Messages in this thread | | | Date | Thu, 27 Nov 2008 11:29:10 +0100 (CET) | From | Thomas Gleixner <> | Subject | Re: [patch 05/24] perfmon: X86 generic code (x86) |
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On Thu, 27 Nov 2008, stephane eranian wrote: > > Lockless buffers are nasty, but it works in oprofile at least. > > > > Taking out NMis in the first version at least seems like a reasonable > > solution. After all you can still use standard oprofile where they work > > just fine. > > > The only reason why I have to deal with NMI is not so much to allow > for profiling irq-off regions but because I have to share the PMU with > the NMI watchdog. Otherwise I'd have to fail or disable the NMI watchdog > on the fly.
We can limit the functionality here. Fail or disable the NMI watchdog are both valid solutions.
Thanks,
tglx
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