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Date:	Fri, 29 Sep 2006 19:13:46 -0600
From:	ebiederm@...ssion.com (Eric W. Biederman)
To:	Neil Horman <nhorman@...driver.com>
Cc:	Sam Ravnborg <sam@...nborg.org>, linux-kernel@...r.kernel.org,
	mj@...ey.karlin.mff.cuni.cz, davej@...hat.com
Subject: Re: [PATCH] x86: update vmlinux.lds.S to place .data section on a page boundary

Neil Horman <nhorman@...driver.com> writes:

> Sorry, Replying to myself.  I forgot to mention in my last note why specifically
> I was calling for this change, and why it was necessecary.  In addition to being
> the standard in the script for executable sections, kexec also appears to rely
> on PT_LOAD sections being on page boundaries.  With vmlinux.ld.s as it is, that
> isn't the case, and so we can't load any kernels with kexec at the moment.  I've
> seen this on the most recent fedora kernels (which have the latest version of
> this linker script), and this patch corrects that.
>
> Please look at the file in its entirety, and if you still feel that modifying
> the script so all the ALIGN(4096) directives to be ALIGN(PAGE_SIZE) instead is
> the direction to go, I'll implement the change and test it out.

Is there a reason you don't want to kexec the bzImage?

Eric
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