KVM: MMU: remove kvm_mmu_set_base_ptes

Unused.

Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>

diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index 0aac41f..11b9102 100644 (file)
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -196,7 +196,6 @@ static struct percpu_counter kvm_total_used_mmu_pages;
 
 static u64 __read_mostly shadow_trap_nonpresent_pte;
 static u64 __read_mostly shadow_notrap_nonpresent_pte;
-static u64 __read_mostly shadow_base_present_pte;
 static u64 __read_mostly shadow_nx_mask;
 static u64 __read_mostly shadow_x_mask;        /* mutual exclusive with nx_mask */
 static u64 __read_mostly shadow_user_mask;
@@ -215,12 +214,6 @@ void kvm_mmu_set_nonpresent_ptes(u64 trap_pte, u64 notrap_pte)
 }
 EXPORT_SYMBOL_GPL(kvm_mmu_set_nonpresent_ptes);
 
-void kvm_mmu_set_base_ptes(u64 base_pte)
-{
-       shadow_base_present_pte = base_pte;
-}
-EXPORT_SYMBOL_GPL(kvm_mmu_set_base_ptes);
-
 void kvm_mmu_set_mask_ptes(u64 user_mask, u64 accessed_mask,
                u64 dirty_mask, u64 nx_mask, u64 x_mask)
 {
@@ -1975,7 +1968,7 @@ static int set_spte(struct kvm_vcpu *vcpu, u64 *sptep,
         * whether the guest actually used the pte (in order to detect
         * demand paging).
         */
-       spte = shadow_base_present_pte;
+       spte = PT_PRESENT_MASK;
        if (!speculative)
                spte |= shadow_accessed_mask;
        if (!dirty)

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index c0bd2a2..a2a7854 100644 (file)
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -4693,7 +4693,6 @@ int kvm_arch_init(void *opaque)
 
        kvm_x86_ops = ops;
        kvm_mmu_set_nonpresent_ptes(0ull, 0ull);
-       kvm_mmu_set_base_ptes(PT_PRESENT_MASK);
        kvm_mmu_set_mask_ptes(PT_USER_MASK, PT_ACCESSED_MASK,
                        PT_DIRTY_MASK, PT64_NX_MASK, 0);