Thread (5 messages) flat view 5 messages, 3 authors, 2007-02-20

Re: [RFC 2/3] zImage: SMP hold

From: David Gibson <hidden>
Date: 2007-02-20 02:22:16

On Sat, Feb 17, 2007 at 05:17:04PM -0800, Geoff Levand wrote:
Add SMP secondary hold helper routines to the powerpc zImage
bootwrapper.  For platforms which are entered with multiple cpus.
These routines can be used to hold the secondary cpus until the
kernel is ready for entry.
Could we have these functions in their own library module.  That way
they can be omitted in the wrappers for strictly-UP platforms (many
embedded), or platforms where the secondary CPUs are held in firmware
until the kernel releases.

-- 
David Gibson			| I'll have my music baroque, and my code
david AT gibson.dropbear.id.au	| minimalist, thank you.  NOT _the_ _other_
				| _way_ _around_!
http://www.ozlabs.org/~dgibson
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