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Date:	Wed, 19 Dec 2012 21:48:53 +0100
From:	Borislav Petkov <>
To:	Yinghai Lu <>
Cc:	Thomas Gleixner <>, Ingo Molnar <>,
	"H. Peter Anvin" <>,
	"Eric W. Biederman" <>,
	Andrew Morton <>,
Subject: Re: [PATCH v6 02/27] x86, mm: make pgd next calculation consistent
 with pud/pmd

On Tue, Dec 18, 2012 at 07:37:14PM -0800, Yinghai Lu wrote:
> update to :
> ---
> Subject: [PATCH] x86, mm: make pgd next calculation consistent with pud/pmd
> Just like the way we calculate next for pud and pmd, aka
> round down and add size.
> also remove not needed next checking, just pass end with phys_pud_init.
> pyhs_pud_init() uses PTRS_PER_PUD to stop its loop early so it could handle
> big end properly.

Almost there, let's merge the last two sentences:

"Also, do not boundary-check 'next' but pass 'end' down to
phys_pud_init() instead because the loop in there terminates at
PTRS_PER_PUD and thus can handle a possibly bigger 'end' properly."



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