diff options
| author | David Brazdil <dbrazdil@google.com> | 2020-09-22 21:49:08 +0100 |
|---|---|---|
| committer | Marc Zyngier <maz@kernel.org> | 2020-09-30 08:37:13 +0100 |
| commit | 2a1198c9b436402582f7beed57028044b819329c (patch) | |
| tree | 3bc706b6fd8de4b56f5f6bee361b226fc8750f16 /arch/arm64/kvm/hyp/vhe | |
| parent | df4c8214a18d202fa0ec221a001f640e020f7e44 (diff) | |
kvm: arm64: Create separate instances of kvm_host_data for VHE/nVHE
Host CPU context is stored in a global per-cpu variable `kvm_host_data`.
In preparation for introducing independent per-CPU region for nVHE hyp,
create two separate instances of `kvm_host_data`, one for VHE and one
for nVHE.
Signed-off-by: David Brazdil <dbrazdil@google.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Acked-by: Will Deacon <will@kernel.org>
Link: https://lore.kernel.org/r/20200922204910.7265-9-dbrazdil@google.com
Diffstat (limited to 'arch/arm64/kvm/hyp/vhe')
| -rw-r--r-- | arch/arm64/kvm/hyp/vhe/switch.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm64/kvm/hyp/vhe/switch.c b/arch/arm64/kvm/hyp/vhe/switch.c index 575e8054f116..0949fc97bf03 100644 --- a/arch/arm64/kvm/hyp/vhe/switch.c +++ b/arch/arm64/kvm/hyp/vhe/switch.c @@ -28,6 +28,9 @@ const char __hyp_panic_string[] = "HYP panic:\nPS:%08llx PC:%016llx ESR:%08llx\nFAR:%016llx HPFAR:%016llx PAR:%016llx\nVCPU:%p\n"; +/* VHE instance of kvm_host_data. */ +DEFINE_PER_CPU(kvm_host_data_t, kvm_host_data); + static void __activate_traps(struct kvm_vcpu *vcpu) { u64 val; |