Re: [PATCH] acpi: fix pwr_btn_event_pending build error

From: Kirill A. Shutemov
Date: Sat Jul 21 2012 - 17:51:53 EST


On Sat, Jul 21, 2012 at 02:41:56PM -0700, Paul E. McKenney wrote:
> Hello!
>
> A recent build for KVM on x86 resulted in the following build error:
>
> drivers/acpi/sleep.c:60:13: warning: âpwr_btn_event_pendingâ defined but not
> +used [-Wunused-variable]
>
> This patch silences this error.
>
> Signed-off-by: Paul E. McKenney <paul.mckenney@xxxxxxxxxx>
>
> diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c
> index 8856102..18347aa 100644
> --- a/drivers/acpi/sleep.c
> +++ b/drivers/acpi/sleep.c
> @@ -57,7 +57,9 @@ MODULE_PARM_DESC(gts, "Enable evaluation of _GTS on suspend.");
> MODULE_PARM_DESC(bfs, "Enable evaluation of _BFS on resume".);
>
> static u8 sleep_states[ACPI_S_STATE_COUNT];
> +#ifdef CONFIG_ACPI_SLEEP
> static bool pwr_btn_event_pending;
> +#endif /* #ifdef CONFIG_ACPI_SLEEP */

__maybe_unused ?

--
Kirill A. Shutemov
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