Import wiredtiger: 3be9854c26467f15b1e3e1d3b1b2cfc86c859b10 from branch mongodb-5.0

ref: ca937e9bc0..3be9854c26
for: 4.9.0

WT-6709       Remove timestamp queues that used to store read/durable timestamps

1 files changed, 0 insertions, 20 deletions

diff --git a/src/third_party/wiredtiger/src/include/txn.h b/src/third_party/wiredtiger/src/include/txn.h
index de72ec0c64c..23ed483a3fe 100644
--- a/src/third_party/wiredtiger/src/include/txn.h
+++ b/src/third_party/wiredtiger/src/include/txn.h
@@ -104,20 +104,10 @@ struct __wt_txn_shared {
      */
     wt_timestamp_t read_timestamp;
 
-    TAILQ_ENTRY(__wt_txn_shared) read_timestampq;
-    TAILQ_ENTRY(__wt_txn_shared) durable_timestampq;
-    /* Set if need to clear from the durable queue */
-
     volatile uint8_t is_allocating;
-    uint8_t clear_durable_q;
-    uint8_t clear_read_q; /* Set if need to clear from the read queue */
-
     WT_CACHE_LINE_PAD_END
 };
 
-TAILQ_HEAD(__wt_txn_dts_qh, __wt_txn_shared);
-TAILQ_HEAD(__wt_txn_rts_qh, __wt_txn_shared);
-
 struct __wt_txn_global {
     volatile uint64_t current; /* Current transaction ID. */
 
@@ -151,16 +141,6 @@ struct __wt_txn_global {
     /* Protects logging, checkpoints and transaction visibility. */
     WT_RWLOCK visibility_rwlock;
 
-    /* List of transactions sorted by durable timestamp. */
-    WT_RWLOCK durable_timestamp_rwlock;
-    struct __wt_txn_dts_qh durable_timestamph;
-    uint32_t durable_timestampq_len;
-
-    /* List of transactions sorted by read timestamp. */
-    WT_RWLOCK read_timestamp_rwlock;
-    struct __wt_txn_rts_qh read_timestamph;
-    uint32_t read_timestampq_len;
-
     /*
      * Track information about the running checkpoint. The transaction snapshot used when
      * checkpointing are special. Checkpoints can run for a long time so we keep them out of regular