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-rw-r--r--src/backend/commands/sequence.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/backend/commands/sequence.c b/src/backend/commands/sequence.c
index f3d1779655b..ef014496782 100644
--- a/src/backend/commands/sequence.c
+++ b/src/backend/commands/sequence.c
@@ -377,7 +377,8 @@ fill_seq_fork_with_data(Relation rel, HeapTuple tuple, ForkNumber forkNum)
/* Initialize first page of relation with special magic number */
- buf = ReadBufferExtended(rel, forkNum, P_NEW, RBM_ZERO_AND_LOCK, NULL);
+ buf = ExtendBufferedRel(EB_REL(rel), forkNum, NULL,
+ EB_LOCK_FIRST | EB_SKIP_EXTENSION_LOCK);
Assert(BufferGetBlockNumber(buf) == 0);
page = BufferGetPage(buf);