diff options
Diffstat (limited to 'arch/x86')
-rw-r--r-- | arch/x86/include/asm/xen/hypervisor.h | 5 | ||||
-rw-r--r-- | arch/x86/xen/enlighten.c | 15 |
2 files changed, 20 insertions, 0 deletions
diff --git a/arch/x86/include/asm/xen/hypervisor.h b/arch/x86/include/asm/xen/hypervisor.h index d866959e5685..8b2d4bea9962 100644 --- a/arch/x86/include/asm/xen/hypervisor.h +++ b/arch/x86/include/asm/xen/hypervisor.h @@ -57,4 +57,9 @@ static inline bool xen_x2apic_para_available(void) } #endif +#ifdef CONFIG_HOTPLUG_CPU +void xen_arch_register_cpu(int num); +void xen_arch_unregister_cpu(int num); +#endif + #endif /* _ASM_X86_XEN_HYPERVISOR_H */ diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c index 993b7a71386d..5774800ff583 100644 --- a/arch/x86/xen/enlighten.c +++ b/arch/x86/xen/enlighten.c @@ -75,6 +75,7 @@ #include <asm/mwait.h> #include <asm/pci_x86.h> #include <asm/pat.h> +#include <asm/cpu.h> #ifdef CONFIG_ACPI #include <linux/acpi.h> @@ -1899,3 +1900,17 @@ const struct hypervisor_x86 x86_hyper_xen = { .set_cpu_features = xen_set_cpu_features, }; EXPORT_SYMBOL(x86_hyper_xen); + +#ifdef CONFIG_HOTPLUG_CPU +void xen_arch_register_cpu(int num) +{ + arch_register_cpu(num); +} +EXPORT_SYMBOL(xen_arch_register_cpu); + +void xen_arch_unregister_cpu(int num) +{ + arch_unregister_cpu(num); +} +EXPORT_SYMBOL(xen_arch_unregister_cpu); +#endif |