From: Russell King <rmk+kernel@arm.linux.org.uk>
Date: Wed, 18 Jan 2012 15:59:45 +0000
Subject: [PATCH] ARM: SMP: use a timing out completion for cpu hotplug

Rather than open-coding the jiffy-based wait, and polling for the
secondary CPU to come online, use a completion instead.  This
removes the need to poll, instead we will be notified when the
secondary CPU has initialized.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

Conflicts:
	.config
	arch/arm/kernel/smp.c