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H A Di80321.cdiff 193847 Tue Jun 09 16:24:36 MDT 2009 marcel Pass the previously returned IRQ back to arm_get_next_irq() so that
the implementation can guarantee forward progress in the event of
a stuck interrupt or interrupt storm. This is especially critical
for fast interrupt handlers, as they can cause a hard hang in that
case. When first called, arm_get_next_irq() is passed -1.

Obtained from: Juniper Networks, Inc.

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