linux-kernel - Re: [PATCH -next 00/11] remove CONFIG

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <200807141038.49652.rusty@rustcorp.com.au>
Date:	Mon, 14 Jul 2008 10:38:49 +1000
From:	Rusty Russell <rusty@...tcorp.com.au>
To:	Andi Kleen <andi@...stfloor.org>
Cc:	Johannes Berg <johannes@...solutions.net>,
	Christoph Hellwig <hch@...radead.org>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH -next 00/11] remove CONFIG_KMOD

On Monday 14 July 2008 01:03:02 Andi Kleen wrote:
> Johannes Berg <johannes@...solutions.net> writes:
> > I've rebased this patch series against -next-20080708 (one conflict
> > against ftrace, another against BKL pushdown) and fixed the things
> > Adrian Bunk pointed out.
>
> You forgot to say why you want to remove that?
>
> I personally like to not set CONFIG_KMOD because the auto loader
> tends to load way too many modules. e.g. currently when someone requests
> aes on x86 you get three different aes modules (including VIA PadLock
> aes and an unoptimized C version), and keeping those around
> is just a waste.

Well, if you're building your own kernel anyway, don't build modules you don't 
want.

> Also if I didn't load a driver I prefer if it's not loaded at all.
> This is also useful for power saving for example where it's better
> to keep modules not loaded that you don't need and it's hard to
> control who accesses the respective devices.
>
> Please keep the option.

"echo /bin/true > /proc/sys/kernel/modprobe".

Given that, I don't think the config option is useful any more.

Rusty.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/