[PATCH v7 07/17] ARM64 / ACPI: Disable ACPI if FADT revision is less than 5.1

Catalin Marinas
2015-01-19T11:50:17Z

On Wed, Jan 14, 2015 at 03:04:55PM +0000, Hanjun Guo wrote:
> --- a/arch/arm64/kernel/acpi.c
> +++ b/arch/arm64/kernel/acpi.c
[...]
> @@ -64,8 +88,13 @@ void __init acpi_boot_table_init(void)
> return;
>
> /* Initialize the ACPI boot-time table parser. */
> - if (acpi_table_init())
> + if (acpi_table_init()) {
> disable_acpi();
> + return;
> + }
> +
> + if (acpi_table_parse(ACPI_SIG_FADT, acpi_parse_fadt))
> + pr_err("Can't find FADT or error happened during parsing FADT\n");
> }

Do you need a disable_acpi() call here as well?

--
Catalin