RE: [ANNOUNCE] HotPlug CPU patch against 2.5.0

From: Grover, Andrew (andrew.grover@intel.com)
Date: Fri Dec 21 2001 - 16:08:13 EST


> From: Pavel Machek [mailto:pavel@suse.cz]
> > This patch works on s390, s390x, x86 and ia64 architectures.
> > It can also be applied against 2.4.16 with a little modification.
> >
> > Down CPU
> > echo 0 > /proc/sys/kernel/cpu/<id>/online
> >
> > Up CPU
> > echo 1 > /proc/sys/kernel/cpu/<id>/online
>
> Such patches are neccessary for ACPI S3/S4 sleep support. It
> would be nice to
> apply them soon.

They are???

How so?

Regards -- Andy
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