Convert FixedParallelState->last_xlog_end to an atomic variable. Currently, this variable is an XLogRecPtr protected by a spinlock. By converting it to an atomic variable, we can remove the spinlock.
Reviewed-by: Zsolt Parragi <[email protected]> Tested-by: solai v <[email protected]> Discussion: https://postgr.es/m/alAJeRRzehDjLaF1%40nathan Branch ------ master Details ------- https://git.postgresql.org/pg/commitdiff/67b593861de13226d5bb23271aeaa16ce67024de Modified Files -------------- src/backend/access/transam/parallel.c | 22 ++++++++-------------- 1 file changed, 8 insertions(+), 14 deletions(-)
