KVM: MMU: Add drop_large_spte() helper
To clarify spte fetching code, move large spte handling into a helper.
Signed-off-by: Avi Kivity <avi@redhat.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index 5a6019a..b75d6cb 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -1492,6 +1492,14 @@
__set_spte(sptep, spte);
}
+static void drop_large_spte(struct kvm_vcpu *vcpu, u64 *sptep)
+{
+ if (is_large_pte(*sptep)) {
+ drop_spte(vcpu->kvm, sptep, shadow_trap_nonpresent_pte);
+ kvm_flush_remote_tlbs(vcpu->kvm);
+ }
+}
+
static void kvm_mmu_page_unlink_children(struct kvm *kvm,
struct kvm_mmu_page *sp)
{