KVM: x86/mmu: Remove unused "kvm" of kvm_mmu_unlink_parents()

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

Signed-off-by: Jinrong Liang <cloudliang@tencent.com>
Message-Id: <20220125095909.38122-2-cloudliang@tencent.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c
index 593093b..305aa0c 100644 (file)
--- a/arch/x86/kvm/mmu/mmu.c
+++ b/arch/x86/kvm/mmu/mmu.c
@@ -2307,7 +2307,7 @@ static int kvm_mmu_page_unlink_children(struct kvm *kvm,
        return zapped;
 }
 
-static void kvm_mmu_unlink_parents(struct kvm *kvm, struct kvm_mmu_page *sp)
+static void kvm_mmu_unlink_parents(struct kvm_mmu_page *sp)
 {
        u64 *sptep;
        struct rmap_iterator iter;
@@ -2351,7 +2351,7 @@ static bool __kvm_mmu_prepare_zap_page(struct kvm *kvm,
        ++kvm->stat.mmu_shadow_zapped;
        *nr_zapped = mmu_zap_unsync_children(kvm, sp, invalid_list);
        *nr_zapped += kvm_mmu_page_unlink_children(kvm, sp, invalid_list);
-       kvm_mmu_unlink_parents(kvm, sp);
+       kvm_mmu_unlink_parents(sp);
 
        /* Zapping children means active_mmu_pages has become unstable. */
        list_unstable = *nr_zapped;