Re: [PATCH] make /dev/kmem a config option

[Andrew Morton]

On Sun, 10 Feb 2008 17:05:09 -0800
Arjan van de Ven <arjan@xxxxxxxxxxxxx> wrote:

> Subject: [PATCH] make /dev/kmem a config option
> From: Arjan van de Ven <arjan@xxxxxxxxxxxxxxx>
> 
> This patch makes /dev/kmem a config option; /dev/kmem is VERY rarely
> used, and when used, it's generally for no good (rootkits tend to be
> the most common users). With this config option, users have the
> choice to disable /dev/kmem, saving some size as well.
> 
> A patch to disable /dev/kmem has been in the Fedora and RHEL kernels for
> 4+ years now without any known problems or legit users of /dev/kmem.
> 

I question the testedness of this.

> +config DEV_KMEM
> ...
> +#ifdef CONFIG_DEVKMEM
>

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