diff options
| author | Isaku Yamahata <isaku.yamahata@intel.com> | 2024-11-12 15:37:30 +0800 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2025-03-14 14:20:52 -0400 |
| commit | 5a46fd48d884f3ed1bac8adf64dafd7e60d0d6e3 (patch) | |
| tree | b5796fceb6bfdd3af8ddc380ab5e0d7b3b1e0cb5 | |
| parent | 427a6486c51b285ac471434168ce401659b78766 (diff) | |
KVM: x86/mmu: Add setter for shadow_mmio_value
Future changes will want to set shadow_mmio_value from TDX code. Add a
helper to setter with a name that makes more sense from that context.
Signed-off-by: Isaku Yamahata <isaku.yamahata@intel.com>
[split into new patch]
Co-developed-by: Rick Edgecombe <rick.p.edgecombe@intel.com>
Signed-off-by: Rick Edgecombe <rick.p.edgecombe@intel.com>
Signed-off-by: Yan Zhao <yan.y.zhao@intel.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Message-ID: <20241112073730.22200-1-yan.y.zhao@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
| -rw-r--r-- | arch/x86/kvm/mmu.h | 1 | ||||
| -rw-r--r-- | arch/x86/kvm/mmu/spte.c | 6 |
2 files changed, 7 insertions, 0 deletions
diff --git a/arch/x86/kvm/mmu.h b/arch/x86/kvm/mmu.h index 8d0fca4b4a50..47e64a3c4ce3 100644 --- a/arch/x86/kvm/mmu.h +++ b/arch/x86/kvm/mmu.h @@ -79,6 +79,7 @@ static inline gfn_t kvm_mmu_max_gfn(void) u8 kvm_mmu_get_max_tdp_level(void); void kvm_mmu_set_mmio_spte_mask(u64 mmio_value, u64 mmio_mask, u64 access_mask); +void kvm_mmu_set_mmio_spte_value(struct kvm *kvm, u64 mmio_value); void kvm_mmu_set_me_spte_mask(u64 me_value, u64 me_mask); void kvm_mmu_set_ept_masks(bool has_ad_bits, bool has_exec_only); diff --git a/arch/x86/kvm/mmu/spte.c b/arch/x86/kvm/mmu/spte.c index 22551e2f1d00..c42ac5d1f027 100644 --- a/arch/x86/kvm/mmu/spte.c +++ b/arch/x86/kvm/mmu/spte.c @@ -433,6 +433,12 @@ void kvm_mmu_set_mmio_spte_mask(u64 mmio_value, u64 mmio_mask, u64 access_mask) } EXPORT_SYMBOL_GPL(kvm_mmu_set_mmio_spte_mask); +void kvm_mmu_set_mmio_spte_value(struct kvm *kvm, u64 mmio_value) +{ + kvm->arch.shadow_mmio_value = mmio_value; +} +EXPORT_SYMBOL_GPL(kvm_mmu_set_mmio_spte_value); + void kvm_mmu_set_me_spte_mask(u64 me_value, u64 me_mask) { /* shadow_me_value must be a subset of shadow_me_mask */ |