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knizhnikknizhnik
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Merge branch 'PGPROEE9_6_MULTIMASTER' of https://gitlab.postgrespro.ru/pgpro-dev/postgrespro into PGPROEE9_6_MULTIMASTER
2 parents af0ec3e + 427a82c commit 86746e5

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8 files changed

+71
-114
lines changed

8 files changed

+71
-114
lines changed

‎src/backend/access/rmgrdesc/xactdesc.c‎

Lines changed: 0 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -42,7 +42,6 @@ ParseCommitRecord(uint8 info, xl_xact_commit *xlrec, xl_xact_parsed_commit *pars
4242
* present */
4343

4444
parsed->xact_time = xlrec->xact_time;
45-
parsed->n_changes = xlrec->n_changes;
4645

4746
if (info & XLOG_XACT_HAS_INFO)
4847
{

‎src/backend/access/transam/twophase.c‎

Lines changed: 21 additions & 24 deletions
Original file line numberDiff line numberDiff line change
@@ -210,7 +210,6 @@ typedef struct TwoPhaseFileHeader
210210
int32 ncommitrels; /* number of delete-on-commit rels */
211211
int32 nabortrels; /* number of delete-on-abort rels */
212212
int32 ninvalmsgs; /* number of cache invalidation messages */
213-
int64 n_changes; /* number of changes done by transaction */
214213
bool initfileinval; /* does relcache init file need invalidation? */
215214
uint16 gidlen; /* length of the GID - GID follows the header */
216215
xl_xact_origin xl_origin; /* replication origin information */
@@ -331,7 +330,7 @@ TwoPhaseShmemInit(void)
331330
((char *) TwoPhaseState +
332331
MAXALIGN(offsetof(TwoPhaseStateData, prepXacts) +
333332
sizeof(GlobalTransaction) * 2 * max_prepared_xacts));
334-
333+
335334
TwoPhaseState->hashTable = &TwoPhaseState->prepXacts[max_prepared_xacts];
336335

337336
for (i = 0; i < max_prepared_xacts; i++)
@@ -531,10 +530,10 @@ MarkAsPreparing(TransactionId xid, const char *gid,
531530
proc->lwWaitMode = 0;
532531
proc->waitLock = NULL;
533532
proc->waitProcLock = NULL;
534-
533+
535534
cached_xid = xid;
536535
cached_gxact = gxact;
537-
536+
538537
for (i = 0; i < NUM_LOCK_PARTITIONS; i++)
539538
SHMQueueInit(&(proc->myProcLocks[i]));
540539
/* subxid data must be filled later by GXactLoadSubxactData */
@@ -548,15 +547,15 @@ MarkAsPreparing(TransactionId xid, const char *gid,
548547
gxact->owner = owner;
549548
gxact->locking_pid = MyProcPid;
550549
gxact->valid = false;
551-
gxact->ondisk = false;
550+
gxact->ondisk = false;
552551
gxact->prep_index = TwoPhaseState->numPrepXacts;
553552
strcpy(gxact->gid, gid);
554553
*gxact->state_3pc = '\0';
555554

556555
/* And insert it into the active array */
557556
Assert(TwoPhaseState->numPrepXacts < max_prepared_xacts);
558557
TwoPhaseState->prepXacts[TwoPhaseState->numPrepXacts++] = gxact;
559-
558+
560559
/*
561560
* Remember that we have this GlobalTransaction entry locked for us. If we
562561
* abort after this, we must release it.
@@ -656,7 +655,7 @@ LockGXact(const char *gid, Oid user)
656655
LWLockRelease(TwoPhaseStateLock);
657656

