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| author | Teodor Sigaev <teodor@sigaev.ru> | 2017-07-06 17:20:37 +0300 |
|---|---|---|
| committer | Teodor Sigaev <teodor@sigaev.ru> | 2017-07-06 17:20:37 +0300 |
| commit | b90e4ca3edfd60309e4bc4fcb96e658826a7e20d (patch) | |
| tree | c5a736b42a9577989e34a409138aa533093583e6 /src | |
| parent | fb63a0aa3388430545c7857e72251fc52eb85b1c (diff) | |
| download | postgresql-b90e4ca3edfd60309e4bc4fcb96e658826a7e20d.tar.gz postgresql-b90e4ca3edfd60309e4bc4fcb96e658826a7e20d.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
Diffstat (limited to 'src')
| -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 d5275be5c0a..f6007a436ce 100644 --- a/src/backend/access/heap/heapam.c +++ b/src/backend/access/heap/heapam.c @@ -5929,7 +5929,7 @@ 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; } else if (flags & FRM_RETURN_IS_MULTI) |