Re: [PATCH] Adding ctrl-o sysrq hack support to 8250 driver

From: Russell King
Date: Fri Dec 09 2005 - 12:08:10 EST


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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