linux-kernel - Re: [RFC 0/2] Delay initializing of large sections of memory

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Message-ID: <CAE9FiQV5z+3AXy5c=aaU3vq1V3fibJ6PhhA4VW5H8BWVzhxXPA@mail.gmail.com>
Date:	Tue, 25 Jun 2013 11:40:50 -0700
From:	Yinghai Lu <yinghai@...nel.org>
To:	"H. Peter Anvin" <hpa@...or.com>
Cc:	Mike Travis <travis@....com>, Greg KH <gregkh@...uxfoundation.org>,
	Nathan Zimmer <nzimmer@....com>, Robin Holt <holt@....com>,
	Rob Landley <rob@...dley.net>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	"the arch/x86 maintainers" <x86@...nel.org>,
	linux-doc@...r.kernel.org,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [RFC 0/2] Delay initializing of large sections of memory

On Tue, Jun 25, 2013 at 11:17 AM, H. Peter Anvin <hpa@...or.com> wrote:
> On 06/25/2013 10:35 AM, Mike Travis wrote:

> However, please consider Ingo's counterproposal of doing this via the
> buddy allocator, i.e. hugepages being broken on demand.  That is a
> *very* powerful model, although would require more infrastructure.

Can you or Ingo elaborate more about the buddy allocator proposal?

Thanks
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