From: ebiederm@xmission.com (Eric W. Biederman)
To: Neil Horman <nhorman@tuxdriver.com>
Cc: Sam Ravnborg <sam@ravnborg.org>,
linux-kernel@vger.kernel.org, mj@atrey.karlin.mff.cuni.cz,
davej@redhat.com
Subject: Re: [PATCH] x86: update vmlinux.lds.S to place .data section on a page boundary
Date: Fri, 29 Sep 2006 19:13:46 -0600 [thread overview]
Message-ID: <m11wpugnqt.fsf@ebiederm.dsl.xmission.com> (raw)
In-Reply-To: <20060929000301.GB11386@hmsreliant.homelinux.net> (Neil Horman's message of "Thu, 28 Sep 2006 20:03:01 -0400")
Neil Horman <nhorman@tuxdriver.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
next prev parent reply other threads:[~2006-09-30 1:19 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-09-28 20:12 Neil Horman
2006-09-28 20:42 ` Sam Ravnborg
2006-09-28 23:22 ` Neil Horman
2006-09-29 0:03 ` Neil Horman
2006-09-30 1:13 ` Eric W. Biederman [this message]
2006-10-01 21:47 ` Neil Horman
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