diff options
| author | Ben Gardon <bgardon@google.com> | 2020-10-14 11:26:52 -0700 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2020-10-23 03:42:11 -0400 |
| commit | 063afacd8730be3d9a3d50f9ea730f840265aba0 (patch) | |
| tree | de85b358beb10da84e0a29939b9ffe2cacacc939 /arch/x86/kvm/mmu/tdp_mmu.h | |
| parent | 89c0fd494af3912d32ba5765b7147f36a34d1fa3 (diff) | |
| download | linux-063afacd8730be3d9a3d50f9ea730f840265aba0.tar.bz2 | |
kvm: x86/mmu: Support invalidate range MMU notifier for TDP MMU
In order to interoperate correctly with the rest of KVM and other Linux
subsystems, the TDP MMU must correctly handle various MMU notifiers. Add
hooks to handle the invalidate range family of MMU notifiers.
Tested by running kvm-unit-tests and KVM selftests on an Intel Haswell
machine. This series introduced no new failures.
This series can be viewed in Gerrit at:
https://linux-review.googlesource.com/c/virt/kvm/kvm/+/2538
Signed-off-by: Ben Gardon <bgardon@google.com>
Message-Id: <20201014182700.2888246-13-bgardon@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/kvm/mmu/tdp_mmu.h')
| -rw-r--r-- | arch/x86/kvm/mmu/tdp_mmu.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/kvm/mmu/tdp_mmu.h b/arch/x86/kvm/mmu/tdp_mmu.h index aed21a7a3bd6..af25d2462cb8 100644 --- a/arch/x86/kvm/mmu/tdp_mmu.h +++ b/arch/x86/kvm/mmu/tdp_mmu.h @@ -18,4 +18,7 @@ void kvm_tdp_mmu_zap_all(struct kvm *kvm); int kvm_tdp_mmu_map(struct kvm_vcpu *vcpu, gpa_t gpa, u32 error_code, int map_writable, int max_level, kvm_pfn_t pfn, bool prefault); + +int kvm_tdp_mmu_zap_hva_range(struct kvm *kvm, unsigned long start, + unsigned long end); #endif /* __KVM_X86_MMU_TDP_MMU_H */ |