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From: Peter Hurley <peter@hurleysoftware.com>
To: Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
	linux-serial@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, linux-omap@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org, tony@atomide.com,
	balbi@ti.com, gregkh@linuxfoundation.org
Subject: Re: [PATCH 02/13] tty: serial: 8250: make serial8250_console_setup() non _init
Date: Tue, 30 Sep 2014 16:27:46 -0400	[thread overview]
Message-ID: <542B1242.1010609@hurleysoftware.com> (raw)
In-Reply-To: <1412014009-13315-3-git-send-email-bigeasy@linutronix.de>

On 09/29/2014 02:06 PM, Sebastian Andrzej Siewior wrote:
> if I boot with console=ttyS0 and the omap driver is module I end up with
> 
> | console [ttyS0] disabled

Note to self: make ISA config optional.

> | omap8250 44e09000.serial: ttyS0 at MMIO 0x44e09000 (irq = 88, base_baud = 3000000) is a 8250
> | Unable to handle kernel paging request at virtual address c07a9de0
> | Modules linked in: 8250_omap(+)
> | CPU: 0 PID: 908 Comm: modprobe Not tainted 3.17.0-rc5+ #1593
> | PC is at serial8250_console_setup+0x0/0xc8
> | LR is at register_console+0x13c/0x3a4
> | [<c0078788>] (register_console) from [<c02d0340>] (uart_add_one_port+0x3cc/0x420)
> | [<c02d0340>] (uart_add_one_port) from [<c02d38a4>] (serial8250_register_8250_port+0x298/0x39c)
> | [<c02d38a4>] (serial8250_register_8250_port) from [<bf006274>] (omap8250_probe+0x218/0x3dc [8250_omap])
> | [<bf006274>] (omap8250_probe [8250_omap]) from [<c02e3424>] (platform_drv_probe+0x2c/0x5c)
> | [<c02e3424>] (platform_drv_probe) from [<c02e1eac>] (driver_probe_device+0x104/0x228)
> …
> | [<c009fa48>] (SyS_init_module) from [<c000e6e0>] (ret_fast_syscall+0x0/0x30)
> | Code: 7823603b f8314620 051b3013 491ed416 (44792204)
> 
> because serial8250_console_setup() is already gone.
> 
> Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>

Reviewed-by: Peter Hurley <peter@hurleysoftware.com>
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  reply	other threads:[~2014-09-30 20:27 UTC|newest]

Thread overview: 41+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-09-29 18:06 [PATCH 00/13 v10] omap 8250 based UART + DMA Sebastian Andrzej Siewior
2014-09-29 18:06 ` [PATCH 01/13] tty: serial: 8250: Fix wording in runtime-PM comments Sebastian Andrzej Siewior
2014-09-29 18:06 ` [PATCH 02/13] tty: serial: 8250: make serial8250_console_setup() non _init Sebastian Andrzej Siewior
2014-09-30 20:27   ` Peter Hurley [this message]
2014-09-29 18:06 ` [PATCH 03/13] tty: serial: Add 8250-core based omap driver Sebastian Andrzej Siewior
2014-09-29 18:06 ` [PATCH 04/13] tty: serial: 8250_dma: handle error on TX submit Sebastian Andrzej Siewior
2014-09-29 18:06 ` [PATCH 05/13] tty: serial: 8250_dma: keep own book keeping about RX transfers Sebastian Andrzej Siewior
2014-09-29 18:06 ` [PATCH 06/13] tty: serial: 8250: allow to use custom DMA implementation Sebastian Andrzej Siewior
2014-09-29 18:06 ` [PATCH 07/13] tty: serial: 8250_omap: add custom DMA-TX callback Sebastian Andrzej Siewior
2014-09-29 18:06 ` [PATCH 08/13] tty: serial: 8250_omap: add custom DMA-RX callback Sebastian Andrzej Siewior
2014-09-29 18:06 ` [PATCH 09/13] dmaengine: edma: check for echan->edesc => NULL in edma_dma_pause() Sebastian Andrzej Siewior
2014-10-01 12:00   ` Peter Ujfalusi
2014-10-15 15:27   ` Vinod Koul
2014-10-15 15:28   ` Vinod Koul
2014-09-29 18:06 ` [PATCH 10/13] arm: dts: am33xx: add DMA properties for UART Sebastian Andrzej Siewior
2014-09-29 18:06 ` [PATCH 11/13] arm: dts: dra7: " Sebastian Andrzej Siewior
2014-11-04 17:02   ` Lennart Sorensen
2014-11-04 17:06     ` Sebastian Andrzej Siewior
2014-11-04 17:21       ` Lennart Sorensen
2014-11-04 18:32         ` Javier Martinez Canillas
2014-11-04 18:48           ` Nishanth Menon
     [not found]           ` <CABxcv=kT+M70Xoyf_z4eQQyM0Oo9S5Y0YeX2R6PbAqxK-JTLLg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-11-04 19:00             ` Lennart Sorensen
2014-11-04 18:33         ` Lennart Sorensen
2014-11-04 21:03           ` Lennart Sorensen
     [not found]             ` <20141104210315.GF24112-1wCw9BSqJbv44Nm34jS7GywD8/FfD2ys@public.gmane.org>
2014-11-05  1:15               ` Lennart Sorensen
     [not found]                 ` <20141105011506.GG24112-1wCw9BSqJbv44Nm34jS7GywD8/FfD2ys@public.gmane.org>
2014-11-05  8:11                   ` Sebastian Andrzej Siewior
2014-11-05 15:33                     ` Lennart Sorensen
2014-11-05 16:20                       ` Lennart Sorensen
2014-11-05 16:30                         ` Sebastian Andrzej Siewior
2014-11-05 19:43                           ` Lennart Sorensen
     [not found]                             ` <20141105194323.GI24112-1wCw9BSqJbv44Nm34jS7GywD8/FfD2ys@public.gmane.org>
2014-11-13 18:34                               ` Sebastian Andrzej Siewior
2014-11-13 22:08                                 ` Lennart Sorensen
2014-09-29 18:06 ` [PATCH 12/13] tty: serial: 8250: omap: add custom irq handling Sebastian Andrzej Siewior
2014-10-09 13:19   ` Heikki Krogerus
2014-09-29 18:06 ` [PATCH 13/13] tty: serial: 8250: omap: add dma support Sebastian Andrzej Siewior
2014-10-02 16:43 ` [PATCH 00/13 v10] omap 8250 based UART + DMA Tony Lindgren
2014-10-02 23:19   ` Sebastian Andrzej Siewior
2014-10-03 13:08 ` Peter Hurley
2014-11-06  3:14 ` Greg KH
2014-11-06 10:27   ` Sebastian Andrzej Siewior
2014-11-10 17:24     ` Tony Lindgren

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