Messages in this thread | | | Date | Mon, 10 Mar 2008 18:14:09 +0100 | From | Ingo Molnar <> | Subject | Re: [PATCH] x86: prevent unconditional writes to DebugCtl MSR |
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* Jan Beulich <jbeulich@novell.com> wrote:
> Otherwise, enabling (or better, subsequent disabling) of single > stepping would cause a kernel oops on CPUs not having this MSR. > > The patch could have been added a conditional to the MSR write in > user_disable_single_step(), but centralizing the updates seems safer > and (looking forward) better manageable.
thanks Jan, applied.
Ingo
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