Messages in this thread | | | Date | Tue, 28 Oct 2014 09:25:47 +0100 | From | Peter Zijlstra <> | Subject | Re: [RFC/PATCH] PM / Sleep: Timer quiesce in freeze state |
| |
On Tue, Oct 28, 2014 at 12:39:53PM +0800, Li, Aubrey wrote:
> > Now I suppose the problem is with cpu_pause() which needs IPIs to > > complete? > > Yes, cpu_pause() will invoke smp IPI functions which need interrupt is > enabled. So I changed irq ops like above. Actually, I have an early > version to move cpuidle_pause()/cpuidle_resume() out of stop_machine(), > that might be a better solution?
I think you can simply remove them altogether, they're nonsense.
| |