diff options
Diffstat (limited to 'arch/x86/kernel/apic.c')
| -rw-r--r-- | arch/x86/kernel/apic.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/x86/kernel/apic.c b/arch/x86/kernel/apic.c index 1df341a..c6f1564 100644 --- a/arch/x86/kernel/apic.c +++ b/arch/x86/kernel/apic.c @@ -60,6 +60,24 @@ # error SPURIOUS_APIC_VECTOR definition error #endif +unsigned int num_processors; +unsigned disabled_cpus __cpuinitdata; +/* Processor that is doing the boot up */ +unsigned int boot_cpu_physical_apicid = -1U; +EXPORT_SYMBOL(boot_cpu_physical_apicid); +unsigned int max_physical_apicid; + +/* Bitmask of physically existing CPUs */ +physid_mask_t phys_cpu_present_map; + +/* + * Map cpu index to physical APIC ID + */ +DEFINE_EARLY_PER_CPU(u16, x86_cpu_to_apicid, BAD_APICID); +DEFINE_EARLY_PER_CPU(u16, x86_bios_cpu_apicid, BAD_APICID); +EXPORT_EARLY_PER_CPU_SYMBOL(x86_cpu_to_apicid); +EXPORT_EARLY_PER_CPU_SYMBOL(x86_bios_cpu_apicid); + #ifdef CONFIG_X86_32 /* * Knob to control our willingness to enable the local APIC. |
