diff options
| author | Teodor Sigaev <teodor@sigaev.ru> | 2017-07-06 17:18:55 +0300 |
|---|---|---|
| committer | Teodor Sigaev <teodor@sigaev.ru> | 2017-07-06 17:18:55 +0300 |
| commit | 31b8db8e6c1fa4436116f4be5ca789f3a01b9ebf (patch) | |
| tree | f1fb706beb7a7ed45b77cc9db722a95aebbe8d0d | |
| parent | f1dae097f2945ffcb59a9f236843e0e0bbf0920d (diff) | |
| download | postgresql-31b8db8e6c1fa4436116f4be5ca789f3a01b9ebf.tar.gz postgresql-31b8db8e6c1fa4436116f4be5ca789f3a01b9ebf.zip | |
Fix potential data corruption during freeze
Fix oversight in 3b97e6823b94 bug fix. Bitwise AND is used instead of OR and
it cleans all bits in t_infomask heap tuple field.
Backpatch to 9.3
| -rw-r--r-- | src/backend/access/heap/heapam.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/backend/access/heap/heapam.c b/src/backend/access/heap/heapam.c index 9766723deb3..011f2b9c542 100644 --- a/src/backend/access/heap/heapam.c +++ b/src/backend/access/heap/heapam.c @@ -6627,7 +6627,7 @@ heap_prepare_freeze_tuple(HeapTupleHeader tuple, TransactionId cutoff_xid, frz->t_infomask &= ~HEAP_XMAX_BITS; frz->xmax = newxmax; if (flags & FRM_MARK_COMMITTED) - frz->t_infomask &= HEAP_XMAX_COMMITTED; + frz->t_infomask |= HEAP_XMAX_COMMITTED; changed = true; totally_frozen = false; } |