Messages in this thread | | | Date | Fri, 7 Mar 2003 14:01:03 -0800 | From | Andrew Morton <> | Subject | Re: [PATCH] protect 'action' in show_interrupts |
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Zwane Mwaikambo <zwane@linuxpower.ca> wrote: > > On Fri, 7 Mar 2003, Russell King wrote: > > > We don't have a per-irq_desc spinlock on ARM - it's a global > > irq_controller_lock. > > > > Thanks. > > Ok thanks for spotting that. Andrew here it is rediffed.
Thanks, Zwane. Looks good.
I made some adjustments down in mips land - they weren't initialising the irq_desc_t locks on startup.
That's pretty academic, but doing spin_lock_irqsave() is as good a way as any of saying "preempt_disable()", and it keeps all the code looking the same.
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