658657
if (MyLockedGxact != gxact) {
659-
if (MyLockedGxact != NULL) {
658+
if (MyLockedGxact != NULL) {
660659
SpinLockRelease(&MyLockedGxact->spinlock);
661660
}
662661
MyLockedGxact = gxact;
@@ -671,13 +670,13 @@ LockGXact(const char *gid, Oid user)
671670
errmsg("prepared transaction with identifier \"%s\" is not valid",
672671
gid)));
673672
}
674-
673+
675674
if (user != gxact->owner && !superuser_arg(user)) {
676675
ereport(ERROR,
677676
(errcode(ERRCODE_INSUFFICIENT_PRIVILEGE),
678677
errmsg("permission denied to finish prepared transaction"),
679678
errhint("Must be superuser or the user that prepared the transaction.")));
680-
}
679+
}
681680

682681
/*
683682
* Note: it probably would be possible to allow committing from
@@ -698,11 +697,11 @@ LockGXact(const char *gid, Oid user)
698697
gxact->locking_pid = MyProcPid;
699698

700699
return gxact;
701-
}
700+
}
702701
}
703702

704703
LWLockRelease(TwoPhaseStateLock);
705-
if (MyLockedGxact != NULL) {
704+
if (MyLockedGxact != NULL) {
706705
SpinLockRelease(&MyLockedGxact->spinlock);
707706
MyLockedGxact = NULL;
708707
}
@@ -830,13 +829,13 @@ bool GetPreparedTransactionState(char const* gid, char* state)
830829
* Alter 3PC state of prepared transaction
831830
*/
832831
void SetPreparedTransactionState(char const* gid, char const* state)
833-
{
832+
{
834833
GlobalTransaction gxact;
835834
PGXACT *pgxact;
836835
TwoPhaseFileHeader *hdr;
837836
char* buf;
838837
bool replorigin;
839-
838+
840839

841840
if (strlen(state) >= MAX_3PC_STATE_SIZE)
842841
ereport(ERROR,
@@ -847,7 +846,7 @@ void SetPreparedTransactionState(char const* gid, char const* state)
847846
replorigin = (replorigin_session_origin != InvalidRepOriginId &&
848847
replorigin_session_origin != DoNotReplicateId);
849848

850-
gxact = LockGXact(gid, GetUserId());
849+
gxact = LockGXact(gid, GetUserId());
851850
pgxact = &ProcGlobal->allPgXact[gxact->pgprocno];
852851
strcpy(gxact->state_3pc, state);
853852

@@ -905,7 +904,7 @@ pg_precommit_prepared(PG_FUNCTION_ARGS)
905904
char const* state = PG_GETARG_CSTRING(1);
906905
SetPreparedTransactionState(gid, state);
907906
PG_RETURN_VOID();
908-
}
907+
}
909908

910909
/*
911910
* pg_prepared_xact
@@ -1153,7 +1152,6 @@ StartPrepare(GlobalTransaction gxact)
11531152
hdr.nabortrels = smgrGetPendingDeletes(false, &abortrels);
11541153
hdr.ninvalmsgs = xactGetCommittedInvalidationMessages(&invalmsgs,
11551154
&hdr.initfileinval);
1156-
hdr.n_changes = MyXactLogicalChanges;
11571155
hdr.gidlen = strlen(gxact->gid) + 1; /* Include '\0' */
11581156
*hdr.state_3pc = '\0';
11591157

@@ -1211,7 +1209,7 @@ EndPrepare(GlobalTransaction gxact)
12111209
Assert(hdr->magic == TWOPHASE_MAGIC);
12121210
hdr->total_len = records.total_len + sizeof(pg_crc32c);
12131211

1214-
if (replorigin) {
1212+
if (replorigin) {
12151213
Assert(replorigin_session_origin_lsn != InvalidXLogRecPtr);
12161214
hdr->xl_origin.origin_lsn = replorigin_session_origin_lsn;
12171215
hdr->xl_origin.origin_timestamp = replorigin_session_origin_timestamp;
@@ -1447,7 +1445,7 @@ ParsePrepareRecord(uint8 info, char *xlrec, xl_xact_parsed_prepare *parsed)
14471445

