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Split the shared-memory array of PGPROC pointers out of the sinval

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communication structure, and make it its own module with its own lock.
This should reduce contention at least a little, and it definitely makes
the code seem cleaner.  Per my recent proposal.
This commit is contained in:
Tom Lane
2005-05-19 21:35:48 +00:00
parent 6910032a56
commit ee3b71f6bc
30 changed files with 923 additions and 860 deletions
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4
src/backend/utils/adt/misc.c
View File

@@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/utils/adt/misc.c,v 1.42 2005/05/10 22:27:30 momjian Exp $
* $PostgreSQL: pgsql/src/backend/utils/adt/misc.c,v 1.43 2005/05/19 21:35:47 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -20,7 +20,7 @@
#include "commands/dbcommands.h"
#include "miscadmin.h"
#include "storage/sinval.h"
#include "storage/procarray.h"
#include "storage/fd.h"
#include "utils/builtins.h"
#include "funcapi.h"

4
src/backend/utils/init/postinit.c
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@@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/utils/init/postinit.c,v 1.146 2005/05/05 19:53:26 tgl Exp $
* $PostgreSQL: pgsql/src/backend/utils/init/postinit.c,v 1.147 2005/05/19 21:35:47 tgl Exp $
*
*
*-------------------------------------------------------------------------
@@ -30,9 +30,11 @@
#include "mb/pg_wchar.h"
#include "miscadmin.h"
#include "postmaster/postmaster.h"
#include "storage/backendid.h"
#include "storage/fd.h"
#include "storage/ipc.h"
#include "storage/proc.h"
#include "storage/procarray.h"
#include "storage/sinval.h"
#include "storage/smgr.h"
#include "utils/flatfiles.h"

4
src/backend/utils/time/tqual.c
View File

@@ -32,7 +32,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/utils/time/tqual.c,v 1.88 2005/05/07 21:22:01 tgl Exp $
* $PostgreSQL: pgsql/src/backend/utils/time/tqual.c,v 1.89 2005/05/19 21:35:47 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -41,7 +41,7 @@
#include "access/multixact.h"
#include "access/subtrans.h"
#include "storage/sinval.h"
#include "storage/procarray.h"
#include "utils/tqual.h"
/*