|
37 | 37 | * |
38 | 38 | * |
39 | 39 | * IDENTIFICATION |
40 | | - * $PostgreSQL: pgsql/src/backend/storage/ipc/procarray.c,v 1.74 2010/08/3014:16:48 sriggs Exp $ |
| 40 | + * $PostgreSQL: pgsql/src/backend/storage/ipc/procarray.c,v 1.75 2010/08/3017:30:44 tgl Exp $ |
41 | 41 | * |
42 | 42 | *------------------------------------------------------------------------- |
43 | 43 | */ |
@@ -156,7 +156,7 @@ static intKnownAssignedXidsGet(TransactionId *xarray, TransactionId xmax); |
156 | 156 | staticintKnownAssignedXidsGetAndSetXmin(TransactionId*xarray, |
157 | 157 | TransactionId*xmin, |
158 | 158 | TransactionIdxmax); |
159 | | -staticintKnownAssignedXidsGetOldestXmin(void); |
| 159 | +staticTransactionIdKnownAssignedXidsGetOldestXmin(void); |
160 | 160 | staticvoidKnownAssignedXidsDisplay(inttrace_level); |
161 | 161 |
|
162 | 162 | /* |
@@ -564,7 +564,7 @@ ProcArrayApplyRecoveryInfo(RunningTransactions running) |
564 | 564 |
|
565 | 565 | /* |
566 | 566 | * Now we have a copy of any KnownAssignedXids we can zero the array |
567 | | - * before we re-insertion of combined snapshot. |
| 567 | + * before we re-insert combined snapshot. |
568 | 568 | */ |
569 | 569 | KnownAssignedXidsRemovePreceding(InvalidTransactionId); |
570 | 570 |
|
@@ -1120,6 +1120,7 @@ GetOldestXmin(bool allDbs, bool ignoreVacuum) |
1120 | 1120 | * older than the main procarray. |
1121 | 1121 | */ |
1122 | 1122 | TransactionIdkaxmin=KnownAssignedXidsGetOldestXmin(); |
| 1123 | + |
1123 | 1124 | if (TransactionIdIsNormal(kaxmin)&& |
1124 | 1125 | TransactionIdPrecedes(kaxmin,result)) |
1125 | 1126 | result=kaxmin; |
@@ -3028,7 +3029,11 @@ KnownAssignedXidsGetAndSetXmin(TransactionId *xarray, TransactionId *xmin, |
3028 | 3029 | returncount; |
3029 | 3030 | } |
3030 | 3031 |
|
3031 | | -staticint |
| 3032 | +/* |
| 3033 | + * Get oldest XID in the KnownAssignedXids array, or InvalidTransactionId |
| 3034 | + * if nothing there. |
| 3035 | + */ |
| 3036 | +staticTransactionId |
3032 | 3037 | KnownAssignedXidsGetOldestXmin(void) |
3033 | 3038 | { |
3034 | 3039 | /* use volatile pointer to prevent code rearrangement */ |
|