14481446
hdr = (TwoPhaseFileHeader *) xlrec;
14491447
bufptr = xlrec + MAXALIGN(sizeof(TwoPhaseFileHeader));
1450-
1448+
14511449
parsed->origin_lsn = hdr->xl_origin.origin_lsn;
14521450
parsed->origin_timestamp = hdr->xl_origin.origin_timestamp;
14531451
parsed->xinfo = hdr->xl_origin.origin_lsn != InvalidXLogRecPtr ? XACT_XINFO_HAS_ORIGIN : 0;
@@ -1461,8 +1459,7 @@ ParsePrepareRecord(uint8 info, char *xlrec, xl_xact_parsed_prepare *parsed)
14611459
parsed->nsubxacts = hdr->nsubxacts;
14621460
parsed->nrels = hdr->ncommitrels;
14631461
parsed->nmsgs = hdr->ninvalmsgs;
1464-
parsed->n_changes = hdr->n_changes;
1465-
1462+
14661463
parsed->subxacts = (TransactionId *) bufptr;
14671464
bufptr += MAXALIGN(hdr->nsubxacts * sizeof(TransactionId));
14681465

@@ -1578,10 +1575,10 @@ FinishPreparedTransaction(const char *gid, bool isCommit)
15781575
int i;
15791576

15801577

1581-
if (isCommit)
1582-
{
1578+
if (isCommit)
1579+
{
15831580
CallXactCallbacks(XACT_EVENT_PRE_COMMIT_PREPARED);
1584-
}
1581+
}
15851582

15861583
/*
15871584
* Validate the GID, and lock the GXACT to ensure that two backends do not
@@ -1647,7 +1644,7 @@ FinishPreparedTransaction(const char *gid, bool isCommit)
16471644
gid);
16481645
CallXactCallbacks(XACT_EVENT_ABORT_PREPARED);
16491646
}
1650-
1647+
16511648

16521649
ProcArrayRemove(proc, latestXid);
16531650

‎src/backend/access/transam/xact.c‎

Lines changed: 23 additions & 30 deletions
Original file line numberDiff line numberDiff line change
@@ -74,7 +74,7 @@ int DefaultXactIsoLevel = XACT_READ_COMMITTED;
7474
int XactIsoLevel;
7575

7676
bool DefaultXactReadOnly = false;
77-
/*
77+
/*
7878
* We need initialization because only initialized vars appear in
7979
* postges.def and accssible from loadable extension
8080
*/
@@ -119,10 +119,6 @@ TransactionId *ParallelCurrentXids;
119119
*/
120120
bool MyXactAccessedTempRel = false;
121121

122-
/*
123-
* Number of logical changes (insert,delte,update,lgical message) performed by transaction
124-
*/
125-
int64 MyXactLogicalChanges = 0;
126122

127123
/*
128124
* transaction states - transaction state from server perspective
@@ -1920,8 +1916,6 @@ StartTransaction(void)
19201916
XactIsoLevel = DefaultXactIsoLevel;
19211917
forceSyncCommit = false;
19221918
MyXactAccessedTempRel = false;
1923-
MyXactLogicalChanges = 0;
1924-
19251919

19261920
/*
19271921
* reinitialize within-transaction counters
@@ -2187,7 +2181,7 @@ CommitTransaction(void)
21872181
* waiting for lock on a relation we've modified, we want them to know
21882182
* about the catalog change before they start using the relation).
21892183
*/
2190-
xactHasCatcacheInvalidationMessages = HasCatcacheInvalidationMessages();
2184+
xactHasCatcacheInvalidationMessages = HasCatcacheInvalidationMessages();
21912185
xactHasRelcacheInvalidationMessages = HasRelcacheInvalidationMessages();
21922186
AtEOXact_Inval(true);
21932187

@@ -2202,7 +2196,7 @@ CommitTransaction(void)
22022196
RESOURCE_RELEASE_AFTER_LOCKS,
22032197
true, true);
22042198

2205-
if (!is_autonomous_transaction)
2199+
if (!is_autonomous_transaction)
22062200
{
22072201
/*
22082202
* Likewise, dropping of files deleted during the transaction is best done
@@ -2221,13 +2215,13 @@ CommitTransaction(void)
22212215

