[PATCH] serial21285: fix disable_irq-from-interrupt-handler deadlock

[Russell King - ARM Linux]

On Fri, Nov 13, 2009 at 09:02:34AM +0100, Simon Kagstrom wrote:
> Russell: This patch is a bit of RFC since I'm not quite sure that it's
> the correct solution. It unbreaks booting on our footbridge-based
> platform. Let me know if I should look at other solutions!

It does look like the right thing to do - the original code will hang
now that we're using genirq stuff.