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-rw-r--r--nova/virt/fake.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/nova/virt/fake.py b/nova/virt/fake.py
index 80fbc7100..51ea50879 100644
--- a/nova/virt/fake.py
+++ b/nova/virt/fake.py
@@ -198,7 +198,7 @@ class FakeConnection(driver.ComputeDriver):
def get_diagnostics(self, instance_name):
return 'FAKE_DIAGNOSTICS'
- def get_all_bw_usage(self, start_time, stop_time=None):
+ def get_all_bw_usage(self, instances, start_time, stop_time=None):
"""Return bandwidth usage info for each interface on each
running VM"""
bwusage = []