linux-kernel - Re: [PATCH 1/4] module: add syscall to load module from fd

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Date:	Wed, 10 Oct 2012 07:54:35 +0200
From:	"Michael Kerrisk (man-pages)" <mtk.manpages@...il.com>
To:	"H. Peter Anvin" <hpa@...or.com>
Cc:	eparis@...hat.com, "Serge E. Hallyn" <serge.hallyn@...onical.com>,
	Rusty Russell <rusty@...tcorp.com.au>,
	Arnd Bergmann <arnd@...db.de>,
	Al Viro <viro@...iv.linux.org.uk>,
	James Morris <james.l.morris@...cle.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org,
	linux-security-module@...r.kernel.org,
	Mimi Zohar <zohar@...ux.vnet.ibm.com>,
	Kees Cook <keescook@...omium.org>,
	Jiri Kosina <jkosina@...e.cz>
Subject: Re: [PATCH 1/4] module: add syscall to load module from fd

[resending because my mobile device decided it
wanted to send HTML, which of course bounced.]

On Oct 10, 2012 12:09 AM, "H. Peter Anvin" <hpa@...or.com> wrote:
>
> On 10/10/2012 06:03 AM, Michael Kerrisk (man-pages) wrote:
> > Good point. A "whole hog" openat()-style interface is worth thinking about too.
>
> *Although* you could argue that you can always simply open the module
> file first, and that finit_module() is really what we should have had in
> the first place.  Then you don't need the flags since those would come
> from openat().

But in that case, I'd still stand by my original point: it may be
desirable to have a flags argument to allow future modifications to
the behavior of finit_module() (as opposed to the behavior of the file
open).
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