Re: [PATCH v5] clocksource:arm_global_timer: Add ARM global timersupport.

From: Stephen Boyd
Date: Mon Jun 24 2013 - 16:06:39 EST


On 06/24/13 08:53, Srinivas KANDAGATLA wrote:
> +
> +static void gt_clockevents_stop(struct clock_event_device *clk)
> +{
> + gt_clockevent_set_mode(CLOCK_EVT_MODE_UNUSED, clk);
> + disable_percpu_irq(clk->irq);
> +}
> +
> +static int __cpuinit gt_clockevents_setup(struct clock_event_device *clk)
> +{
> + struct clock_event_device *evt = this_cpu_ptr(gt_evt);
> + return evt->name ? 0 : gt_clockevents_init(evt);
> +}

How does this work? gt_clockevents_stop() is using the
clock_event_device struct from the ARM local timer layer whereas
gt_clockevents_setup() is using a driver private allocation. Please just
don't use the local timer API at all and use cpu notifiers instead.

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