[PATCH 09/69] perf scripts python: exported-sql-viewer.py: Add LookupModel()

From: Arnaldo Carvalho de Melo
Date: Fri Oct 11 2019 - 16:07:12 EST


From: Adrian Hunter <adrian.hunter@xxxxxxxxx>

Add LookupModel() to find a model in the model cache without creating it.

Signed-off-by: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Link: http://lore.kernel.org/lkml/20190821083216.1340-2-adrian.hunter@xxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/perf/scripts/python/exported-sql-viewer.py | 9 +++++++++
1 file changed, 9 insertions(+)

diff --git a/tools/perf/scripts/python/exported-sql-viewer.py b/tools/perf/scripts/python/exported-sql-viewer.py
index 61b3911d91e6..18ad04654adc 100755
--- a/tools/perf/scripts/python/exported-sql-viewer.py
+++ b/tools/perf/scripts/python/exported-sql-viewer.py
@@ -341,6 +341,15 @@ def LookupCreateModel(model_name, create_fn):
model_cache_lock.release()
return model

+def LookupModel(model_name):
+ model_cache_lock.acquire()
+ try:
+ model = model_cache[model_name]
+ except:
+ model = None
+ model_cache_lock.release()
+ return model
+
# Find bar

class FindBar():
--
2.21.0