From c6af4d6ed59235d8fec52aeddfcd9a65607139ff Mon Sep 17 00:00:00 2001
From: Christian Mollekopf <chrigi_1@fastmail.fm>
Date: Tue, 22 Nov 2016 10:26:30 +0100
Subject: Avoid unnecessary transactions.

---
 common/genericresource.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'common/genericresource.cpp')

diff --git a/common/genericresource.cpp b/common/genericresource.cpp
index e36b750..7c4d4ea 100644
--- a/common/genericresource.cpp
+++ b/common/genericresource.cpp
@@ -186,12 +186,13 @@ private slots:
     {
         auto time = QSharedPointer<QTime>::create();
         time->start();
-        mPipeline->startTransaction();
         mPipeline->cleanupRevisions(mLowerBoundRevision);
-        mPipeline->commit();
         SinkTrace() << "Cleanup done." << Log::TraceTime(time->elapsed());
 
         // Go through all message queues
+        if (mCommandQueues.isEmpty()) {
+            return KAsync::null<void>();
+        }
         auto it = QSharedPointer<QListIterator<MessageQueue *>>::create(mCommandQueues);
         return KAsync::dowhile(
             [it, this]() {
-- 
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