diff options
Diffstat (limited to 'include/asm-i386/spinlock.h')
| -rw-r--r-- | include/asm-i386/spinlock.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/asm-i386/spinlock.h b/include/asm-i386/spinlock.h index 7e29b51bcaa..87c40f83065 100644 --- a/include/asm-i386/spinlock.h +++ b/include/asm-i386/spinlock.h @@ -68,6 +68,12 @@ static inline void __raw_spin_lock(raw_spinlock_t *lock) "=m" (lock->slock) : : "memory"); } +/* + * It is easier for the lock validator if interrupts are not re-enabled + * in the middle of a lock-acquire. This is a performance feature anyway + * so we turn it off: + */ +#ifndef CONFIG_PROVE_LOCKING static inline void __raw_spin_lock_flags(raw_spinlock_t *lock, unsigned long flags) { alternative_smp( @@ -75,6 +81,7 @@ static inline void __raw_spin_lock_flags(raw_spinlock_t *lock, unsigned long fla __raw_spin_lock_string_up, "=m" (lock->slock) : "r" (flags) : "memory"); } +#endif static inline int __raw_spin_trylock(raw_spinlock_t *lock) { |