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Make critical sections (elog->crash) and interrupt holdoff sections

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into distinct concepts, per recent discussion on pghackers.
This commit is contained in:
Tom Lane
2001-01-19 22:08:47 +00:00
parent 75815c3100
commit 6ce0ed2813
9 changed files with 104 additions and 72 deletions
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12
src/backend/access/transam/xact.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/access/transam/xact.c,v 1.94 2001/01/18 18:33:45 vadim Exp $
* $Header: /cvsroot/pgsql/src/backend/access/transam/xact.c,v 1.95 2001/01/19 22:08:46 tgl Exp $
*
* NOTES
* Transaction aborts can now occur two ways:
@ -1016,7 +1016,7 @@ CommitTransaction(void)
elog(NOTICE, "CommitTransaction and not in in-progress state ");
/* Prevent cancel/die interrupt while cleaning up */
START_CRIT_SECTION();
HOLD_INTERRUPTS();
/* ----------------
* Tell the trigger manager that this transaction is about to be
@ -1087,7 +1087,7 @@ CommitTransaction(void)
*/
s->state = TRANS_DEFAULT;
END_CRIT_SECTION();
RESUME_INTERRUPTS();
}
/* --------------------------------
@ -1101,7 +1101,7 @@ AbortTransaction(void)
TransactionState s = CurrentTransactionState;
/* Prevent cancel/die interrupt while cleaning up */
START_CRIT_SECTION();
HOLD_INTERRUPTS();
/*
* Let others to know about no transaction in progress - vadim
@ -1133,7 +1133,7 @@ AbortTransaction(void)
*/
if (s->state == TRANS_DISABLED)
{
END_CRIT_SECTION();
RESUME_INTERRUPTS();
return;
}
@ -1185,7 +1185,7 @@ AbortTransaction(void)
* State remains TRANS_ABORT until CleanupTransaction().
* ----------------
*/
END_CRIT_SECTION();
RESUME_INTERRUPTS();
}
/* --------------------------------