KVM: MMU: add tracepoint for kvm_mmu_invalidate_all_pages
It is good for debug and development
Signed-off-by: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
Reviewed-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Gleb Natapov <gleb@redhat.com>
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index c8063b9..3fd060a 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -4264,6 +4264,7 @@
void kvm_mmu_invalidate_zap_all_pages(struct kvm *kvm)
{
spin_lock(&kvm->mmu_lock);
+ trace_kvm_mmu_invalidate_zap_all_pages(kvm);
kvm->arch.mmu_valid_gen++;
kvm_zap_obsolete_pages(kvm);