linux-kernel - Re: [PATCH 2/3] x86, mm: Fix CONFIG_VMSPLIT_1G and 2G

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Date:	Thu, 11 Nov 2010 06:11:30 -0800
From:	Greg KH <greg@...ah.com>
To:	Joerg Roedel <joerg.roedel@....com>
Cc:	Borislav Petkov <bp@...64.org>, linux-kernel@...r.kernel.org,
	stable@...nel.org, Hugh Dickins <hughd@...gle.com>,
	"H. Peter Anvin" <hpa@...or.com>
Subject: Re: [PATCH 2/3] x86, mm: Fix CONFIG_VMSPLIT_1G and 2G_OPT
	trampoline

On Thu, Nov 11, 2010 at 02:56:14PM +0100, Joerg Roedel wrote:
> From: Hugh Dickins <hughd@...gle.com>
> 
> rc2 kernel crashes when booting second cpu on this CONFIG_VMSPLIT_2G_OPT
> laptop: whereas cloning from kernel to low mappings pgd range does need
> to limit by both KERNEL_PGD_PTRS and KERNEL_PGD_BOUNDARY, cloning kernel
> pgd range itself must not be limited by the smaller KERNEL_PGD_BOUNDARY.
> 
> Signed-off-by: Hugh Dickins <hughd@...gle.com>
> LKML-Reference: <alpine.LSU.2.00.1008242235120.2515@...ter.anvils>
> Signed-off-by: H. Peter Anvin <hpa@...or.com>
> ---
>  arch/x86/kernel/trampoline.c |    3 +--
>  1 files changed, 1 insertions(+), 2 deletions(-)

Why are you sending this to me?  I'm not the x86 maintainer.

confused,

greg k-h
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