diff options
Diffstat (limited to 'src/backend/access/transam/xact.c')
| -rw-r--r-- | src/backend/access/transam/xact.c | 57 |
1 files changed, 29 insertions, 28 deletions
diff --git a/src/backend/access/transam/xact.c b/src/backend/access/transam/xact.c index ea19e075640..a1bac34e168 100644 --- a/src/backend/access/transam/xact.c +++ b/src/backend/access/transam/xact.c @@ -10,7 +10,7 @@ * * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/access/transam/xact.c,v 1.215 2005/10/15 02:49:09 momjian Exp $ + * $PostgreSQL: pgsql/src/backend/access/transam/xact.c,v 1.215.2.1 2005/11/22 18:23:05 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -750,8 +750,8 @@ RecordTransactionCommit(void) * XLOG record generated by nextval will hit the disk before we report * the transaction committed. * - * Note: if we generated a commit record above, MyXactMadeXLogEntry will - * certainly be set now. + * Note: if we generated a commit record above, MyXactMadeXLogEntry + * will certainly be set now. */ if (MyXactMadeXLogEntry) { @@ -762,8 +762,8 @@ RecordTransactionCommit(void) * because on most Unixen, the minimum select() delay is 10msec or * more, which is way too long.) * - * We do not sleep if enableFsync is not turned on, nor if there are - * fewer than CommitSiblings other backends with active + * We do not sleep if enableFsync is not turned on, nor if there + * are fewer than CommitSiblings other backends with active * transactions. */ if (CommitDelay > 0 && enableFsync && @@ -993,10 +993,10 @@ RecordTransactionAbort(void) * nowhere in permanent storage, so no one else will ever care if it * committed.) * - * We do not flush XLOG to disk unless deleting files, since the default - * assumption after a crash would be that we aborted, anyway. For the - * same reason, we don't need to worry about interlocking against - * checkpoint start. + * We do not flush XLOG to disk unless deleting files, since the + * default assumption after a crash would be that we aborted, anyway. + * For the same reason, we don't need to worry about interlocking + * against checkpoint start. */ if (MyLastRecPtr.xrecoff != 0 || nrels > 0) { @@ -1042,8 +1042,8 @@ RecordTransactionAbort(void) * Mark the transaction aborted in clog. This is not absolutely * necessary but we may as well do it while we are here. * - * The ordering here isn't critical but it seems best to mark the parent - * first. This assures an atomic transition of all the + * The ordering here isn't critical but it seems best to mark the + * parent first. This assures an atomic transition of all the * subtransactions to aborted state from the point of view of * concurrent TransactionIdDidAbort calls. */ @@ -1520,11 +1520,11 @@ CommitTransaction(void) * it's too late to abort the transaction. This should be just * noncritical resource releasing. * - * The ordering of operations is not entirely random. The idea is: release - * resources visible to other backends (eg, files, buffer pins); then - * release locks; then release backend-local resources. We want to release - * locks at the point where any backend waiting for us will see our - * transaction as being fully cleaned up. + * The ordering of operations is not entirely random. The idea is: + * release resources visible to other backends (eg, files, buffer pins); + * then release locks; then release backend-local resources. We want to + * release locks at the point where any backend waiting for us will see + * our transaction as being fully cleaned up. * * Resources that can be associated with individual queries are handled by * the ResourceOwner mechanism. The other calls here are for backend-wide @@ -1630,9 +1630,9 @@ PrepareTransaction(void) * Do pre-commit processing (most of this stuff requires database access, * and in fact could still cause an error...) * - * It is possible for PrepareHoldablePortals to invoke functions that queue - * deferred triggers, and it's also possible that triggers create holdable - * cursors. So we have to loop until there's nothing left to do. + * It is possible for PrepareHoldablePortals to invoke functions that + * queue deferred triggers, and it's also possible that triggers create + * holdable cursors. So we have to loop until there's nothing left to do. */ for (;;) { @@ -1715,9 +1715,9 @@ PrepareTransaction(void) /* * Here is where we really truly prepare. * - * We have to record transaction prepares even if we didn't make any updates, - * because the transaction manager might get confused if we lose a global - * transaction. + * We have to record transaction prepares even if we didn't make any + * updates, because the transaction manager might get confused if we lose + * a global transaction. */ EndPrepare(gxact); @@ -1868,10 +1868,11 @@ AbortTransaction(void) * s->currentUser, since it may not be set yet; instead rely on internal * state of miscinit.c. * - * (Note: it is not necessary to restore session authorization here because - * that can only be changed via GUC, and GUC will take care of rolling it - * back if need be. However, an error within a SECURITY DEFINER function - * could send control here with the wrong current userid.) + * (Note: it is not necessary to restore session authorization here + * because that can only be changed via GUC, and GUC will take care of + * rolling it back if need be. However, an error within a SECURITY + * DEFINER function could send control here with the wrong current + * userid.) */ AtAbort_UserId(); @@ -2353,8 +2354,8 @@ AbortCurrentTransaction(void) /* * Here, we are already in an aborted transaction state and are - * waiting for a ROLLBACK, but for some reason we failed again! - * So we just remain in the abort state. + * waiting for a ROLLBACK, but for some reason we failed again! So + * we just remain in the abort state. */ case TBLOCK_ABORT: case TBLOCK_SUBABORT: |