diff options
Diffstat (limited to 'kernel/spinlock.c')
-rw-r--r-- | kernel/spinlock.c | 12 |
1 files changed, 2 insertions, 10 deletions
diff --git a/kernel/spinlock.c b/kernel/spinlock.c index 29ab20749dd3..7283c6dc2d59 100644 --- a/kernel/spinlock.c +++ b/kernel/spinlock.c | |||
@@ -299,16 +299,8 @@ unsigned long __lockfunc _spin_lock_irqsave_nested(spinlock_t *lock, int subclas | |||
299 | local_irq_save(flags); | 299 | local_irq_save(flags); |
300 | preempt_disable(); | 300 | preempt_disable(); |
301 | spin_acquire(&lock->dep_map, subclass, 0, _RET_IP_); | 301 | spin_acquire(&lock->dep_map, subclass, 0, _RET_IP_); |
302 | /* | 302 | LOCK_CONTENDED_FLAGS(lock, _raw_spin_trylock, _raw_spin_lock, |
303 | * On lockdep we dont want the hand-coded irq-enable of | 303 | _raw_spin_lock_flags, &flags); |
304 | * _raw_spin_lock_flags() code, because lockdep assumes | ||
305 | * that interrupts are not re-enabled during lock-acquire: | ||
306 | */ | ||
307 | #ifdef CONFIG_LOCKDEP | ||
308 | LOCK_CONTENDED(lock, _raw_spin_trylock, _raw_spin_lock); | ||
309 | #else | ||
310 | _raw_spin_lock_flags(lock, &flags); | ||
311 | #endif | ||
312 | return flags; | 304 | return flags; |
313 | } | 305 | } |
314 | EXPORT_SYMBOL(_spin_lock_irqsave_nested); | 306 | EXPORT_SYMBOL(_spin_lock_irqsave_nested); |