pgsql: Add comment about keeping PD_ALL_VISIBLE and VM in sync - Mailing list pgsql-committers

Add comment about keeping PD_ALL_VISIBLE and VM in sync

The comment above heap_xlog_visible() about the critical integrity
requirement for PD_ALL_VISIBLE and the visibility map should also be in
heap_xlog_prune_freeze() where we set PD_ALL_VISIBLE.

Oversight in add323da40a6bf9e

Author: Melanie Plageman <melanieplageman@gmail.com>
Discussion: https://postgr.es/m/flat/CAAKRu_ZMw6Npd_qm2KM%2BFwQ3cMOMx1Dh3VMhp8-V7SOLxdK9-g%40mail.gmail.com

Branch
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master

Details
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https://git.postgresql.org/pg/commitdiff/eebec3ca4b5ef13d01837966f51b391143670131

Modified Files
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src/backend/access/heap/heapam_xlog.c | 6 ++++++
1 file changed, 6 insertions(+)