pnowojski commented on a change in pull request #6974: [FLINK-10727][network]
remove unnecessary synchronization in SingleInputGate#requestPartitions()
URL: https://github.com/apache/flink/pull/6974#discussion_r229666072
##########
File path:
flink-runtime/src/main/java/org/apache/flink/runtime/io/network/partition/consumer/SingleInputGate.java
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@@ -477,8 +477,8 @@ public boolean isFinished() {
@Override
public void requestPartitions() throws IOException,
InterruptedException {
- synchronized (requestLock) {
- if (!requestedPartitionsFlag) {
+ if (!requestedPartitionsFlag) {
Review comment:
1. please revert order of if/else for simplicity
2. you are effectively making this method not thread safe, which might be
some "gotcha" moment for some future developer
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