AndrewJSchofield commented on code in PR #17739: URL: https://github.com/apache/kafka/pull/17739#discussion_r1835733808
########## core/src/main/java/kafka/server/share/DelayedShareFetch.java: ########## @@ -90,14 +90,17 @@ public void onExpiration() { */ @Override public void onComplete() { + // We are utilizing lock so that onComplete doesn't do a dirty read for global variables - + // partitionsAcquired and partitionsAlreadyFetched, since these variables can get updated in a different tryComplete thread. + lock.lock(); log.trace("Completing the delayed share fetch request for group {}, member {}, " + "topic partitions {}", shareFetchData.groupId(), shareFetchData.memberId(), partitionsAcquired.keySet()); if (shareFetchData.future().isDone()) return; Review Comment: Hmm. Isn't this a return without unlocking? Seems wrong. I wonder if you should rearrange the code here so there's a try-finally and it's not possible to exit the method without unlocking. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: jira-unsubscr...@kafka.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org