Re: mutex vs. local irqs (Was: 2.6.18 -mm merge plans)

Andrew Morton
2006-06-07T07:04:09Z

On Wed, 07 Jun 2006 16:44:31 +1000
Benjamin Herrenschmidt <benh@kernel.crashing.org> wrote:

> So what can we do ?

Well my plan is to keep being sucky, hence
work-around-ppc64-bootup-bug-by-making-mutex-debugging-save-restore-irqs.patch.

The rule is that sleeping locks need to preserve local IRQs in the
non-contended case. So be it, move on to more pressing things.