linux-kernel - Re: Ctrl+C doesn't interrupt process waiting for I/O

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Message-ID: <20080711154748.407ea6c9@lxorguk.ukuu.org.uk>
Date:	Fri, 11 Jul 2008 15:47:48 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Joe Peterson <joe@...rush.com>
Cc:	Elias Oltmanns <eo@...ensachen.de>,
	Török Edwin <edwintorok@...il.com>,
	Linux Kernel <linux-kernel@...r.kernel.org>
Subject: Re: Ctrl+C doesn't interrupt process waiting for I/O

O> seems that the following two calls do the same thing in n_tty.c:
> 
> 		n_tty_flush_buffer(tty);
> 		tty_driver_flush_buffer(tty);

Sorry missed this originally - they don't do the same thing. The first
clears out anything in the ldisc internally the second clears out
anything in the tty driver itself.
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