[FLINK-14704] Remove useless SynchronousSavepointLatch

• Type: Improvement
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 1.10.0
• Fix Version/s: 1.10.0
• Component/s: Runtime / Checkpointing, Runtime / Task
• Labels: pull-request-available
• Assignee: Yun Tang
• Reporter: Yun Tang
• Created: 11/Nov/19 08:51
• Updated: 12/Nov/19 15:26
• Resolved: 12/Nov/19 15:26

Description

After FLINK-12482, we have already let checkpoint trigger and run via the mail box on task side, which means previous SynchronousSavepointLatch is no longer useful.

We should remove SynchronousSavepointLatch and its test SynchronousSavepointSyncLatchTest.

Issue Links

• relates to: FLINK-14652 Refactor checkpointing related parts into one place on task side
• links to: GitHub Pull Request #10154