[PATCH] ARM: Stop secondary cpus in machine_halt()

[Russell King - ARM Linux]

On Thu, Jul 01, 2010 at 05:47:06PM -0500, Olof Johansson wrote:
> ARM doesn't spin down secondary cpus on halt, which results in interrupts
> being delivered even after the "System halted" message, etc.
> 
> Change that to use smp_send_stop() to halt them. Also, change the
> smp_send_stop() on ARM to not do a stack dump when stopping.

Actually, we want stack dumps - sometimes.  For instance, when we
panic() or similar.