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由 Thomas Gleixner 提交于
"ack" is actually a mask in the parent irq. The demultiplexer and the handlers run with interrupts disabled. No point in masking and unmasking the parent. Signed-off-by: NThomas Gleixner <tglx@linutronix.de> Link: https://lkml.kernel.org/r/20140619212713.754300980@linutronix.deAcked-by: NViresh Kumar <viresh.kumar@linaro.org> Signed-off-by: NJason Cooper <jason@lakedaemon.net>
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