linux-kernel - Re: [BUG]: 2.6.19.2: Weird serial core issue

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Message-ID: <20070131162123.67e22e23@localhost.localdomain>
Date:	Wed, 31 Jan 2007 16:21:23 +0000
From:	Alan <alan@...rguk.ukuu.org.uk>
To:	"Aubrey Li" <aubreylee@...il.com>
Cc:	linux-kernel@...r.kernel.org, linux-serial@...r.kernel.org
Subject: Re: [BUG]: 2.6.19.2: Weird serial core issue

> When I telnet my board and run the following command:
> ---- root:~> stty -F /dev/ttyS0 -crtscts
> 
> I got the following result from the console of my board:
> ---- root:~>new_termios flag: 0x1cb1, old_termios flag: 0x80001cb1
> 
> That's correct. CRTSCTS flag is clear
> 
> But when I type "ENTER" key on the console, I got:
> ----root:~>new_termios flag: 0x80001cb1, old_termios flag: 0x1cb1

What code is running on that console at the time. Most likely that user
code is also saving/restoring terminal settings so overwrite yours
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