x86/paravirt: add hooks for spinlock operations

[linux-2.6-omap-h63xx.git] / arch / x86 / kernel / paravirt.c

diff --git a/arch/x86/kernel/paravirt.c b/arch/x86/kernel/paravirt.c
index 2963ab5d91eec94f7b9748f53e98004ed4d19663..f33816868707dca960c084858e4ab727eb10f104 100644 (file)
--- a/arch/x86/kernel/paravirt.c
+++ b/arch/x86/kernel/paravirt.c
@@ -124,6 +124,7 @@ static void *get_call_destination(u8 type)
                .pv_irq_ops = pv_irq_ops,
                .pv_apic_ops = pv_apic_ops,
                .pv_mmu_ops = pv_mmu_ops,
+               .pv_lock_ops = pv_lock_ops,
        };
        return *((void **)&tmpl + type);
 }
@@ -450,6 +451,15 @@ struct pv_mmu_ops pv_mmu_ops = {
        .set_fixmap = native_set_fixmap,
 };
 
+struct pv_lock_ops pv_lock_ops = {
+       .spin_is_locked = __ticket_spin_is_locked,
+       .spin_is_contended = __ticket_spin_is_contended,
+
+       .spin_lock = __ticket_spin_lock,
+       .spin_trylock = __ticket_spin_trylock,
+       .spin_unlock = __ticket_spin_unlock,
+};
+
 EXPORT_SYMBOL_GPL(pv_time_ops);
 EXPORT_SYMBOL    (pv_cpu_ops);
 EXPORT_SYMBOL    (pv_mmu_ops);