Re: [PATCH] x86, add hypervisor name to dump_stack()

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* Prarit Bhargava <prarit@xxxxxxxxxx> wrote:

> > Looks useful, but please don't waste a full new line on it 
> > but embedd it in the already existing status line that 
> > prints details like release and version.
> 
> Ingo, I thought about doing that but since x86_hyper can be 
> NULL (... maybe it should initialized to "Bare-metal" or "No 
> Hypervisor"?) I didn't want to break up the printk line.  I'll 
> look into doing it a different way...

You don't have to break it up - just initialize a name string 
to:

	const char *machine_name = "x86";
	const char *kernel_type = "native";

	if (x86_hyperv) {
		machine_name = x86_hyperv->name;
		kernel_type = "guest";
	}

And print it as:

          "[%s %s kernel]", machine_name, kernel_type

That way we'll get nice:

    ... [x86 native kernel]
    ... [KVM guest kernel]
    ... [Xen guest kernel]
    etc.

Printouts. Please use the naming I outlined above, that's how we 
refer to these kernels within arch/x86/.

(The above code is pseudocode, untested.)

Thanks,

	Ingo
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