linux-kernel - Re: [PATCH 3.11 085/121] tty: Set correct tty name in 'active' sysfs attribute

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Message-ID: <CANq1E4Q4h5rF1MY+hp5DS9M7Jo43Op_gRZgBJtiTHswX0EAEDA@mail.gmail.com>
Date:	Fri, 21 Feb 2014 21:09:22 +0100
From:	David Herrmann <dh.herrmann@...il.com>
To:	Josh Boyer <jwboyer@...oraproject.org>
Cc:	Ray Strode <halfline@...il.com>,
	Luis Henriques <luis.henriques@...onical.com>,
	"Linux-Kernel@...r. Kernel. Org" <linux-kernel@...r.kernel.org>,
	"stable@...r.kernel.org" <stable@...r.kernel.org>,
	Ubuntu kernel team <kernel-team@...ts.ubuntu.com>,
	Lennart Poettering <lennart@...ttering.net>,
	Kay Sievers <kay@...y.org>, Jiri Slaby <jslaby@...e.cz>,
	Werner Fink <werner@...e.de>, Hannes Reinecke <hare@...e.de>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: [PATCH 3.11 085/121] tty: Set correct tty name in 'active' sysfs attribute

Hi

On Fri, Feb 21, 2014 at 3:46 PM, Josh Boyer <jwboyer@...oraproject.org> wrote:
> On Fri, Feb 21, 2014 at 9:37 AM, Ray Strode <halfline@...il.com> wrote:
>> Hi,
>>
>> This broke plymouth, i think.  Plymouth used the herustic:
>> "/sys/class/tty/console/active contains something other than tty0" to
>> mean "probably has serial consoles, force verbose messages instead of
>> a splash screen".  Now on a normal system it contains tty1.
>>
>> I pushed a commit to plymouth that gets it working again, but it could
>> cause compatiblity concerns if new kernels are pushed to old releases.
>
> Hm.  Breaking userspace is probably a bad thing here.
>
> Greg, you have this queued for 3.13.5 at the moment.  Maybe we should
> hold off on this one until this discussion is sorted out?

Looks like a broken patch, not a broken idea. So you should probably
hold off on this one till we figure it out. See Kay's comment on
Greg's series for more.

Thanks
David
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