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

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Date:	Thu, 12 Oct 2006 14:57:38 +0300
From:	"Pekka Enberg" <penberg@...helsinki.fi>
To:	jplatte@...sa.net
Cc:	"Günther Starnberger" <gst@...frog.org>,
	linux-kernel@...r.kernel.org
Subject: Re: Userspace process may be able to DoS kernel

On 10/12/06, Joerg Platte <lists@...sa.net> wrote:
> Hmmm, I deleted all my 2.6.16 kernels and I can't test a newly compiled 2.6.16
> kernel before the weekend. But if I remember correctly, on previous kernel
> versions skype just generates 100% system load when using the sound device
> after some time (especially after a resume) and stuttered audio but no system
> lockups. Hence, it worked much better than now from the kernel point of view
> but was not usable from the skype users point of view. It was a userspace
> only problem.

If that is the case, you can do git bisect to help us narrow down the
cause. See http://www.kernel.org/pub/software/scm/git/docs/howto/isolate-bugs-with-bisect.txt
for further details.

                                                   Pekka
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