# RE: \[PATCH v8 2/6\] arm64: hyperv: Add Hyper-V clocksource/clockevent support

- From: Sunil Muthuswamy \<hidden\>
- Date: 2021-03-04 00:07:12 
- List: linux-hyperv
- Page: https://ratatoskr.run/linux-hyperv/2021/03/6287394
- Thread: https://ratatoskr.run/linux-arm-kernel/2021/03/6287394/t.md

```text
> +/* Define the interrupt ID used by STIMER0 Direct Mode interrupts. This
> + * value can't come from ACPI tables because it is needed before the
> + * Linux ACPI subsystem is initialized.
> + */
> +#define HYPERV_STIMER0_VECTOR	31
nit: On x64, this is defined in HEX

> +
> +	return 0;
> +}
> +TIMER_ACPI_DECLARE(hyperv, ACPI_SIG_GTDT, hyperv_timer_init);
> --
> 1.8.3.1

Reviewed-by: Sunil Muthuswamy <redacted>

```