RE: [Patch] speed up interrupt handling

From: David Mosberger <>
Date: 2004-02-28 09:22:07
>>>>> On Sat, 28 Feb 2004 08:27:40 +1100, Peter Chubb <> said:

>>>>> "David" == David Mosberger <> writes:

  David> So why is irq enabling/disabling on the critical path for
  David> this driver?

  Peter> Because IRQs are disabled for every hardware interrupt, and
  Peter> enabled after each interrupt returns.

OK, it's been really long since I worked on this, but AFAIR, for
level-triggered interrupts, there should be no masking/unmasking
during interrupt delivery.  What am I missing?

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Received on Fri Feb 27 17:26:01 2004

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