diff options
Diffstat (limited to 'src/backend/access/transam/multixact.c')
| -rw-r--r-- | src/backend/access/transam/multixact.c | 29 |
1 files changed, 15 insertions, 14 deletions
diff --git a/src/backend/access/transam/multixact.c b/src/backend/access/transam/multixact.c index 92e1aeb3fd2..3f3bdc03353 100644 --- a/src/backend/access/transam/multixact.c +++ b/src/backend/access/transam/multixact.c @@ -42,7 +42,7 @@ * Portions Copyright (c) 1996-2010, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * - * $PostgreSQL: pgsql/src/backend/access/transam/multixact.c,v 1.34 2010/01/02 16:57:35 momjian Exp $ + * $PostgreSQL: pgsql/src/backend/access/transam/multixact.c,v 1.35 2010/02/26 02:00:34 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -1298,11 +1298,11 @@ PostPrepare_MultiXact(TransactionId xid) myOldestMember = OldestMemberMXactId[MyBackendId]; if (MultiXactIdIsValid(myOldestMember)) { - BackendId dummyBackendId = TwoPhaseGetDummyBackendId(xid); + BackendId dummyBackendId = TwoPhaseGetDummyBackendId(xid); /* - * Even though storing MultiXactId is atomic, acquire lock to make sure - * others see both changes, not just the reset of the slot of the + * Even though storing MultiXactId is atomic, acquire lock to make + * sure others see both changes, not just the reset of the slot of the * current backend. Using a volatile pointer might suffice, but this * isn't a hot spot. */ @@ -1316,8 +1316,8 @@ PostPrepare_MultiXact(TransactionId xid) /* * We don't need to transfer OldestVisibleMXactId value, because the - * transaction is not going to be looking at any more multixacts once - * it's prepared. + * transaction is not going to be looking at any more multixacts once it's + * prepared. * * We assume that storing a MultiXactId is atomic and so we need not take * MultiXactGenLock to do this. @@ -1340,14 +1340,14 @@ multixact_twophase_recover(TransactionId xid, uint16 info, void *recdata, uint32 len) { BackendId dummyBackendId = TwoPhaseGetDummyBackendId(xid); - MultiXactId oldestMember; + MultiXactId oldestMember; /* - * Get the oldest member XID from the state file record, and set it in - * the OldestMemberMXactId slot reserved for this prepared transaction. + * Get the oldest member XID from the state file record, and set it in the + * OldestMemberMXactId slot reserved for this prepared transaction. */ Assert(len == sizeof(MultiXactId)); - oldestMember = *((MultiXactId *)recdata); + oldestMember = *((MultiXactId *) recdata); OldestMemberMXactId[dummyBackendId] = oldestMember; } @@ -1373,7 +1373,7 @@ multixact_twophase_postcommit(TransactionId xid, uint16 info, */ void multixact_twophase_postabort(TransactionId xid, uint16 info, - void *recdata, uint32 len) + void *recdata, uint32 len) { multixact_twophase_postcommit(xid, info, recdata, len); } @@ -2031,9 +2031,10 @@ multixact_redo(XLogRecPtr lsn, XLogRecord *record) max_xid = xids[i]; } - /* We don't expect anyone else to modify nextXid, hence startup process - * doesn't need to hold a lock while checking this. We still acquire - * the lock to modify it, though. + /* + * We don't expect anyone else to modify nextXid, hence startup + * process doesn't need to hold a lock while checking this. We still + * acquire the lock to modify it, though. */ if (TransactionIdFollowsOrEquals(max_xid, ShmemVariableCache->nextXid)) |