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

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Date:	Wed, 20 Feb 2008 00:33:59 -0800
From:	"Yinghai Lu" <yhlu.kernel@...il.com>
To:	"Ingo Molnar" <mingo@...e.hu>
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

On Feb 19, 2008 10:27 PM, Ingo Molnar <mingo@...e.hu> wrote:
>
> * 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.
>
Yes.

YH
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