0b740bdffeacf98ce748e6238bfd61e54a885518 - linux

commit: 0b740bdffeacf98ce748e6238bfd61e54a885518
[log] [tgz]
author: Andrew Scull <ascull@google.com>
Thu Apr 30 15:06:09 2020 +0100
committer: Andrew Scull <ascull@google.com>
Wed May 06 14:38:11 2020 +0100
tree: cdc63adc20c9af5de31da20c27c6a73eea6a0487
parent: beea78f2eb8c141aff65e51ebfd233e8305b2c6c [diff]

kvm: arm64: Restrict {GET,SET}_ONE_REG for SPCI partitions

User space is only allowed to access x0-7 for arguments before the first
run and after that point is not permitted to modify or observe any
register state.

arch/arm64/include/asm/kvm_host.h[diff]
arch/arm64/kvm/arm.c[diff]
arch/arm64/kvm/guest.c[diff]
arch/arm64/kvm/spci.c[diff]
include/kvm/arm_spci.h[diff]

5 files changed

tree: cdc63adc20c9af5de31da20c27c6a73eea6a0487