Re: [RFC PATCH v2 34/44] target/i386/tdx: set reboot action to shutdown when tdx

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Subject: Re: [RFC PATCH v2 34/44] target/i386/tdx: set reboot action to shutdown when tdx
From: Gerd Hoffmann <kraxel@xxxxxxxxxx>
Date: Thu, 26 Aug 2021 14:01:50 +0200
Cc: qemu-devel@xxxxxxxxxx, pbonzini@xxxxxxxxxx, alistair@xxxxxxxxxxxxx, ehabkost@xxxxxxxxxx, marcel.apfelbaum@xxxxxxxxx, mst@xxxxxxxxxx, cohuck@xxxxxxxxxx, mtosatti@xxxxxxxxxx, xiaoyao.li@xxxxxxxxx, seanjc@xxxxxxxxxx, erdemaktas@xxxxxxxxxx, kvm@xxxxxxxxxxxxxxx, isaku.yamahata@xxxxxxxxx
In-reply-to: <d1afced8a92c01367d0aed7c6f82659c9bf79956.1625704981.git.isaku.yamahata@intel.com>
References: <cover.1625704980.git.isaku.yamahata@intel.com> <d1afced8a92c01367d0aed7c6f82659c9bf79956.1625704981.git.isaku.yamahata@intel.com>

  Hi,

> In TDX CPU state is also protected, thus vcpu state can't be reset by VMM.
> It assumes -action reboot=shutdown instead of silently ignoring vcpu reset.

Again, better throw an error instead of silently fixing up settings.

take care,
  Gerd

References:
- [RFC PATCH v2 00/44] TDX support
  - From: isaku . yamahata
- [RFC PATCH v2 34/44] target/i386/tdx: set reboot action to shutdown when tdx
  - From: isaku . yamahata

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