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-rw-r--r--arch/riscv/kvm/vcpu_sbi_replace.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/riscv/kvm/vcpu_sbi_replace.c b/arch/riscv/kvm/vcpu_sbi_replace.c
index 0f217365c287..3c1dcd38358e 100644
--- a/arch/riscv/kvm/vcpu_sbi_replace.c
+++ b/arch/riscv/kvm/vcpu_sbi_replace.c
@@ -117,7 +117,11 @@ static int kvm_sbi_ext_rfence_handler(struct kvm_vcpu *vcpu, struct kvm_run *run
case SBI_EXT_RFENCE_REMOTE_HFENCE_GVMA_VMID:
case SBI_EXT_RFENCE_REMOTE_HFENCE_VVMA:
case SBI_EXT_RFENCE_REMOTE_HFENCE_VVMA_ASID:
- /* TODO: implement for nested hypervisor case */
+ /*
+ * Until nested virtualization is implemented, the
+ * SBI HFENCE calls should be treated as NOPs
+ */
+ break;
default:
ret = -EOPNOTSUPP;
}