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Re: [PATCH] abort when core.img is too big
From: |
Marco Gerards |
Subject: |
Re: [PATCH] abort when core.img is too big |
Date: |
Mon, 21 Jan 2008 16:05:04 +0100 |
User-agent: |
Gnus/5.110006 (No Gnus v0.6) Emacs/21.4 (gnu/linux) |
Robert Millan <address@hidden> writes:
> With the addition of memdisk, it is too easy for user to create an image
> big enough that would corrupt upper memory (starting with vga region). This
> happens at roughly ~600 kiB memdisk size.
>
> This patch adds a check in grub-mkimage to prevent this. I did also take
> the opportunity to reuse the upper memory macro to avoid hardcoding its
> address for VGA stuff.
>
> Comments?
This makes sense to me.
--
Marco