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-rw-r--r--arch/x86/kernel/paravirt.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86/kernel/paravirt.c b/arch/x86/kernel/paravirt.c
index bba4041..6aa8aed 100644
--- a/arch/x86/kernel/paravirt.c
+++ b/arch/x86/kernel/paravirt.c
@@ -270,11 +270,13 @@ enum paravirt_lazy_mode paravirt_get_lazy_mode(void)
void __init paravirt_use_bytelocks(void)
{
+#ifdef CONFIG_SMP
pv_lock_ops.spin_is_locked = __byte_spin_is_locked;
pv_lock_ops.spin_is_contended = __byte_spin_is_contended;
pv_lock_ops.spin_lock = __byte_spin_lock;
pv_lock_ops.spin_trylock = __byte_spin_trylock;
pv_lock_ops.spin_unlock = __byte_spin_unlock;
+#endif
}
struct pv_info pv_info = {
@@ -461,12 +463,14 @@ struct pv_mmu_ops pv_mmu_ops = {
};
struct pv_lock_ops pv_lock_ops = {
+#ifdef CONFIG_SMP
.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,
+#endif
};
EXPORT_SYMBOL_GPL(pv_time_ops);
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