Re: [PATCH 4/8] ACPI: Use GPE reference counting to support shared GPEs

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Rafael J. Wysocki пишет:
> --- linux-2.6.orig/drivers/acpi/ec.c
> +++ linux-2.6/drivers/acpi/ec.c
> @@ -307,7 +307,11 @@ static int acpi_ec_transaction(struct ac
>  	pr_debug(PREFIX "transaction start\n");
>  	/* disable GPE during transaction if storm is detected */
>  	if (test_bit(EC_FLAGS_GPE_STORM, &ec->flags)) {
> -		acpi_disable_gpe(NULL, ec->gpe);
> +		/*
> +		 * It has to be disabled at the hardware level regardless of the
> +		 * GPE reference counting, so that it doesn't trigger.
> +		 */
> +		acpi_set_gpe(NULL, ec->gpe, ACPI_GPE_DISABLE);
>  	}
>   
EC should have non-shared GPE, according to spec. Thus, refcounting is
not needed here anyway.

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