linux-kernel - Re: [PATCH 1/2] module: add syscall to load module from fd

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Message-ID: <50500C5C.8060006@zytor.com>
Date:	Tue, 11 Sep 2012 21:15:24 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Kees Cook <keescook@...omium.org>
CC:	linux-kernel@...r.kernel.org,
	Rusty Russell <rusty@...tcorp.com.au>,
	Serge Hallyn <serge.hallyn@...onical.com>,
	James Morris <james.l.morris@...cle.com>,
	Al Viro <viro@...iv.linux.org.uk>,
	Eric Paris <eparis@...hat.com>, Jiri Kosina <jkosina@...e.cz>,
	linux-security-module@...r.kernel.org
Subject: Re: [PATCH 1/2] module: add syscall to load module from fd

On 09/06/2012 11:13 AM, Kees Cook wrote:
> Instead of (or in addition to) kernel module signing, being able to reason
> about the origin of a kernel module would be valuable in situations
> where an OS already trusts a specific file system, file, etc, due to
> things like security labels or an existing root of trust to a partition
> through things like dm-verity.
>
> This introduces a new syscall (currently only on x86), similar to
> init_module, that has only two arguments. The first argument is used as
> a file descriptor to the module and the second argument is a pointer to
> the NULL terminated string of module arguments.
>

Please use the standard naming convention, which is an f- prefix (i.e. 
finit_module()).

	-hpa

-- 
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel.  I don't speak on their behalf.

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