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authorIngo Molnar <mingo@elte.hu>2008-07-09 14:33:33 +0200
committerIngo Molnar <mingo@elte.hu>2008-07-16 11:15:53 +0200
commit4bb689eee12ceb6d669a0c9a519037c049a8af38 (patch)
treec234cc9f7b1bc79d5fbe710933f792ff10de86f3 /arch/x86/kernel/paravirt.c
parent2d9e1e2f58b5612aa4eab0ab54c84308a29dbd79 (diff)
x86: paravirt spinlocks, !CONFIG_SMP build fixes
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/kernel/paravirt.c')
-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 bba4041bb7f..6aa8aed06d5 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);