Date: Fri, 9 Dec 2005 17:08:42 +0000
From: Russell King <rmk+lkml@arm.linux.org.uk>
To: Erik Mouw <erik@harddisk-recovery.com>
Cc: Olaf Hering <olh@suse.de>, Andrew Morton <akpm@osdl.org>,
       linux-kernel@vger.kernel.org, Sachin Sant <sachinp@in.ibm.com>
Subject: Re: [PATCH] Adding ctrl-o sysrq hack support to 8250 driver
Message-ID: <20051209170841.GB31708@flint.arm.linux.org.uk>
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	Olaf Hering <olh@suse.de>, Andrew Morton <akpm@osdl.org>,
	linux-kernel@vger.kernel.org, Sachin Sant <sachinp@in.ibm.com>
References: <20051209140559.GA23868@suse.de> <20051209152530.GE15372@harddisk-recovery.com>
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On Fri, Dec 09, 2005 at 04:25:31PM +0100, Erik Mouw wrote:
> If you really want to use ctrl-o, could you make a way that pressing
> ctrl-o twice sends a single ctrl-o to the process attached to the
> console?

That's already handled by adding uart_handle_break() - the first call
to this function will set sysrq status and return 1 (ignore character).
The second call will clear sysrq status and return 0 (don't ignore).

-- 
Russell King
 Linux kernel    2.6 ARM Linux   - http://www.arm.linux.org.uk/
 maintainer of:  2.6 Serial core
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