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| author |   Isaku Yamahata <isaku.yamahata@intel.com> | 2024-10-30 12:00:36 -0700 |
|---|---|---|
| committer |   Paolo Bonzini <pbonzini@redhat.com> | 2025-03-14 14:20:51 -0400 |
| commit | a50f673f25e0ba2b594d94efe235f4eb57d0e784 (patch) | |
| tree | 9090cb0921fd19a47810f91d6f7edaa8b710b82a /arch/x86/kvm/x86.c | |
| parent | KVM: TDX: create/free TDX vcpu structure (diff) | |
| download | wireguard-linux-a50f673f25e0ba2b594d94efe235f4eb57d0e784.tar.xz wireguard-linux-a50f673f25e0ba2b594d94efe235f4eb57d0e784.zip | |
KVM: TDX: Do TDX specific vcpu initialization
TD guest vcpu needs TDX specific initialization before running. Repurpose
KVM_MEMORY_ENCRYPT_OP to vcpu-scope, add a new sub-command
KVM_TDX_INIT_VCPU, and implement the callback for it.
Signed-off-by: Sean Christopherson <sean.j.christopherson@intel.com>
Signed-off-by: Isaku Yamahata <isaku.yamahata@intel.com>
Co-developed-by: Tony Lindgren <tony.lindgren@linux.intel.com>
Signed-off-by: Tony Lindgren <tony.lindgren@linux.intel.com>
Co-developed-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Rick Edgecombe <rick.p.edgecombe@intel.com>
---
- Fix comment: https://lore.kernel.org/kvm/Z36OYfRW9oPjW8be@google.com/
(Sean)
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to '')
| -rw-r--r-- | arch/x86/kvm/x86.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index a4d1f3319a5b..9f92170226e5 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -6287,6 +6287,12 @@ long kvm_arch_vcpu_ioctl(struct file *filp, case KVM_SET_DEVICE_ATTR: r = kvm_vcpu_ioctl_device_attr(vcpu, ioctl, argp); break; + case KVM_MEMORY_ENCRYPT_OP: + r = -ENOTTY; + if (!kvm_x86_ops.vcpu_mem_enc_ioctl) + goto out; + r = kvm_x86_ops.vcpu_mem_enc_ioctl(vcpu, argp); + break; default: r = -EINVAL; } @@ -12676,6 +12682,7 @@ bool kvm_vcpu_is_reset_bsp(struct kvm_vcpu *vcpu) { return vcpu->kvm->arch.bsp_vcpu_id == vcpu->vcpu_id; } +EXPORT_SYMBOL_GPL(kvm_vcpu_is_reset_bsp); bool kvm_vcpu_is_bsp(struct kvm_vcpu *vcpu) { |