[PATCH] KVM: x86: count number of zapped pages for tdp_mmu

[Liang Chen <liangchen.linux@gmail.com>]

Count the number of zapped pages of tdp_mmu for vm stat.

Signed-off-by: Liang Chen <liangchen.linux@gmail.com>
---
 arch/x86/kvm/mmu/tdp_mmu.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/x86/kvm/mmu/tdp_mmu.c b/arch/x86/kvm/mmu/tdp_mmu.c
index 6cd4dd631a2f..7f8bc1329aac 100644
--- a/arch/x86/kvm/mmu/tdp_mmu.c
+++ b/arch/x86/kvm/mmu/tdp_mmu.c
@@ -325,6 +325,7 @@ static void handle_removed_pt(struct kvm *kvm, tdp_ptep_t pt, bool shared)
 	int i;
 
 	trace_kvm_mmu_prepare_zap_page(sp);
+	++kvm->stat.mmu_shadow_zapped;
 
 	tdp_mmu_unlink_sp(kvm, sp, shared);
 
-- 
2.40.1