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To: Sreeni <sreeni.pulichi@gmail.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Memory management while loading program in Linux
References: <94e67edf05062810586d6141f3@mail.gmail.com>
From: ebiederm@xmission.com (Eric W. Biederman)
Date: Tue, 28 Jun 2005 22:20:27 -0600
In-Reply-To: <94e67edf05062810586d6141f3@mail.gmail.com> (sreeni.pulichi@gmail.com's
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Sreeni <sreeni.pulichi@gmail.com> writes:

> Hello,
>
> I have a query regarding memory management using Linux kernel.
>
> In our system we have a secure physical memory starting and ending at
> predefined addresses. We want to execute certain programs, which have
> to be running secure in those address spaces only.
>
> Is it possible to force the loader to load the "particular" program
> (both the code and data segment) at that pre-defined secure physical
> memory, without any major kernel changes?

Sounds a little silly but in essence the loader is implemented
in user space so it shouldn't require any kernel changes.

Eric