Import wiredtiger: 943d9cdd2a1cfc4ae357da44ec497b5115ff3139 from branch mongodb-4.4

ref: a7af601643..943d9cdd2a
for: 4.4.0-rc8

WT-6168       Ignore history store visibility when resolving prepared updates
WT-6250       Avoid passing reconcile struct to cell layer for stat logging
WT-6302       Move format operations tracing into WiredTiger log files
WT-6303       Fix commit check may fail because of a prepared rollback
WT-6306       Do not force evict HS pages because of deleted items
WT-6307       Increase the page cache size for all the page allocations
WT-6312       Add history store verification
WT-6315       Fix commit check failure because of updates restored from data store
WT-6317       Create variant of compatibility test that runs faster and generates a smaller artifact footprint
WT-6318       Stop assuming exclusive access when writing to history store pages
WT-6320       Allow eviction of pages with older content

1 files changed, 6 insertions, 1 deletions

diff --git a/src/third_party/wiredtiger/src/include/cursor.i b/src/third_party/wiredtiger/src/include/cursor.i
index d3237ad91d2..362efea63a9 100644
--- a/src/third_party/wiredtiger/src/include/cursor.i
+++ b/src/third_party/wiredtiger/src/include/cursor.i
@@ -210,9 +210,14 @@ __cursor_reset(WT_CURSOR_BTREE *cbt)
     /*
      * If we were scanning and saw a lot of deleted records on this page, try to evict the page when
      * we release it.
+     *
+     * A visible stop timestamp could have been treated as a tombstone and accounted in the deleted
+     * count. Such a page might not have any new updates and be clean, but could benefit from
+     * reconciliation getting rid of the obsolete content. Hence mark the page dirty to force it
+     * through reconciliation.
      */
     if (cbt->page_deleted_count > WT_BTREE_DELETE_THRESHOLD) {
-        __wt_page_evict_soon(session, cbt->ref);
+        WT_RET(__wt_page_dirty_and_evict_soon(session, cbt->ref));
         WT_STAT_CONN_INCR(session, cache_eviction_force_delete);
     }
     cbt->page_deleted_count = 0;