kvm-all: add kvm_ioctl, kvm_vm_ioctl, kvm_vcpu_ioctl tracepoints This patch adds tracepoints at ioctl to kvm. Tracing these ioctl is useful for clarification whether the cause of troubles is qemu or kvm. Signed-off-by: Kazuya Saito <saito.kazuya@jp.fujitsu.com> Reviewed-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>