Re: [PATCH 1/2] irq_flags_t: intro and core annotations

On Wednesday 24 October 2007, Jeff Garzik wrote:
> > 
> > Could we add a debug option that warned if spin_lock_irq is
> > executed with IRQs turned off already?
> 
> Seems reasonable but perhaps arch-specific?
> 
> Also, I think someone (akpm?) mentioned an effort had been made before, 
> and run into some problems.  I don't have details...

I already posted a patch in this thread that does exactly that (and
warn about spin_unlock_irq with IRQs enabled), see my earlier reply.
The patch works fine, but my feeling is that it belongs into lockdep
instead.

	Arnd <><
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---

• References:
  • Re: [PATCH 1/2] irq_flags_t: intro and core annotations
    • From: Herbert Xu <[email protected]>
  • Re: [PATCH 1/2] irq_flags_t: intro and core annotations
    • From: Jeff Garzik <[email protected]>

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