Lock mutex in Buffer.SetLimit (!2627) · Merge requests · GitLab.org / gitlab-runner · GitLab

Pedro Pombeiro (OOO from July 16th till Aug 7th) requested to merge fix-race-condition into master Dec 16, 2020

What does this MR do?

Adds a mutex lock in Buffer.SetLimit to prevent the data race displayed in https://gitlab.com/gitlab-org/gitlab-runner/-/jobs/916941015#L370

Why was this MR needed?

To avoid random broken builds.

What are the relevant issue numbers?

Fixes #27326 (closed)