linux-kernel - Re: FW: Linux question

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Message-ID: <20080306203841.GA4282@bleen.domain.actdsltmp>
Date:	Thu, 6 Mar 2008 13:38:41 -0700
From:	Justin Banks <justinb@...bone.com>
To:	"Miller, Mike (OS Dev)" <Mike.Miller@...com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: FW: Linux question

Miller, Mike (OS Dev) wrote
> Is there a way in to limit the kernel to seeing only the cores on a
> single processor and ignore all other processor cores (eg. leave
> them in HALT)?

Can't you just echo 0 into /sys/devices/system/cpu/cpuN/online where the
/sys/devices/system/cpu/cpuN/topology/physical_package_id isn't the one
you want to keep online?

-justinb

-- 
Justin Banks
BakBone Software
justinb@...bone.com
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