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045ec34785
Somewhere during the development of the patch acquiring a lock during read access to variable-numbered stats got lost. The missing lock acquisition won't cause corruption, but can lead to reading torn values when accessing stats. Add the missing lock acquisitions. Reported-by: Greg Stark <stark@mit.edu> Reviewed-by: "Drouvot, Bertrand" <bdrouvot@amazon.com> Reviewed-by: Andres Freund <andres@anarazel.de> Author: Kyotaro Horiguchi <horikyota.ntt@gmail.com> Discussion: https://postgr.es/m/CAM-w4HMYkM_DkYhWtUGV+qE_rrBxKOzOF0+5faozxO3vXrc9wA@mail.gmail.com Backpatch: 15- |
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