From: Andrew Morton
Date: Thu May 13 2004 - 13:30:16 EST
Oleg Nesterov <oleg@xxxxxxxxxx> wrote:
> Andrew Morton wrote:
> > +yield_irq.patch
> > From: Nick Piggin
> > this_rq_lock does a local_irq_disable, and sched_yield()
> > needs to undo that.
> I beleive it is safe to enter schedule() with interrupts
> disabled. schedule() does spin_lock_irq()->local_irq_disable()
> Could you please explain, why it is needed?
It was triggering false positives during debugging of the x86_64 gcc-3.3.3
problem and it's just a tidiness thing, really.
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