Use WaitLatch() for condition variables. Previously, condition_variable.c created a long lived WaitEventSet to avoid extra system calls. WaitLatch() now uses something similar internally, so there is no point in wasting an extra kernel descriptor.
Reviewed-by: Kyotaro Horiguchi <horikyota....@gmail.com> Discussion: https://postgr.es/m/CA%2BhUKGJAC4Oqao%3DqforhNey20J8CiG2R%3DoBPqvfR0vOJrFysGw%40mail.gmail.com Branch ------ master Details ------- https://git.postgresql.org/pg/commitdiff/e2d394df5df28ab5ee4bfac6b13837e99e24045d Modified Files -------------- src/backend/storage/lmgr/condition_variable.c | 28 +++++---------------------- 1 file changed, 5 insertions(+), 23 deletions(-)