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Commit aac60c11 authored by Len Brown's avatar Len Brown
Browse files

Pull bugzilla-8346 into release branch

parents 12a5a712 79fff270

drivers/acpi/tables/tbfadt.c

+12 −0
Original line number Diff line number Diff line
@@ -347,6 +347,18 @@ static void acpi_tb_convert_fadt(void) 
		acpi_gbl_xpm1b_enable.space_id = acpi_gbl_FADT.xpm1a_event_block.space_id;



	}



	/*

	 * For ACPI 1.0 FADTs, ensure that reserved fields (which should be zero)

	 * are indeed zero. This will workaround BIOSs that inadvertently placed

	 * values in these fields.

	 */

	if (acpi_gbl_FADT.header.revision < 3) {

		acpi_gbl_FADT.preferred_profile = 0;

		acpi_gbl_FADT.pstate_control = 0;

		acpi_gbl_FADT.cst_control = 0;

		acpi_gbl_FADT.boot_flags = 0;

	}

}



/******************************************************************************