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authorRichard van der Hoff <1389908+richvdh@users.noreply.github.com>2019-11-05 17:08:07 +0000
committerGitHub <noreply@github.com>2019-11-05 17:08:07 +0000
commit55a7da247a912ca2a4d539a63200fca0d6541f46 (patch)
treec0445991317e3dc26def157bfeb70d76d1b830c5 /synapse/util/caches
parentApply suggestions from code review (diff)
parentImprove documentation for EventContext fields (#6319) (diff)
downloadsynapse-55a7da247a912ca2a4d539a63200fca0d6541f46.tar.xz
Merge branch 'develop' into rav/url_preview_limit_title
Diffstat (limited to 'synapse/util/caches')
-rw-r--r--synapse/util/caches/__init__.py2
-rw-r--r--synapse/util/caches/descriptors.py9
2 files changed, 5 insertions, 6 deletions
diff --git a/synapse/util/caches/__init__.py b/synapse/util/caches/__init__.py
index 43fd65d693..da5077b471 100644
--- a/synapse/util/caches/__init__.py
+++ b/synapse/util/caches/__init__.py
@@ -107,7 +107,7 @@ def register_cache(cache_type, cache_name, cache, collect_callback=None):
                 if collect_callback:
                     collect_callback()
             except Exception as e:
-                logger.warn("Error calculating metrics for %s: %s", cache_name, e)
+                logger.warning("Error calculating metrics for %s: %s", cache_name, e)
                 raise
 
             yield GaugeMetricFamily("__unused", "")
diff --git a/synapse/util/caches/descriptors.py b/synapse/util/caches/descriptors.py
index 5ac2530a6a..0e8da27f53 100644
--- a/synapse/util/caches/descriptors.py
+++ b/synapse/util/caches/descriptors.py
@@ -438,7 +438,7 @@ class CacheDescriptor(_CacheDescriptorBase):
                 if isinstance(cached_result_d, ObservableDeferred):
                     observer = cached_result_d.observe()
                 else:
-                    observer = cached_result_d
+                    observer = defer.succeed(cached_result_d)
 
             except KeyError:
                 ret = defer.maybeDeferred(
@@ -482,9 +482,8 @@ class CacheListDescriptor(_CacheDescriptorBase):
     Given a list of keys it looks in the cache to find any hits, then passes
     the list of missing keys to the wrapped function.
 
-    Once wrapped, the function returns either a Deferred which resolves to
-    the list of results, or (if all results were cached), just the list of
-    results.
+    Once wrapped, the function returns a Deferred which resolves to the list
+    of results.
     """
 
     def __init__(
@@ -618,7 +617,7 @@ class CacheListDescriptor(_CacheDescriptorBase):
                 )
                 return make_deferred_yieldable(d)
             else:
-                return results
+                return defer.succeed(results)
 
         obj.__dict__[self.orig.__name__] = wrapped