I wrote D121366, a small improvement to the scheduling parallelism in DAGCombiner, specifically the ImproveChain lambda and its handling of relaxed atomics.
It is the first time I attempt to contribute to llvm-project.
The diff is waiting for CR, for 3 or so weeks.
According to CODE_OWNERS.txt, I have added Justin Bogner and based on git blame, I added Nirav Dave.
There were no responses, however. Am I expected to ping them? (how?)
Do I need to find other reviewers? Who else is familiar with that area in the system? How do people generally find suitable reviewers?