Re: PCI power management

Jeff Garzik
2001-04-19T13:25:58Z

Benjamin Herrenschmidt wrote:
> - On SMP, we need some way to stop other CPUs in the scheduler
> while running the last round of sleep (putting devices to sleep) at least
> until all IO layers in Linux can properly handle blocking of IO queues
> while the device sleeps.

I think either Rusty or Anton wrote code to enable and disable CPUs...

CPU hotplugging but it would be useful for PM too.

--
Jeff Garzik | "The universe is like a safe to which there is a
Building 1024 | combination -- but the combination is locked up
MandrakeSoft | in the safe." -- Peter DeVries