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Cause ShutdownPostgres to do a normal transaction abort during backend

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exit, instead of trying to take shortcuts.  Introduce some additional
shutdown callback routines to eliminate kluges like having ProcKill
be responsible for shutting down the buffer manager.  Ensure that the
order of operations during shutdown is predictable and what you would
expect given the module layering.
This commit is contained in:
Tom Lane
2005-08-08 03:12:16 +00:00
parent 89439b8c4f
commit 7117cd3a77
11 changed files with 119 additions and 100 deletions
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3
src/backend/storage/buffer/buf_init.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/storage/buffer/buf_init.c,v 1.73 2005/05/19 21:35:46 tgl Exp $
* $PostgreSQL: pgsql/src/backend/storage/buffer/buf_init.c,v 1.74 2005/08/08 03:11:44 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -149,6 +149,7 @@ InitBufferPool(void)
* NB: this is called before InitProcess(), so we do not have a PGPROC and
* cannot do LWLockAcquire; hence we can't actually access stuff in
* shared memory yet. We are only initializing local data here.
* (See also InitBufferPoolBackend, over in bufmgr.c.)
*/
void
InitBufferPoolAccess(void)