[1.19] oci: do not use conmon for exec sync #4953
Merged
+106
−208
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What type of PR is this?
/kind bug
What this PR does / why we need it:
It is not really needed, and causes unnecessary overhead. Plus, we drop an unkillable child from the mix
allowing cri-o to keep track of its children better.
Which issue(s) this PR fixes:
Backport of #4943
Special notes for your reviewer:
eebef46 is not part of this backport, because we do not have internal types at this point in time.
Does this PR introduce a user-facing change?