linux-kernel - Re: [PATCH 05/22] lmb: Add lmb_reserve_area/lmb_free

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Message-ID: <1273528422.23699.109.camel@pasglop>
Date:	Tue, 11 May 2010 07:53:42 +1000
From:	Benjamin Herrenschmidt <benh@...nel.crashing.org>
To:	Yinghai <yinghai.lu@...cle.com>
Cc:	Ingo Molnar <mingo@...e.hu>, Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	David Miller <davem@...emloft.net>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Johannes Weiner <hannes@...xchg.org>,
	linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org
Subject: Re: [PATCH 05/22] lmb: Add lmb_reserve_area/lmb_free_area

On Mon, 2010-05-10 at 11:09 -0700, Yinghai wrote:
> those functions have __init markers, and only can be used on boot
> stage. so do need to worry about hotplug mem.
> 
> what I do is: use current lmb code for x86, and keep the affects to
> original lmb users to minimum. (should be near 0)

But that's just wrong. You are just duplicating functionality all over
the place. That doesn't make any sense.

Cheers,
Ben.


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