Using cpu_all_mask as target mask for clockevents is wrong as it never can
actually target not possible CPUs. Use cpu_possible_mask instead
Signed-off-by: NThomas Gleixner <tglx@linutronix.de>
Cc: Sudeep Holla <sudeep.holla@arm.com>
Cc: Daniel Lezcano <daniel.lezcano@linaro.org>