On Wed, 22 Jul 2015, Shenwei Wang wrote:

+static int imx_gpcv2_irq_set_wake(struct irq_data *d, unsigned int on)
+{
+	struct imx_gpcv2_irq *cd = d->chip_data;
+	unsigned int idx = d->hwirq / 32;
+	unsigned long flags;
+	void __iomem *reg;
+	u32 mask, val;
+
+	raw_spin_lock_irqsave(&cd->lock.rlock, flags);

Oh no. You need to make cd->lock a raw_spinlock and then use
raw_spin_lock_irqsave() on it. How on earth did you come up with this
hackery?

Thanks,

	tglx