diff options
| author | Mark Brown <broonie@kernel.org> | 2022-08-05 14:54:41 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2022-08-05 14:54:41 +0100 |
| commit | 20ee3bb0cee3b0d161e5afbbf3fcd65f5654c42c (patch) | |
| tree | 18143f941f1bb6bc5e0abf79aedd70742a35877f | |
| parent | c5aac02ff1384c0923525db1bc53c0e07da5a918 (diff) | |
| parent | 90752dcef2e3d6c5db0d3cd3809d282918a6eef4 (diff) | |
Merge branch 'next' of git://git.kernel.org/pub/scm/virt/kvm/kvm.git
| -rw-r--r-- | arch/x86/kvm/x86.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 79a8a74b6b2a..e66234998e2d 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -3413,6 +3413,7 @@ static void record_steal_time(struct kvm_vcpu *vcpu) struct gfn_to_hva_cache *ghc = &vcpu->arch.st.cache; struct kvm_steal_time __user *st; struct kvm_memslots *slots; + gpa_t gpa = vcpu->arch.st.msr_val & KVM_STEAL_VALID_BITS; u64 steal; u32 version; @@ -3430,13 +3431,12 @@ static void record_steal_time(struct kvm_vcpu *vcpu) slots = kvm_memslots(vcpu->kvm); if (unlikely(slots->generation != ghc->generation || + gpa != ghc->gpa || kvm_is_error_hva(ghc->hva) || !ghc->memslot)) { - gfn_t gfn = vcpu->arch.st.msr_val & KVM_STEAL_VALID_BITS; - /* We rely on the fact that it fits in a single page. */ BUILD_BUG_ON((sizeof(*st) - 1) & KVM_STEAL_VALID_BITS); - if (kvm_gfn_to_hva_cache_init(vcpu->kvm, ghc, gfn, sizeof(*st)) || + if (kvm_gfn_to_hva_cache_init(vcpu->kvm, ghc, gpa, sizeof(*st)) || kvm_is_error_hva(ghc->hva) || !ghc->memslot) return; } @@ -4714,6 +4714,7 @@ static void kvm_steal_time_set_preempted(struct kvm_vcpu *vcpu) struct kvm_steal_time __user *st; struct kvm_memslots *slots; static const u8 preempted = KVM_VCPU_PREEMPTED; + gpa_t gpa = vcpu->arch.st.msr_val & KVM_STEAL_VALID_BITS; /* * The vCPU can be marked preempted if and only if the VM-Exit was on @@ -4741,6 +4742,7 @@ static void kvm_steal_time_set_preempted(struct kvm_vcpu *vcpu) slots = kvm_memslots(vcpu->kvm); if (unlikely(slots->generation != ghc->generation || + gpa != ghc->gpa || kvm_is_error_hva(ghc->hva) || !ghc->memslot)) return; |