loongson2_perfcount_handler   44 arch/mips/oprofile/op_model_loongson2.c static irqreturn_t loongson2_perfcount_handler(int irq, void *dev_id);
loongson2_perfcount_handler  142 arch/mips/oprofile/op_model_loongson2.c 	return request_irq(LOONGSON2_PERFCNT_IRQ, loongson2_perfcount_handler,