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Re: [Xen-devel] Re: [PATCH 1/6][RESEND] xen: Add NUMA support to Xen

To: Andi Kleen <ak@xxxxxxx>
Subject: Re: [Xen-devel] Re: [PATCH 1/6][RESEND] xen: Add NUMA support to Xen
From: Ryan Harper <ryanh@xxxxxxxxxx>
Date: Wed, 24 May 2006 14:02:23 -0500
Cc: Xen Devel <xen-devel@xxxxxxxxxxxxxxxxxxx>, Ryan Grimm <grimm@xxxxxxxxxx>
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* Andi Kleen <ak@xxxxxxx> [2006-05-22 06:02]:
> > The patch is function on 32-bit and 64-bit boxes and parse the SRAT
> > table and fills out the node_data array.  I installed a simple
> > keyhandler 'u' to dump the info to check that it was function after
> > booting up.
> It mostly looks reasonable. As Keir noted you seem to have a lot of 
> unnecessary
> changes (printk->DPRINTK, white space etc.)

Cleaned up.

> I would also suggest you keep the numa emulation. It's useful for debugging
> so that developers without numa machines can reproduce numa issues.

Added numa emulation back in.  I've set it up such that if we fail to
find a numa-node we fallback on to emulation of one node.  This allows
the allocator code to not be filled with CONFIG_NUMA ifdefs as Keir

Ryan Harper
Software Engineer; Linux Technology Center
IBM Corp., Austin, Tx
(512) 838-9253   T/L: 678-9253

Attachment: acpi_numa.tgz
Description: GNU Unix tar archive

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