From: David Johnson <dj@david-web.co.uk>
To: Alexey Dobriyan <adobriyan@gmail.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Changing sysctl values within the kernel?
Date: Mon, 27 Nov 2006 09:40:40 +0000 [thread overview]
Message-ID: <200611270940.40792.dj@david-web.co.uk> (raw)
In-Reply-To: <20061126203816.GA5032@martell.zuzino.mipt.ru>
On Sunday 26 November 2006 20:38, you wrote:
> On Sat, Nov 25, 2006 at 07:11:48PM +0000, David Johnson wrote:
> >
> > Is there an accepted way of setting sysctl values within the kernel (I
> > can't seem to find any other module doing this),
>
> Yes. Next in-kernel module changing sysctls will do it via
>
> stop_a_enabled = 1;
> console_loglevel = 8;
>
> (be sure, variables in question are EXPORT_SYMBOL'ed)
>
Bah, I never thought it would be that simple!
>
> > Would it perhaps be better to instead create a sysfs node and let a
> > userspace daemon worry about setting the sysctl values?
>
> Now _this_ is silly. sysctls already live in /proc/sys/, so you can open(2)
> /proc/sys/kernel/printk and write(2) to it.
OK, I'll give that a miss then ;-)
Thanks for your help!
David.
prev parent reply other threads:[~2006-11-27 9:40 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-11-25 19:11 David Johnson
2006-11-26 20:38 ` Alexey Dobriyan
2006-11-27 9:40 ` David Johnson [this message]
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