diff --git a/arch/x86/kernel/paravirt-spinlocks.c b/arch/x86/kernel/paravirt-spinlocks.c index 38d7f7f1dbc9..206359a8e43f 100644 --- a/arch/x86/kernel/paravirt-spinlocks.c +++ b/arch/x86/kernel/paravirt-spinlocks.c @@ -7,12 +7,18 @@ #include +static void default_spin_lock_flags(struct raw_spinlock *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 diff --git a/include/asm-x86/paravirt.h b/include/asm-x86/paravirt.h index db9b0647b346..8e9b1266898c 100644 --- a/include/asm-x86/paravirt.h +++ b/include/asm-x86/paravirt.h @@ -333,6 +333,7 @@ struct pv_lock_ops { int (*spin_is_locked)(struct raw_spinlock *lock); int (*spin_is_contended)(struct raw_spinlock *lock); void (*spin_lock)(struct raw_spinlock *lock); + void (*spin_lock_flags)(struct raw_spinlock *lock, unsigned long flags); int (*spin_trylock)(struct raw_spinlock *lock); void (*spin_unlock)(struct raw_spinlock *lock); }; @@ -1414,6 +1415,12 @@ static __always_inline void __raw_spin_lock(struct raw_spinlock *lock) PVOP_VCALL1(pv_lock_ops.spin_lock, lock); } +static __always_inline void __raw_spin_lock_flags(struct raw_spinlock *lock, + unsigned long flags) +{ + PVOP_VCALL2(pv_lock_ops.spin_lock_flags, lock, flags); +} + static __always_inline int __raw_spin_trylock(struct raw_spinlock *lock) { return PVOP_CALL1(int, pv_lock_ops.spin_trylock, lock); diff --git a/include/asm-x86/spinlock.h b/include/asm-x86/spinlock.h index e39c790dbfd2..b755ea86367e 100644 --- a/include/asm-x86/spinlock.h +++ b/include/asm-x86/spinlock.h @@ -182,8 +182,6 @@ static __always_inline void __ticket_spin_unlock(raw_spinlock_t *lock) } #endif -#define __raw_spin_lock_flags(lock, flags) __raw_spin_lock(lock) - #ifdef CONFIG_PARAVIRT /* * Define virtualization-friendly old-style lock byte lock, for use in @@ -272,6 +270,13 @@ static __always_inline void __raw_spin_unlock(raw_spinlock_t *lock) { __ticket_spin_unlock(lock); } + +static __always_inline void __raw_spin_lock_flags(raw_spinlock_t *lock, + unsigned long flags) +{ + __raw_spin_lock(lock); +} + #endif /* CONFIG_PARAVIRT */ static inline void __raw_spin_unlock_wait(raw_spinlock_t *lock)