Import wiredtiger: f08adbc5b4ced8ea39decd4da4efd40cdce768ec from branch mongodb-5.0

ref: 3e0f17b169..f08adbc5b4
for: 4.9.0

WT-6710       Change the default transaction isolation to snapshot
WT-6845       Set session btree to HS when operating on history store
WT-6957       Reposition the cursor if __ht_hs_modify return WT_RESTART

1 files changed, 0 insertions, 31 deletions

diff --git a/src/third_party/wiredtiger/src/conn/conn_dhandle.c b/src/third_party/wiredtiger/src/conn/conn_dhandle.c
index 8727ed1b18b..16a9d7812b5 100644
--- a/src/third_party/wiredtiger/src/conn/conn_dhandle.c
+++ b/src/third_party/wiredtiger/src/conn/conn_dhandle.c
@@ -848,37 +848,6 @@ restart:
 }
 
 /*
- * __wt_dhandle_update_write_gens --
- *     Update the open dhandles write generation and base write generation number.
- */
-void
-__wt_dhandle_update_write_gens(WT_SESSION_IMPL *session)
-{
-    WT_BTREE *btree;
-    WT_CONNECTION_IMPL *conn;
-    WT_DATA_HANDLE *dhandle;
-
-    conn = S2C(session);
-
-    for (dhandle = NULL;;) {
-        WT_WITH_HANDLE_LIST_WRITE_LOCK(session, WT_DHANDLE_NEXT(session, dhandle, &conn->dhqh, q));
-        if (dhandle == NULL)
-            break;
-        btree = (WT_BTREE *)dhandle->handle;
-
-        WT_ASSERT(session, btree != NULL);
-
-        /*
-         * Initialize the btrees write generation numbers and runtime write generations after
-         * rollback to stable so that the transaction ids of the pages will be reset when loaded
-         * from disk to memory.
-         */
-        btree->write_gen = btree->base_write_gen = btree->run_write_gen =
-          WT_MAX(btree->write_gen, conn->base_write_gen);
-    }
-}
-
-/*
  * __wt_verbose_dump_handles --
  *     Dump information about all data handles.
  */