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Two-phase commit. Original patch by Heikki Linnakangas, with additional

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hacking by Alvaro Herrera and Tom Lane.
This commit is contained in:
Tom Lane
2005-06-17 22:32:51 +00:00
parent 5495575903
commit d0a89683a3
61 changed files with 4454 additions and 439 deletions
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27
src/backend/storage/ipc/ipci.c
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@@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/storage/ipc/ipci.c,v 1.76 2005/05/19 21:35:46 tgl Exp $
* $PostgreSQL: pgsql/src/backend/storage/ipc/ipci.c,v 1.77 2005/06/17 22:32:45 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -17,6 +17,7 @@
#include "access/clog.h"
#include "access/multixact.h"
#include "access/subtrans.h"
#include "access/twophase.h"
#include "access/xlog.h"
#include "miscadmin.h"
#include "postmaster/bgwriter.h"
@@ -54,9 +55,7 @@
* memory. This is true for a standalone backend, false for a postmaster.
*/
void
CreateSharedMemoryAndSemaphores(bool makePrivate,
int maxBackends,
int port)
CreateSharedMemoryAndSemaphores(bool makePrivate, int port)
{
PGShmemHeader *seghdr = NULL;
@@ -72,15 +71,16 @@ CreateSharedMemoryAndSemaphores(bool makePrivate,
*/
size = hash_estimate_size(SHMEM_INDEX_SIZE, sizeof(ShmemIndexEnt));
size += BufferShmemSize();
size += LockShmemSize(maxBackends);
size += ProcGlobalShmemSize(maxBackends);
size += LockShmemSize();
size += ProcGlobalShmemSize();
size += XLOGShmemSize();
size += CLOGShmemSize();
size += SUBTRANSShmemSize();
size += TwoPhaseShmemSize();
size += MultiXactShmemSize();
size += LWLockShmemSize();
size += ProcArrayShmemSize(maxBackends);
size += SInvalShmemSize(maxBackends);
size += ProcArrayShmemSize();
size += SInvalShmemSize(MaxBackends);
size += FreeSpaceShmemSize();
size += BgWriterShmemSize();
#ifdef EXEC_BACKEND
@@ -100,7 +100,7 @@ CreateSharedMemoryAndSemaphores(bool makePrivate,
/*
* Create semaphores
*/
numSemas = ProcGlobalSemas(maxBackends);
numSemas = ProcGlobalSemas();
numSemas += SpinlockSemas();
PGReserveSemaphores(numSemas, port);
}
@@ -144,6 +144,7 @@ CreateSharedMemoryAndSemaphores(bool makePrivate,
XLOGShmemInit();
CLOGShmemInit();
SUBTRANSShmemInit();
TwoPhaseShmemInit();
MultiXactShmemInit();
InitBufferPool();
@@ -151,18 +152,18 @@ CreateSharedMemoryAndSemaphores(bool makePrivate,
* Set up lock manager
*/
InitLocks();
InitLockTable(maxBackends);
InitLockTable();
/*
* Set up process table
*/
InitProcGlobal(maxBackends);
CreateSharedProcArray(maxBackends);
InitProcGlobal();
CreateSharedProcArray();
/*
* Set up shared-inval messaging
*/
CreateSharedInvalidationState(maxBackends);
CreateSharedInvalidationState(MaxBackends);
/*
* Set up free-space map