paravirt: introduce a "lock-byte" spinlock implementation

[linux-2.6-omap-h63xx.git] / include / asm-x86 / paravirt.h

diff --git a/include/asm-x86/paravirt.h b/include/asm-x86/paravirt.h
index feb6bb66c5e222192beacf03e530c042a1350e46..65ed02cdbbd79b65be3e5a7f491d465294678214 100644 (file)
--- a/include/asm-x86/paravirt.h
+++ b/include/asm-x86/paravirt.h
@@ -1385,6 +1385,8 @@ static inline void __set_fixmap(unsigned /* enum fixed_addresses */ idx,
 void _paravirt_nop(void);
 #define paravirt_nop   ((void *)_paravirt_nop)
 
+void paravirt_use_bytelocks(void);
+
 static inline int __raw_spin_is_locked(struct raw_spinlock *lock)
 {
        return PVOP_CALL1(int, pv_lock_ops.spin_is_locked, lock);