[PATCH v3 5/9] x86/kvm/mmu: get rid of redundant kvm_mmu_setup()

From: Vitaly Kuznetsov
Date: Mon Oct 01 2018 - 10:20:51 EST


From: Paolo Bonzini <pbonzini@xxxxxxxxxx>

Just inline the contents into the sole caller, kvm_init_mmu is now
public.

Suggested-by: Vitaly Kuznetsov <vkuznets@xxxxxxxxxx>
Signed-off-by: Paolo Bonzini <pbonzini@xxxxxxxxxx>
Reviewed-by: Sean Christopherson <sean.j.christopherson@xxxxxxxxx>
---
arch/x86/include/asm/kvm_host.h | 1 -
arch/x86/kvm/mmu.c | 12 ------------
arch/x86/kvm/x86.c | 2 +-
3 files changed, 1 insertion(+), 14 deletions(-)

diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index a3829869353b..a64da200aed1 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -1176,7 +1176,6 @@ void kvm_mmu_module_exit(void);

void kvm_mmu_destroy(struct kvm_vcpu *vcpu);
int kvm_mmu_create(struct kvm_vcpu *vcpu);
-void kvm_mmu_setup(struct kvm_vcpu *vcpu);
void kvm_mmu_init_vm(struct kvm *kvm);
void kvm_mmu_uninit_vm(struct kvm *kvm);
void kvm_mmu_set_mask_ptes(u64 user_mask, u64 accessed_mask,
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index bb6584222848..02bc3d6c27a3 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -5426,18 +5426,6 @@ int kvm_mmu_create(struct kvm_vcpu *vcpu)
return alloc_mmu_pages(vcpu);
}

-void kvm_mmu_setup(struct kvm_vcpu *vcpu)
-{
- MMU_WARN_ON(VALID_PAGE(vcpu->arch.mmu->root_hpa));
-
- /*
- * kvm_mmu_setup() is called only on vCPU initialization.
- * Therefore, no need to reset mmu roots as they are not yet
- * initialized.
- */
- kvm_init_mmu(vcpu, false);
-}
-
static void kvm_mmu_invalidate_zap_pages_in_memslot(struct kvm *kvm,
struct kvm_memory_slot *slot,
struct kvm_page_track_notifier_node *node)
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index d58dc530ed84..b93b1ef8854b 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -8478,7 +8478,7 @@ int kvm_arch_vcpu_setup(struct kvm_vcpu *vcpu)
kvm_vcpu_mtrr_init(vcpu);
vcpu_load(vcpu);
kvm_vcpu_reset(vcpu, false);
- kvm_mmu_setup(vcpu);
+ kvm_init_mmu(vcpu, false);
vcpu_put(vcpu);
return 0;
}
--
2.17.1