Commit 781674fc authored May 04, 2015 by Jan Kiszka Committed by Thomas Gleixner May 05, 2015

x86/x2apic: Acpi_gbl_FADT existence depends on CONFIG_ACPI



If ACPI is disabled, acpi_gbl_FADT is not available, and and the build
breaks.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Link: http://lkml.kernel.org/r/55479708.2000104@siemens.com


Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

parent eb18cf55

arch/x86/kernel/apic/x2apic_phys.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -21,11 +21,13 @@ early_param("x2apic_phys", set_x2apic_phys_mode);

		static bool x2apic_fadt_phys(void)
		{
		#ifdef CONFIG_ACPI
		if ((acpi_gbl_FADT.header.revision >= FADT2_REVISION_ID) &&
		(acpi_gbl_FADT.flags & ACPI_FADT_APIC_PHYSICAL)) {
		printk(KERN_DEBUG "System requires x2apic physical mode\n");
		return true;
		}
		#endif
		return false;
		}