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Date:	Mon, 16 Jan 2012 08:58:22 +0100
From:	Ingo Molnar <>
	Andrew Morton <>,
	Yinghai Lu <>, Tejun Heo <>,, Thomas Gleixner <>,
	Ingo Molnar <>,
	"H. Peter Anvin" <>,,
	Konrad Rzeszutek Wilk <>,
	Stefano Stabellini <>
Subject: Re: [Patch] x86, mm: fix the size calculation of mapping tables

* <> wrote:

> For machine enables PSE, the first 2/4M memory region still uses
> 4K pages, so needs more PTEs in this case, but find_early_table_space()
> doesn't count this. This patch fixes it.
> Cc: Yinghai Lu <>
> Cc: Tejun Heo <>
> Cc:
> Signed-off-by: WANG Cong <>

What were the symptoms of this bug - or have you found it via 
review only?


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