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Revert SIGUSR1 multiplexing patch, per Tom's objection.

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This commit is contained in:
Heikki Linnakangas
2008-12-09 15:59:39 +00:00
parent 7b05b3fa39
commit dea81a6cf6
10 changed files with 45 additions and 143 deletions
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11
src/backend/commands/async.c
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@ -7,7 +7,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/commands/async.c,v 1.143 2008/12/09 14:28:20 heikki Exp $
* $PostgreSQL: pgsql/src/backend/commands/async.c,v 1.144 2008/12/09 15:59:39 heikki Exp $
*
*-------------------------------------------------------------------------
*/
@ -915,10 +915,9 @@ EnableNotifyInterrupt(void)
* a frontend command. Signal handler execution of inbound notifies
* is disabled until the next EnableNotifyInterrupt call.
*
* This also needs to be called when SIGUSR1 with
* PROCSIG_CATCHUP_INTERRUPT is received, so as to prevent conflicts
* if one signal interrupts the other. So we must return the previous
* state of the flag.
* The SIGUSR1 signal handler also needs to call this, so as to
* prevent conflicts if one signal interrupts the other. So we
* must return the previous state of the flag.
*/
bool
DisableNotifyInterrupt(void)
@ -955,7 +954,7 @@ ProcessIncomingNotify(void)
nulls[Natts_pg_listener];
bool catchup_enabled;
/* Must prevent catchup interrupt while I am running */
/* Must prevent SIGUSR1 interrupt while I am running */
catchup_enabled = DisableCatchupInterrupt();
if (Trace_notify)