ARM: iMX: lockup with irqs disabled in drivers/tty/imx.c

[Fabio Estevam]

Michael,

On Sun, May 20, 2012 at 8:04 AM, Michael McTernan
<Michael.McTernan.2001 at cs.bris.ac.uk> wrote:

> I can then trigger the lockup by simply booting the unit and issuing "echo >
> /dev/ttymxc1".  The same can be done on the other ports too. Once locked,
> magic sys-req appears not to work, pinging the target is dead etc...

I did a 'echo "hello" > /dev/ttymxc1' and I am not able to see the
lockup on a mx31pdk running 3.5-rc1.