Messages in this thread | | | From | Andy Lutomirski <> | Date | Fri, 14 Nov 2014 09:18:51 -0800 | Subject | Re: [RFC PATCH] x86, entry: Switch stacks on a paranoid entry from userspace |
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On Nov 14, 2014 2:34 AM, "Borislav Petkov" <bp@alien8.de> wrote: > > On Wed, Nov 12, 2014 at 07:03:21PM -0800, Andy Lutomirski wrote: > > printk seems to work just fine in do_machine_check. > > That must be pure luck. Has anything changed which I missed to make > printk NMI-safe?
Heh. Probably not. Now I wonder whether that might have caused the scheduling in idle cpu thing.
Grr. Do you or Tony have any pointers for how to test this myself? I don't know enough about the acpi error injection thing, which I assume is that Tony is using.
--Andy
> > -- > Regards/Gruss, > Boris. > > Sent from a fat crate under my desk. Formatting is fine. > --
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