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From: "Grover, Andrew" <andrew.grover@intel.com>
To: "'Pavel Machek'" <pavel@suse.cz>,
        Kimio Suganuma <k-suganuma@mvj.biglobe.ne.jp>
Cc: linux-kernel@vger.kernel.org, large-discuss@lists.sourceforge.net,
        Heiko Carstens <Heiko.Carstens@de.ibm.com>,
        Jason McMullan <jmcmullan@linuxcare.com>,
        Anton Blanchard <antonb@au1.ibm.com>,
        Greg Kroah-Hartman <ghartman@us.ibm.com>, rusty@rustcorp.com.au
Subject: RE: [ANNOUNCE] HotPlug CPU patch against 2.5.0
Date: Fri, 21 Dec 2001 13:08:13 -0800
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> 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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