最終更新:2013-01-24 (木) 04:34:58 (4109d)  

disable_irq
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disable an irq and wait for completion

void disable_irq(unsigned int irq);

概要

  • Disable the selected interrupt line. Enables and Disables are nested.
  • This function waits for any pending IRQ handlers for this interrupt to complete before returning. -If you use this function while holding a resource the IRQ handler may need you will deadlock.
  • This function may be called - with care - from IRQ context.
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