linux-kernel - Re: [crash, bisected] Re: [PATCH 3/4] x86

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Message-ID: <485BF9A4.8090404@goop.org>
Date:	Fri, 20 Jun 2008 11:40:36 -0700
From:	Jeremy Fitzhardinge <jeremy@...p.org>
To:	Mike Travis <travis@....com>
CC:	Christoph Lameter <clameter@....com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [crash, bisected] Re: [PATCH 3/4] x86_64: Fold pda into per cpu
 area

Mike Travis wrote:
> Yes, it is... The fixup logic is this:
>
> 0000000000004000 D per_cpu__gdt_page
> ffffffff81911000 A __per_cpu_load
>
> arch/x86/kernel/cpu/common.c:
>
> DEFINE_PER_CPU_PAGE_ALIGNED(struct gdt_page, gdt_page) = { .gdt = {
>         [GDT_ENTRY_KERNEL_CS] = { { { 0x0000ffff, 0x00cf9a00 } } },
>   

Aha, you fell into the trap!  "common" in this case means "common to 
32-bit x86".  Or something.  But setup_64.c is what you want to be 
looking at.

    J
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