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-rw-r--r--src/python/m5/simulate.py3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/python/m5/simulate.py b/src/python/m5/simulate.py
index 1d7ebeb9d..b3ae367ba 100644
--- a/src/python/m5/simulate.py
+++ b/src/python/m5/simulate.py
@@ -129,7 +129,8 @@ def instantiate(ckpt_dir=None):
# We want to generate the DVFS diagram for the system. This can only be
# done once all of the CPP objects have been created and initialised so
# that we are able to figure out which object belongs to which domain.
- do_dvfs_dot(root, options.outdir, options.dot_dvfs_config)
+ if options.dot_dvfs_config:
+ do_dvfs_dot(root, options.outdir, options.dot_dvfs_config)
# We're done registering statistics. Enable the stats package now.
stats.enable()