf.452.2019.01.11.13.49.00; Fri, 11 Jan 2019 13:49:16 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@pobox.com header.s=sasl header.b=J12TGaXW; dkim=temperror (no key for signature) header.i=@fluxnic.net header.s=2016-12.pbsmtp header.b=HL1cjrUC; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2390532AbfAKUKN (ORCPT + 99 others); Fri, 11 Jan 2019 15:10:13 -0500 Received: from pb-smtp20.pobox.com ([173.228.157.52]:54161 "EHLO pb-smtp20.pobox.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388733AbfAKUKN (ORCPT ); Fri, 11 Jan 2019 15:10:13 -0500 Received: from pb-smtp20.pobox.com (unknown [127.0.0.1]) by pb-smtp20.pobox.com (Postfix) with ESMTP id 4C4F94C73F; Fri, 11 Jan 2019 15:10:11 -0500 (EST) (envelope-from nico@fluxnic.net) DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=pobox.com; h=date:from:to :cc:subject:in-reply-to:message-id:references:mime-version :content-type; s=sasl; bh=kkrE9YisWBq+U+vW3r9pRIYmxZE=; b=J12TGa XW/vXhh/ec48FcCxxrGSJyfOPx1cotm9VnMtNgaauJizvUYKM0nJGIzjYayzkpFL U3Szgu9/kfj9QmzzyJGyzg2FjdtpZ5zEVoAXDk60cr4GjhexQU6lSDxV6GtukVEV pmVxuZ33wdo3SywlWYgQZdVsjIG8M0YqSu1zk= Received: from pb-smtp20.sea.icgroup.com (unknown [127.0.0.1]) by pb-smtp20.pobox.com (Postfix) with ESMTP id 43BE74C73E; Fri, 11 Jan 2019 15:10:11 -0500 (EST) (envelope-from nico@fluxnic.net) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed; d=fluxnic.net; h=date:from:to:cc:subject:in-reply-to:message-id:references:mime-version:content-type; s=2016-12.pbsmtp; bh=UzVLl53IBiZ2pvwvJrj8NTZYlsX6CwkG9eBswrXVHjw=; b=HL1cjrUCvq1Myy1GfXstNDY7d4CNbKVHyXItlNxF88gcn0aHQeDFoJoZsTxRlQoHJZLJByxXCwJ2suImiAWfuruBiuZhBve1g5C6pg9Db254WUQdoQAaCFGKmYMt9+jmF5bH83GOwdvvFk4IIRr5YRifKy2TFBjWV7n0XBK6HTc= Received: from yoda.home (unknown [70.82.104.228]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by pb-smtp20.pobox.com (Postfix) with ESMTPSA id 3996E4C73D; Fri, 11 Jan 2019 15:10:08 -0500 (EST) (envelope-from nico@fluxnic.net) Received: from xanadu.home (xanadu.home [192.168.2.2]) by yoda.home (Postfix) with ESMTPSA id 2C8602DA0173; Fri, 11 Jan 2019 15:10:06 -0500 (EST) Date: Fri, 11 Jan 2019 15:10:04 -0500 (EST) From: Nicolas Pitre To: Greg Kroah-Hartman cc: Dmitry Safonov , Jiri Slaby , Mark Rutland , Tetsuo Handa , Tycho Andersen , Dave Mielke , linux-kernel@vger.kernel.org Subject: Re: commit 83d817f410 broke my ability to use Linux with a braille display In-Reply-To: <20190111193259.GA14966@kroah.com> Message-ID: References: <20190111193259.GA14966@kroah.com> User-Agent: Alpine 2.21 (LFD 202 2017-01-01) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII X-Pobox-Relay-ID: E486562A-15DC-11E9-9045-D889C09F693B-78420484!pb-smtp20.pobox.com Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 11 Jan 2019, Greg Kroah-Hartman wrote: > On Fri, Jan 11, 2019 at 01:33:09PM -0500, Nicolas Pitre wrote: > > I use Linux with the help of a braille display and the brltty daemon. It > > turns out that the latest mainline kernel I can work with comes from > > commit 231f8fd0cc. Anything past that and I lose the ability to read the > > console barely a few seconds after the system has booted as brltty is > > thrown a wrench and the braille display becomes completely inoperable. > > Please try the patch below, it was just queued up to my tree and should > resolve the issue. If not, please let us know. Yes, it works. Thanks. I also re-validated all the vt/vcs patches I sent you this week for which I started entertaining some doubts about their stability. But they all work fine again with the tty fix applied. Nicolas