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Commit81b4849

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Bruce Momjian <pgman@candle.pha.pa.us> writes:
> Is there one LOCKMETHODCTL for every backend? I thought there was only> one of them.>>>> You're right, that line is erroneous; it should read>>>> size += MAX_LOCK_METHODS * MAXALIGN(sizeof(LOCKMETHODCTL));>>>> Not a significant error but it should be changed for clarity ...
1 parent10bfaf5 commit81b4849

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2 files changed

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lines changed

2 files changed

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‎src/backend/storage/lmgr/lock.c

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@@ -8,7 +8,7 @@
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*
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*
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* IDENTIFICATION
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* $Header: /cvsroot/pgsql/src/backend/storage/lmgr/lock.c,v 1.83 2001/02/22 23:20:06 momjian Exp $
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* $Header: /cvsroot/pgsql/src/backend/storage/lmgr/lock.c,v 1.84 2001/02/23 18:28:46 momjian Exp $
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*
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* NOTES
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* Outside modules can create a lock table and acquire/release
@@ -1411,8 +1411,7 @@ LockShmemSize(int maxBackends)
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size+=MAXALIGN(sizeof(PROC_HDR));/* ProcGlobal */
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size+=MAXALIGN(maxBackends*sizeof(PROC));/* each MyProc */
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size+=MAXALIGN(maxBackends*sizeof(LOCKMETHODCTL));/* each
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* lockMethodTable->ctl */
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size+=MAXALIGN(MAX_LOCK_METHODS*sizeof(LOCKMETHODCTL));/* each lockMethodTable->ctl */
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/* lockHash table */
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size+=hash_estimate_size(NLOCKENTS(maxBackends),

‎src/include/storage/lock.h

Lines changed: 4 additions & 3 deletions
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@@ -7,7 +7,7 @@
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* Portions Copyright (c) 1996-2001, PostgreSQL Global Development Group
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* