Merge pull request #1071 from huangwei/wei/tp-qemu-test-aarch64-zero_copy

zero_copy: Check nettype for zero_copy test

qemu/tests/zero_copy.py

@@ -52,6 +52,9 @@ def run(test, params, env):
         enable_zerocopytx_in_host(False)
 
     error.context("Boot vm with 'vhost=on'", logging.info)
+    if params.get("nettype") == "user":
+        test.cancel("Unable start test with user networking, please "
+                    "change nettype.")
     params["vhost"] = "vhost=on"
     params["start_vm"] = 'yes'
     login_timeout = int(params.get("login_timeout", 360))