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authorAndres Freund <andres@anarazel.de>2022-08-22 20:16:50 -0700
committerAndres Freund <andres@anarazel.de>2022-08-22 20:17:45 -0700
commit045ec347857b66e8a494b2c12126a6d476702065 (patch)
tree148fe30dac9b281d1ff7d704ba2b457d9eaff35b /src/backend/replication/logical/reorderbuffer.c
parenta2caf182a2edcee7b1c00036b7dba6762941473c (diff)
downloadpostgresql-045ec347857b66e8a494b2c12126a6d476702065.tar.gz
postgresql-045ec347857b66e8a494b2c12126a6d476702065.zip
pgstat: Acquire lock when reading variable-numbered stats
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-
Diffstat (limited to 'src/backend/replication/logical/reorderbuffer.c')
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