Recheck state after acquiring lock #2776
Merged
Conversation
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Signed-off-by: Alan Jowett <[email protected]>
Alan-Jowett
requested review from
dthaler,
poornagmsft,
saxena-anurag,
shankarseal,
dv-msft,
delaramamiri,
gtrevi and
shpalani
as code owners
dv-msft
approved these changes
Aug 21, 2023
saxena-anurag
approved these changes
Aug 21, 2023
github-merge-queue
bot
removed this pull request from the merge queue due to no response for status checks
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
Description
The function _insert_into_hot_list needs to recheck the key state after acquiring the lock. Failure to do this causes freed keys to be inserted into the hot list.
Testing
CI/CD + Perf tests.
Documentation
No.
Installation
No.