| /* |
| * Split spinlock implementation out into its own file, so it can be |
| * compiled in a FTRACE-compatible way. |
| */ |
| #include <linux/spinlock.h> |
| #include <linux/module.h> |
| |
| #include <asm/paravirt.h> |
| |
| static inline void |
| default_spin_lock_flags(raw_spinlock_t *lock, unsigned long flags) |
| { |
| __raw_spin_lock(lock); |
| } |
| |
| 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_lock_flags = default_spin_lock_flags, |
| .spin_trylock = __ticket_spin_trylock, |
| .spin_unlock = __ticket_spin_unlock, |
| #endif |
| }; |
| EXPORT_SYMBOL(pv_lock_ops); |
| |