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Date: Tue, 12 Oct 2010 23:26:05 -0700
From: Greg KH <gregkh@suse.de>
To: MyungJoo Ham <myungjoo.ham@samsung.com>
Cc: linux-kernel@vger.kernel.org, myungjoo.ham@gmail.com,
        kyungmin.park@samsung.com, Alan Cox <alan@linux.intel.com>,
        Arnd Bergmann <arnd@arndb.de>,
        Andr Goddard Rosa <andre.goddard@gmail.com>,
        Stanislav Brabec <sbrabec@suse.cz>
Subject: Re: [PATCH] Serial: BUGFIX: uart_resume_port has an omitted
	condition.
Message-ID: <20101013062605.GB4393@suse.de>
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On Wed, Oct 13, 2010 at 02:58:06PM +0900, MyungJoo Ham wrote:
> When console_suspend_enabled == 0, console_stop() was not called at
> suspend; thus, it does not need to call console_start() when resume.
> Besides, calling console_start() without calling console_stop() before
> had been incurring kernel hang with console_suspend_enabled == 0 in a
> machine with drivers/serial/samsung.c and s5pc210.

Is this a regression?  If so, from what working kernel?  Or has this
always been this way?

thanks,

greg k-h