static DEFINE_PER_CPU(unsigned long, irqsave_flags);
-notrace BPF_CALL_1(bpf_spin_lock, struct bpf_spin_lock *, lock)
+static inline void __bpf_spin_lock_irqsave(struct bpf_spin_lock *lock)
{
unsigned long flags;
local_irq_save(flags);
__bpf_spin_lock(lock);
__this_cpu_write(irqsave_flags, flags);
+}
+
+notrace BPF_CALL_1(bpf_spin_lock, struct bpf_spin_lock *, lock)
+{
+ __bpf_spin_lock_irqsave(lock);
return 0;
}
.arg1_type = ARG_PTR_TO_SPIN_LOCK,
};
-notrace BPF_CALL_1(bpf_spin_unlock, struct bpf_spin_lock *, lock)
+static inline void __bpf_spin_unlock_irqrestore(struct bpf_spin_lock *lock)
{
unsigned long flags;
flags = __this_cpu_read(irqsave_flags);
__bpf_spin_unlock(lock);
local_irq_restore(flags);
+}
+
+notrace BPF_CALL_1(bpf_spin_unlock, struct bpf_spin_lock *, lock)
+{
+ __bpf_spin_unlock_irqrestore(lock);
return 0;
}
else
lock = dst + map->spin_lock_off;
preempt_disable();
- ____bpf_spin_lock(lock);
+ __bpf_spin_lock_irqsave(lock);
copy_map_value(map, dst, src);
- ____bpf_spin_unlock(lock);
+ __bpf_spin_unlock_irqrestore(lock);
preempt_enable();
}