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From: Andreas Schwab <schwab@linux-m68k.org>
To: Paul Burton <paul.burton@imgtec.com>
Cc: <linux-mips@linux-mips.org>, Ralf Baechle <ralf@linux-mips.org>,
	Tejun Heo <tj@kernel.org>,
	Sergey Senozhatsky <sergey.senozhatsky@gmail.com>,
	Jiri Slaby <jslaby@suse.cz>,
	Daniel Vetter <daniel.vetter@ffwll.ch>,
	Ivan Delalande <colona@arista.com>,
	Thierry Reding <treding@nvidia.com>, Borislav Petkov <bp@suse.de>,
	Jan Kara <jack@suse.com>, Petr Mladek <pmladek@suse.com>,
	<linux-kernel@vger.kernel.org>, Joe Perches <joe@perches.com>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	<devicetree@vger.kernel.org>, Rob Herring <robh+dt@kernel.org>,
	Andrew Morton <akpm@linux-foundation.org>,
	Frank Rowand <frowand.list@gmail.com>,
	linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH v2] console: Don't prefer first registered if DT specifies stdout-path
Date: Sun, 16 Oct 2016 20:07:18 +0200	[thread overview]
Message-ID: <87bmyk88x5.fsf@linux-m68k.org> (raw)
In-Reply-To: <20160809151937.26118-1-paul.burton@imgtec.com> (Paul Burton's message of "Tue, 9 Aug 2016 16:19:37 +0100")

On Aug 09 2016, Paul Burton <paul.burton@imgtec.com> wrote:

> Fix this by not automatically preferring the first registered console if
> one is specified by the device tree. This allows consoles to be
> registered but not enabled, and once the driver for the console selected
> by stdout-path calls of_console_check() the driver will be added to the
> list of preferred consoles before any other console has been enabled.
> When that console is then registered via register_console() it will be
> enabled as expected.

This breaks the console on PowerMac.  There is no output and it panics
eventually.

Andreas.

-- 
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756  01D3 44D5 214B 8276 4ED5
"And now for something completely different."

  parent reply	other threads:[~2016-10-16 18:07 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-08-09 12:50 [PATCH] console: Don't prefer first registered if DT specifies stdout-path Paul Burton
2016-08-09 14:12 ` kbuild test robot
2016-08-09 15:10 ` kbuild test robot
2016-08-09 15:19 ` [PATCH v2] " Paul Burton
2016-08-09 21:57   ` Andrew Morton
2016-10-16 18:07   ` Andreas Schwab [this message]
2016-10-17 10:33     ` Paul Burton
2016-10-17 17:39       ` Andreas Schwab
2016-10-18  9:18         ` [PATCH] console: use first console if stdout-path device doesn't appear Paul Burton
2016-10-18 18:58           ` Andreas Schwab
2016-10-30  9:46             ` Andreas Schwab
2016-10-31  5:28               ` Michael Ellerman
2016-10-31 12:14                 ` [PATCH v2] " Paul Burton
2016-10-31 15:50                   ` Paul Burton
2016-10-31 19:21                     ` Larry Finger
2016-10-31 23:09                     ` Sergey Senozhatsky
2016-10-31 23:31                       ` Larry Finger
2016-11-03 12:57                         ` [PATCH v3] " Paul Burton
2016-11-03 17:40                           ` Sergey Senozhatsky
2016-11-03 21:17                             ` Paul Burton
2016-11-04 15:44                               ` Sergey Senozhatsky
2016-11-04  8:05                           ` Andreas Schwab
     [not found]                           ` <8737j3n18r.fsf@concordia.ellerman.id.au>
2016-11-07  9:18                             ` Paul Burton
2016-11-07 15:26                               ` Larry Finger
2016-11-07 17:21                                 ` Paul Burton
2016-11-07 18:27                                   ` Larry Finger
2016-11-08 13:21                                     ` revert 05fd007e46296afb (was: [PATCH v3] console: use first console if stdout-path device doesn't appear) Sergey Senozhatsky
2016-11-03 13:04                         ` [PATCH v2] console: use first console if stdout-path device doesn't appear Paul Burton
2016-11-01  4:39                       ` Michael Ellerman
2016-10-31 15:58                   ` Larry Finger
2016-10-31 12:23                 ` [PATCH] " Paul Burton
2016-10-18  9:21         ` [PATCH v2] console: Don't prefer first registered if DT specifies stdout-path Paul Burton

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