Re: [PATCH v2 00/16] arm64: Add SMCCC v1.1 support and CVE-2017-5715 (Spectre variant 2) mitigation

From: Jon Masters
Date: Sat Jun 09 2018 - 09:23:00 EST


Hi Marc,

On 01/29/2018 12:45 PM, Marc Zyngier wrote:

> ARM has recently published a SMC Calling Convention (SMCCC)
> specification update[1] that provides an optimised calling convention
> and optional, discoverable support for mitigating CVE-2017-5715. ARM
> Trusted Firmware (ATF) has already gained such an implementation[2].

Some questions:

1). What's the plan to implement the boot time on/off control for
spectre_v2 mitigations?

2). What's the plan to handle live migration of VMs?

Jon.