[13/15] KVM: x86/mmu: Unexport MMU load/unload functions
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Message ID 20210302184540.2829328-14-seanjc@google.com
State New, archived
Headers show
  • KVM: x86/mmu: Lots of bug fixes
Related show

Commit Message

Sean Christopherson March 2, 2021, 6:45 p.m. UTC
Unexport the MMU load and unload helpers now that they are no longer
used (incorrectly) in vendor code.

Opportunistically move the kvm_mmu_sync_roots() declaration into mmu.h,
it should not be exposed to vendor code.

No functional change intended.

Signed-off-by: Sean Christopherson <seanjc@google.com>
 arch/x86/include/asm/kvm_host.h | 3 ---
 arch/x86/kvm/mmu.h              | 4 ++++
 arch/x86/kvm/mmu/mmu.c          | 2 --
 3 files changed, 4 insertions(+), 5 deletions(-)

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diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index 6db60ea8ee5b..2da6c9f5935a 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -1592,9 +1592,6 @@  void kvm_update_dr7(struct kvm_vcpu *vcpu);
 int kvm_mmu_unprotect_page(struct kvm *kvm, gfn_t gfn);
 void __kvm_mmu_free_some_pages(struct kvm_vcpu *vcpu);
-int kvm_mmu_load(struct kvm_vcpu *vcpu);
-void kvm_mmu_unload(struct kvm_vcpu *vcpu);
-void kvm_mmu_sync_roots(struct kvm_vcpu *vcpu);
 void kvm_mmu_free_roots(struct kvm_vcpu *vcpu, struct kvm_mmu *mmu,
 			ulong roots_to_free);
 gpa_t translate_nested_gpa(struct kvm_vcpu *vcpu, gpa_t gpa, u32 access,
diff --git a/arch/x86/kvm/mmu.h b/arch/x86/kvm/mmu.h
index 72b0f66073dc..67e8c7c7a6ce 100644
--- a/arch/x86/kvm/mmu.h
+++ b/arch/x86/kvm/mmu.h
@@ -74,6 +74,10 @@  bool kvm_can_do_async_pf(struct kvm_vcpu *vcpu);
 int kvm_handle_page_fault(struct kvm_vcpu *vcpu, u64 error_code,
 				u64 fault_address, char *insn, int insn_len);
+int kvm_mmu_load(struct kvm_vcpu *vcpu);
+void kvm_mmu_unload(struct kvm_vcpu *vcpu);
+void kvm_mmu_sync_roots(struct kvm_vcpu *vcpu);
 static inline int kvm_mmu_reload(struct kvm_vcpu *vcpu)
 	if (likely(vcpu->arch.mmu->root_hpa != INVALID_PAGE))
diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c
index 45fe97b3b25d..86432d6a4092 100644
--- a/arch/x86/kvm/mmu/mmu.c
+++ b/arch/x86/kvm/mmu/mmu.c
@@ -4827,7 +4827,6 @@  int kvm_mmu_load(struct kvm_vcpu *vcpu)
 	return r;
 void kvm_mmu_unload(struct kvm_vcpu *vcpu)
@@ -4836,7 +4835,6 @@  void kvm_mmu_unload(struct kvm_vcpu *vcpu)
 	kvm_mmu_free_roots(vcpu, &vcpu->arch.guest_mmu, KVM_MMU_ROOTS_ALL);
 static bool need_remote_flush(u64 old, u64 new)