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KVM: x86/tdp_mmu: Remove unused "kvm" of kvm_tdp_mmu_get_root()

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The "struct kvm *kvm" parameter of kvm_tdp_mmu_get_root() is not used,
so remove it. No functional change intended.

Signed-off-by: Jinrong Liang <cloudliang@tencent.com>
Message-Id: <20220125095909.38122-5-cloudliang@tencent.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Jinrong Liang 2022-01-25 17:58:54 +08:00 committed by Paolo Bonzini
parent e8f6e7383c
commit ad6d6b949e
2 changed files with 3 additions and 4 deletions
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4
arch/x86/kvm/mmu/tdp_mmu.c
View File

@ -126,7 +126,7 @@ static struct kvm_mmu_page *tdp_mmu_next_root(struct kvm *kvm,
while (next_root) { while (next_root) {
if ((!only_valid || !next_root->role.invalid) && if ((!only_valid || !next_root->role.invalid) &&
kvm_tdp_mmu_get_root(kvm, next_root)) kvm_tdp_mmu_get_root(next_root))
break; break;
next_root = list_next_or_null_rcu(&kvm->arch.tdp_mmu_roots, next_root = list_next_or_null_rcu(&kvm->arch.tdp_mmu_roots,
@ -220,7 +220,7 @@ hpa_t kvm_tdp_mmu_get_vcpu_root_hpa(struct kvm_vcpu *vcpu)
*/ */
for_each_tdp_mmu_root(kvm, root, kvm_mmu_role_as_id(role)) { for_each_tdp_mmu_root(kvm, root, kvm_mmu_role_as_id(role)) {
if (root->role.word == role.word && if (root->role.word == role.word &&
kvm_tdp_mmu_get_root(kvm, root)) kvm_tdp_mmu_get_root(root))
goto out; goto out;
} }

3
arch/x86/kvm/mmu/tdp_mmu.h
View File

@ -7,8 +7,7 @@
hpa_t kvm_tdp_mmu_get_vcpu_root_hpa(struct kvm_vcpu *vcpu); hpa_t kvm_tdp_mmu_get_vcpu_root_hpa(struct kvm_vcpu *vcpu);
__must_check static inline bool kvm_tdp_mmu_get_root(struct kvm *kvm, __must_check static inline bool kvm_tdp_mmu_get_root(struct kvm_mmu_page *root)
struct kvm_mmu_page *root)
{ {
return refcount_inc_not_zero(&root->tdp_mmu_root_count); return refcount_inc_not_zero(&root->tdp_mmu_root_count);
} }