diff options
Diffstat (limited to 'src/backend/access/transam/commit_ts.c')
| -rw-r--r-- | src/backend/access/transam/commit_ts.c | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/src/backend/access/transam/commit_ts.c b/src/backend/access/transam/commit_ts.c index 5ad35c0d7f8..33136e3c1d9 100644 --- a/src/backend/access/transam/commit_ts.c +++ b/src/backend/access/transam/commit_ts.c @@ -252,8 +252,10 @@ TransactionIdSetCommitTs(TransactionId xid, TimestampTz ts, /* * Interrogate the commit timestamp of a transaction. * - * Return value indicates whether commit timestamp record was found for - * given xid. + * The return value indicates whether a commit timestamp record was found for + * the given xid. The timestamp value is returned in *ts (which may not be + * null), and the origin node for the Xid is returned in *nodeid, if it's not + * null. */ bool TransactionIdGetCommitTsData(TransactionId xid, TimestampTz *ts, @@ -294,8 +296,7 @@ TransactionIdGetCommitTsData(TransactionId xid, TimestampTz *ts, TransactionIdPrecedes(xid, oldestCommitTs) || TransactionIdPrecedes(newestCommitTs, xid)) { - if (ts) - *ts = 0; + *ts = 0; if (nodeid) *nodeid = InvalidRepOriginId; return false; @@ -312,8 +313,7 @@ TransactionIdGetCommitTsData(TransactionId xid, TimestampTz *ts, LWLockAcquire(CommitTsLock, LW_SHARED); if (commitTsShared->xidLastCommit == xid) { - if (ts) - *ts = commitTsShared->dataLastCommit.time; + *ts = commitTsShared->dataLastCommit.time; if (nodeid) *nodeid = commitTsShared->dataLastCommit.nodeid; @@ -330,8 +330,7 @@ TransactionIdGetCommitTsData(TransactionId xid, TimestampTz *ts, SizeOfCommitTimestampEntry * entryno, SizeOfCommitTimestampEntry); - if (ts) - *ts = entry.time; + *ts = entry.time; if (nodeid) *nodeid = entry.nodeid; |