static inline u64 ext4_get_discard_pa_seq_sum(void)
{
	int __cpu;
	u64 __seq = 0;

	for_each_possible_cpu(__cpu)
		__seq += per_cpu(discard_pa_seq, __cpu);
	return __seq;
}
static inline u64 ext4_get_discard_pa_seq_sum(void)
{
	int __cpu;
	u64 __seq = 0;

	for_each_possible_cpu(__cpu)
		__seq += per_cpu(discard_pa_seq, __cpu);
	return __seq;
}