Add a Kconfig symbol for CPUs which are vulnerable to the Spectre
attacks.
Signed-off-by: NRussell King <rmk+kernel@armlinux.org.uk>
Reviewed-by: NFlorian Fainelli <f.fainelli@gmail.com>
Boot-tested-by: NTony Lindgren <tony@atomide.com>
Reviewed-by: NTony Lindgren <tony@atomide.com>
Acked-by: NMarc Zyngier <marc.zyngier@arm.com>