Re: [PATCH v2] serial: core: Preserve termios c_cflag for console resume

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On Wed,  9 Jul 2014 09:21:14 -0400
Peter Hurley <peter@xxxxxxxxxxxxxxxxxx> wrote:

> When a tty is opened for the serial console, the termios c_cflag
> settings are inherited from the console line settings.
> However, if the tty is subsequently closed, the termios settings
> are lost. This results in a garbled console if the console is later
> suspended and resumed.
> 
> Preserve the termios c_cflag for the serial console when the tty
> is shutdown; this reflects the most recent line settings.
> 
> Fixes: Bugzilla #69751, 'serial console does not wake from S3'
> Reported-by: Valerio Vanni <valerio.vanni@xxxxxxxxx>
> Cc: Alan Cox <alan@xxxxxxxxxxxxxxxxxxx>
> Signed-off-by: Peter Hurley <peter@xxxxxxxxxxxxxxxxxx>

Acked-by: Alan Cox <alan@xxxxxxxxxxxxxxx>
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