Convert ParallelBitmapHeapState->state to an atomic variable.

Currently, this variable is a SharedBitmapState 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/b1ec662ec189f3492a5c386edf80359347abefef

Modified Files
--------------
src/backend/executor/nodeBitmapHeapscan.c | 23 +++++++----------------
1 file changed, 7 insertions(+), 16 deletions(-)

Reply via email to