diff options
author | Marc Zyngier <maz@kernel.org> | 2023-11-12 21:05:14 +0000 |
---|---|---|
committer | Marc Zyngier <maz@kernel.org> | 2023-12-19 09:51:00 +0000 |
commit | 3ed0b5123cd5a2a4f1fe4e594e7bf319e9eaf1da (patch) | |
tree | e43bc4b6b8f5bf4f286593d4f5ba251f210d979d /arch/arm64/kvm/arm.c | |
parent | 111903d1f5b9334d1100e1c6ee08e740fa374d91 (diff) |
KVM: arm64: nv: Compute NV view of idregs as a one-off
Now that we have a full copy of the idregs for each VM, there is
no point in repainting the sysregs on each access. Instead, we
can simply perform the transmation as a one-off and be done
with it.
Reviewed-by: Oliver Upton <oliver.upton@linux.dev>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Diffstat (limited to 'arch/arm64/kvm/arm.c')
-rw-r--r-- | arch/arm64/kvm/arm.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/arm64/kvm/arm.c b/arch/arm64/kvm/arm.c index e5f75f1f1085..b65df612b41b 100644 --- a/arch/arm64/kvm/arm.c +++ b/arch/arm64/kvm/arm.c @@ -669,6 +669,12 @@ int kvm_arch_vcpu_run_pid_change(struct kvm_vcpu *vcpu) return ret; } + if (vcpu_has_nv(vcpu)) { + ret = kvm_init_nv_sysregs(vcpu->kvm); + if (ret) + return ret; + } + ret = kvm_timer_enable(vcpu); if (ret) return ret; |