diff options
| author | Alvaro Herrera <alvherre@alvh.no-ip.org> | 2013-09-16 15:45:00 -0300 |
|---|---|---|
| committer | Alvaro Herrera <alvherre@alvh.no-ip.org> | 2013-09-16 15:47:31 -0300 |
| commit | dd778e9d888454fdd2c25c66fc268ba9844eb125 (patch) | |
| tree | af4993780ba80c168f5203f303015fa60a37771f /src/backend/commands/vacuumlazy.c | |
| parent | 0892ecbc015930dde2cee9ad464b9b70fdb7667e (diff) | |
| download | postgresql-dd778e9d888454fdd2c25c66fc268ba9844eb125.tar.gz postgresql-dd778e9d888454fdd2c25c66fc268ba9844eb125.zip | |
Rename various "freeze multixact" variables
It seems to make more sense to use "cutoff multixact" terminology
throughout the backend code; "freeze" is associated with replacing of an
Xid with FrozenTransactionId, which is not what we do for MultiXactIds.
Andres Freund
Some adjustments by Álvaro Herrera
Diffstat (limited to 'src/backend/commands/vacuumlazy.c')
| -rw-r--r-- | src/backend/commands/vacuumlazy.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/src/backend/commands/vacuumlazy.c b/src/backend/commands/vacuumlazy.c index c34aa537281..bb4e03ebcbc 100644 --- a/src/backend/commands/vacuumlazy.c +++ b/src/backend/commands/vacuumlazy.c @@ -125,7 +125,7 @@ static int elevel = -1; static TransactionId OldestXmin; static TransactionId FreezeLimit; -static MultiXactId MultiXactFrzLimit; +static MultiXactId MultiXactCutoff; static BufferAccessStrategy vac_strategy; @@ -203,7 +203,7 @@ lazy_vacuum_rel(Relation onerel, VacuumStmt *vacstmt, vacuum_set_xid_limits(vacstmt->freeze_min_age, vacstmt->freeze_table_age, onerel->rd_rel->relisshared, &OldestXmin, &FreezeLimit, &freezeTableLimit, - &MultiXactFrzLimit); + &MultiXactCutoff); scan_all = TransactionIdPrecedesOrEquals(onerel->rd_rel->relfrozenxid, freezeTableLimit); @@ -273,7 +273,7 @@ lazy_vacuum_rel(Relation onerel, VacuumStmt *vacstmt, if (vacrelstats->scanned_pages < vacrelstats->rel_pages) new_frozen_xid = InvalidTransactionId; - new_min_multi = MultiXactFrzLimit; + new_min_multi = MultiXactCutoff; if (vacrelstats->scanned_pages < vacrelstats->rel_pages) new_min_multi = InvalidMultiXactId; @@ -868,7 +868,7 @@ lazy_scan_heap(Relation onerel, LVRelStats *vacrelstats, * freezing. Note we already have exclusive buffer lock. */ if (heap_freeze_tuple(tuple.t_data, FreezeLimit, - MultiXactFrzLimit)) + MultiXactCutoff)) frozen[nfrozen++] = offnum; } } /* scan along page */ @@ -886,7 +886,7 @@ lazy_scan_heap(Relation onerel, LVRelStats *vacrelstats, XLogRecPtr recptr; recptr = log_heap_freeze(onerel, buf, FreezeLimit, - MultiXactFrzLimit, frozen, nfrozen); + MultiXactCutoff, frozen, nfrozen); PageSetLSN(page, recptr); } } @@ -1231,7 +1231,7 @@ lazy_check_needs_freeze(Buffer buf) tupleheader = (HeapTupleHeader) PageGetItem(page, itemid); if (heap_tuple_needs_freeze(tupleheader, FreezeLimit, - MultiXactFrzLimit, buf)) + MultiXactCutoff, buf)) return true; } /* scan along page */ |