Messages in this thread | | | Subject | Re: [RFC v2 08/32] x86/traps: Add #VE support for TDX guest | From | Dave Hansen <> | Date | Tue, 8 Jun 2021 11:15:26 -0700 |
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On 6/8/21 11:12 AM, Andi Kleen wrote: > I believe neither does mmio/msr normally (except maybe > ftrace+tp_printk, but that will likely work because it shouldn't > recurse more than once due to ftrace's reentry protection)
Can it do MMIO:
> +DEFINE_IDTENTRY(exc_virtualization_exception) > +{ =======> HERE > + ret = tdg_get_ve_info(&ve);
Recursion isn't the problem. It would double-fault there, right?
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