Re: [PATCH 3/4] sev/i386: Don't allow a system reset under an SEV-ES guest

2020-08-26 Thread Connor Kuehl
On 8/25/20 2:05 PM, Tom Lendacky wrote: From: Tom Lendacky An SEV-ES guest does not allow register state to be altered once it has been measured. When a SEV-ES guest issues a reboot command, Qemu will reset the vCPU state and resume the guest. This will cause failures under SEV-ES, so prevent t

[PATCH 3/4] sev/i386: Don't allow a system reset under an SEV-ES guest

2020-08-25 Thread Tom Lendacky
From: Tom Lendacky An SEV-ES guest does not allow register state to be altered once it has been measured. When a SEV-ES guest issues a reboot command, Qemu will reset the vCPU state and resume the guest. This will cause failures under SEV-ES, so prevent that from occurring. Signed-off-by: Tom Le