22222216
AtCommit_Notify();
22232217
AtEOXact_GUC(true, s->gucNestLevel);
2224-
if (!is_autonomous_transaction)
2218+
if (!is_autonomous_transaction)
22252219
{
22262220
AtEOXact_SPI(true);
22272221
}
22282222
AtEOXact_on_commit_actions(true);
22292223
AtEOXact_Namespace(true, is_parallel_worker);
2230-
if (!is_autonomous_transaction)
2224+
if (!is_autonomous_transaction)
22312225
{
22322226
AtEOXact_SMgr();
22332227
AtEOXact_Files();
@@ -2695,7 +2689,7 @@ AbortTransaction(void)
26952689
AtEOXact_Buffers(false);
26962690
}
26972691
AtEOXact_RelationCache(false);
2698-
xactHasCatcacheInvalidationMessages = HasCatcacheInvalidationMessages();
2692+
xactHasCatcacheInvalidationMessages = HasCatcacheInvalidationMessages();
26992693
xactHasRelcacheInvalidationMessages = HasRelcacheInvalidationMessages();
27002694
AtEOXact_Inval(false);
27012695
AtEOXact_MultiXact();
@@ -3543,14 +3537,14 @@ void SuspendTransaction(void)
35433537
sus->TopTransactionStateData = TopTransactionStateData;
35443538

35453539
sus->SnapshotState = SuspendSnapshot(); /* only before the resource-owner stuff */
3546-
3547-
if (HasCatcacheInvalidationMessages())
3540+
3541+
if (HasCatcacheInvalidationMessages())
35483542
{
35493543
ResetCatalogCaches();
35503544
}
3551-
if (HasRelcacheInvalidationMessages())
3545+
if (HasRelcacheInvalidationMessages())
35523546
{
3553-
RelationCacheInvalidate();
3547+
RelationCacheInvalidate();
35543548
}
35553549
sus->InvalidationInfo = SuspendInvalidationInfo();
35563550
xactHasCatcacheInvalidationMessages = false;
@@ -3607,7 +3601,7 @@ void SuspendTransaction(void)
36073601

36083602
sus->PgStatState = PgStatSuspend();
36093603
sus->TriggerState = TriggerSuspend();
3610-
sus->SPIState = SuspendSPI();
3604+
sus->SPIState = SuspendSPI();
36113605
}
36123606

36133607
AtStart_Memory();
@@ -3666,13 +3660,13 @@ bool ResumeTransaction(void)
36663660

36673661
ResumeSnapshot(sus->SnapshotState); /* only after the resource-owner stuff */
36683662
ResumeInvalidationInfo(sus->InvalidationInfo);
3669-
if (xactHasCatcacheInvalidationMessages)
3663+
if (xactHasCatcacheInvalidationMessages)
36703664
{
36713665
ResetCatalogCaches();
36723666
}
3673-
if (xactHasRelcacheInvalidationMessages)
3667+
if (xactHasRelcacheInvalidationMessages)
36743668
{
3675-
RelationCacheInvalidate();
3669+
RelationCacheInvalidate();
36763670
}
36773671

36783672
MyProc->backendId = sus->vxid.backendId;
@@ -3870,7 +3864,7 @@ EndTransactionBlock(bool autonomous)
38703864
* to COMMIT.
38713865
*/
38723866
case TBLOCK_INPROGRESS:
3873-
if (autonomous && getNestLevelATX() == 0) {
3867+
if (autonomous && getNestLevelATX() == 0) {
38743868
ereport(WARNING,
38753869
(errcode(ERRCODE_NO_ACTIVE_SQL_TRANSACTION),
38763870
errmsg("there is no autonomous transaction in progress")));
@@ -3999,7 +3993,7 @@ UserAbortTransactionBlock(bool autonomous)
39993993
* exit the transaction block.
40003994
*/
40013995
case TBLOCK_INPROGRESS:
4002-
if (autonomous && getNestLevelATX() == 0) {
3996+
if (autonomous && getNestLevelATX() == 0) {
40033997
ereport(WARNING,
40043998
(errcode(ERRCODE_NO_ACTIVE_SQL_TRANSACTION),
40053999
errmsg("there is no autonomous transaction in progress")));
@@ -5179,7 +5173,7 @@ EstimateTransactionStateSpace(void)
51795173
nxids = add_size(nxids, s->nChildXids);
51805174
}
51815175

