diff options
Diffstat (limited to 'src/backend/commands')
| -rw-r--r-- | src/backend/commands/vacuumlazy.c | 17 |
1 files changed, 3 insertions, 14 deletions
diff --git a/src/backend/commands/vacuumlazy.c b/src/backend/commands/vacuumlazy.c index 8f7b2486e00..363b2d0d10c 100644 --- a/src/backend/commands/vacuumlazy.c +++ b/src/backend/commands/vacuumlazy.c @@ -766,7 +766,6 @@ lazy_scan_heap(Relation onerel, LVRelStats *vacrelstats, log_newpage_buffer(buf, true); PageSetAllVisible(page); - PageSetAllFrozen(page); visibilitymap_set(onerel, blkno, buf, InvalidXLogRecPtr, vmbuffer, InvalidTransactionId, VISIBILITYMAP_ALL_VISIBLE | VISIBILITYMAP_ALL_FROZEN); @@ -1024,6 +1023,9 @@ lazy_scan_heap(Relation onerel, LVRelStats *vacrelstats, { uint8 flags = VISIBILITYMAP_ALL_VISIBLE; + if (all_frozen) + flags |= VISIBILITYMAP_ALL_FROZEN; + /* * It should never be the case that the visibility map page is set * while the page-level bit is clear, but the reverse is allowed @@ -1038,11 +1040,6 @@ lazy_scan_heap(Relation onerel, LVRelStats *vacrelstats, * rare cases after a crash, it is not worth optimizing. */ PageSetAllVisible(page); - if (all_frozen) - { - PageSetAllFrozen(page); - flags |= VISIBILITYMAP_ALL_FROZEN; - } MarkBufferDirty(buf); visibilitymap_set(onerel, blkno, buf, InvalidXLogRecPtr, vmbuffer, visibility_cutoff_xid, flags); @@ -1093,10 +1090,6 @@ lazy_scan_heap(Relation onerel, LVRelStats *vacrelstats, else if (all_visible_according_to_vm && all_visible && all_frozen && !VM_ALL_FROZEN(onerel, blkno, &vmbuffer)) { - /* Page is marked all-visible but should be all-frozen */ - PageSetAllFrozen(page); - MarkBufferDirty(buf); - /* * We can pass InvalidTransactionId as the cutoff XID here, * because setting the all-frozen bit doesn't cause recovery @@ -1344,11 +1337,7 @@ lazy_vacuum_page(Relation onerel, BlockNumber blkno, Buffer buffer, */ if (heap_page_is_all_visible(onerel, buffer, &visibility_cutoff_xid, &all_frozen)) - { PageSetAllVisible(page); - if (all_frozen) - PageSetAllFrozen(page); - } /* * All the changes to the heap page have been done. If the all-visible |