Re: lockdep and threaded IRQs (was: ...)

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On Monday 02 March 2009, Peter Zijlstra wrote:
> IRQF_DISABLED is bonkers,

Hmm, after all the work that's been done to get Linux
to the point where *most* drivers run without IRQs
enabled ... that sentiment surprises me.

And I suspect it would surprise most driver developers.


> we should simply always disable interrupts for 
> interrupt handlers.

That would be why you have refused to fix the bug
in lockdep, whereby it forcibly enables that flag?

I've been wondering for some months now why you've
left that bug unfixed.


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