linux-kernel - Re: [PATCH 6/8] net: use numa_node in net

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Message-ID: <20080220062706.GB7493@elte.hu>
Date:	Wed, 20 Feb 2008 07:27:06 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Yinghai Lu <yhlu.kernel@...il.com>
Cc:	David Miller <davem@...emloft.net>, greg@...ah.com,
	akpm@...ux-foundation.org, jeff@...zik.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 6/8] net: use numa_node in net_devcice->dev instead of
	parent


* Yinghai Lu <yhlu.kernel@...il.com> wrote:

> > > can you check the 5/8? that will make sure every struct device get 
> > > numa_node get assigned.
> >
> > Why do we need to bother with that if the parent will have the 
> > necessary information for us here?
> 
> less code?
> 
> or some kind of usb or other bus interface. may have several level...

you mean it's a small optimization: otherwise every struct device (net 
dev, usb...) need to go back to find another pci device (parent or host 
controller) to use their numa_node.

	Ingo
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