Messages in this thread Patch in this message | | | Date | Mon, 04 May 2015 17:58:00 +0200 | From | Jan Kiszka <> | Subject | [PATCH] x86/x2apic: acpi_gbl_FADT existence depends on CONFIG_ACPI |
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If ACPI is disabled, acpi_gbl_FADT is not available, and and the build breaks.
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com> --- arch/x86/kernel/apic/x2apic_phys.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/arch/x86/kernel/apic/x2apic_phys.c b/arch/x86/kernel/apic/x2apic_phys.c index 6fae733..3ffd925 100644 --- a/arch/x86/kernel/apic/x2apic_phys.c +++ b/arch/x86/kernel/apic/x2apic_phys.c @@ -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; } -- 2.1.4
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