linux-kernel - Re: Userspace process may be able to DoS kernel

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Message-ID: <Pine.LNX.4.61.0610130002250.21560@yvahk01.tjqt.qr>
Date:	Fri, 13 Oct 2006 00:02:52 +0200 (MEST)
From:	Jan Engelhardt <jengelh@...ux01.gwdg.de>
To:	Lee Revell <rlrevell@...-job.com>
cc:	Günther Starnberger <gst@...frog.org>,
	linux-kernel@...r.kernel.org
Subject: Re: Userspace process may be able to DoS kernel


>> >IIRC Ubuntu is the only major distro that ships with CONFIG_PREEMPT=y.
>> >Any difference if you disable it?
>> 
>> SUSE uses CONFIG_PREEMPT(?) Voluntary Preemption too.
>
>CONFIG_PREEMPT_VOLUNTARY != CONFIG_PREEMPT

But modinfo (vermagic) prints PREEMPT at least the former case too, 
which is a little bit misleading.


	-`J'
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