Return -EIO when a KVM_BUG_ON() is tripped, as KVM's ABI is to return -EIO when a VM has been killed due to a KVM bug, not -EINVAL. Signed-off-by: Sean Christopherson <seanjc@xxxxxxxxxx> --- arch/x86/kvm/vmx/tdx.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/x86/kvm/vmx/tdx.c b/arch/x86/kvm/vmx/tdx.c index 9fb6e5f02cc9..ef4ffcad131f 100644 --- a/arch/x86/kvm/vmx/tdx.c +++ b/arch/x86/kvm/vmx/tdx.c @@ -1624,7 +1624,7 @@ static int tdx_mem_page_record_premap_cnt(struct kvm *kvm, gfn_t gfn, struct kvm_tdx *kvm_tdx = to_kvm_tdx(kvm); if (KVM_BUG_ON(kvm->arch.pre_fault_allowed, kvm)) - return -EINVAL; + return -EIO; /* nr_premapped will be decreased when tdh_mem_page_add() is called. */ atomic64_inc(&kvm_tdx->nr_premapped); @@ -1638,7 +1638,7 @@ static int tdx_sept_set_private_spte(struct kvm *kvm, gfn_t gfn, /* TODO: handle large pages. */ if (KVM_BUG_ON(level != PG_LEVEL_4K, kvm)) - return -EINVAL; + return -EIO; /* * Read 'pre_fault_allowed' before 'kvm_tdx->state'; see matching @@ -1849,7 +1849,7 @@ static int tdx_sept_free_private_spt(struct kvm *kvm, gfn_t gfn, * and slot move/deletion. */ if (KVM_BUG_ON(is_hkid_assigned(kvm_tdx), kvm)) - return -EINVAL; + return -EIO; /* * The HKID assigned to this TD was already freed and cache was @@ -1870,7 +1870,7 @@ static int tdx_sept_remove_private_spte(struct kvm *kvm, gfn_t gfn, * there can't be anything populated in the private EPT. */ if (KVM_BUG_ON(!is_hkid_assigned(to_kvm_tdx(kvm)), kvm)) - return -EINVAL; + return -EIO; ret = tdx_sept_zap_private_spte(kvm, gfn, level, page); if (ret <= 0) -- 2.51.0.268.g9569e192d0-goog