5182-
nxids = add_size(nxids, nParallelCurrentXids);
5176+
nxids = add_size(nxids, nParallelCurrentXids);
51835177
nxids = mul_size(nxids, sizeof(TransactionId));
51845178
return add_size(nxids, TM->GetTransactionStateSize());
51855179
}
@@ -5495,7 +5489,6 @@ XactLogCommitRecord(TimestampTz commit_time,
54955489
/* First figure out and collect all the information needed */
54965490

54975491
xlrec.xact_time = commit_time;
5498-
xlrec.n_changes = MyXactLogicalChanges;
54995492

55005493
if (relcacheInval)
55015494
xl_xinfo.xinfo |= XACT_COMPLETION_UPDATE_RELCACHE_FILE;
@@ -5897,7 +5890,7 @@ xact_redo_commit(xl_xact_parsed_commit *parsed,
58975890
* because subtransaction commit is never WAL logged.
58985891
*/
58995892
static void
5900-
xact_redo_abort(xl_xact_parsed_abort *parsed,
5893+
xact_redo_abort(xl_xact_parsed_abort *parsed,
59015894
TransactionId xid,
59025895
XLogRecPtr lsn,
59035896
RepOriginId origin_id)
@@ -6043,9 +6036,9 @@ xact_redo(XLogReaderState *record)
60436036
RecreateTwoPhaseFile(XLogRecGetXid(record),
60446037
XLogRecGetData(record), XLogRecGetDataLen(record));
60456038

6046-
if (originId != InvalidRepOriginId && originId != DoNotReplicateId)
6039+
if (originId != InvalidRepOriginId && originId != DoNotReplicateId)
60476040
{
6048-
xl_xact_parsed_prepare parsed;
6041+
xl_xact_parsed_prepare parsed;
60496042
ParsePrepareRecord(XLogRecGetXid(record), XLogRecGetData(record), &parsed);
60506043
Assert(parsed.origin_lsn != InvalidXLogRecPtr);
60516044
/* recover apply progress */
@@ -6066,17 +6059,17 @@ xact_redo(XLogReaderState *record)
60666059
}
60676060

60686061
Datum pg_current_tx_nest_level(PG_FUNCTION_ARGS)
6069-
{
6062+
{
60706063
PG_RETURN_INT64(GetCurrentTransactionNestLevel());
60716064
}
60726065

60736066
Datum pg_current_atx_nest_level(PG_FUNCTION_ARGS)
6074-
{
6067+
{
60756068
PG_RETURN_INT64(getNestLevelATX());
60766069
}
60776070

60786071
Datum pg_current_atx_has_ancestor(PG_FUNCTION_ARGS)
6079-
{
6072+
{
60806073
int64 xid = PG_GETARG_INT64(0);
60816074
PG_RETURN_BOOL(TransactionIdIsAncestorOfCurrentATX(xid));
60826075
}

‎src/backend/access/transam/xloginsert.c‎

Lines changed: 0 additions & 6 deletions
Original file line numberDiff line numberDiff line change
@@ -423,12 +423,6 @@ XLogInsert(RmgrId rmid, uint8 info)
423423

424424
TRACE_POSTGRESQL_XLOG_INSERT(rmid, info);
425425

426-
if (rmid == RM_LOGICALMSG_ID || rmid == RM_HEAP_ID)
427-
{
428-
MyXactLogicalChanges += 1;
429-
}
430-
431-
432426
/*
433427
* In bootstrap mode, we don't actually log anything but XLOG resources;
434428
* return a phony record pointer.

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