arm/arm64: KVM: Advertise SMCCC v1.1
authorMarc Zyngier <marc.zyngier@arm.com>
Tue, 6 Feb 2018 17:56:12 +0000 (17:56 +0000)
committerCatalin Marinas <catalin.marinas@arm.com>
Tue, 6 Feb 2018 22:54:01 +0000 (22:54 +0000)
commit09e6be12effdb33bf7210c8867bbd213b66a499e
treeb0557bf7a9651f9207e7e278e3ee6d9917fc17d3
parent58e0b2239a4d997094ba63986ef4de29ddc91d87
arm/arm64: KVM: Advertise SMCCC v1.1

The new SMC Calling Convention (v1.1) allows for a reduced overhead
when calling into the firmware, and provides a new feature discovery
mechanism.

Make it visible to KVM guests.

Tested-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Christoffer Dall <christoffer.dall@linaro.org>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
arch/arm/kvm/handle_exit.c
arch/arm64/kvm/handle_exit.c
include/kvm/arm_psci.h
include/linux/arm-smccc.h
virt/kvm/arm/psci.c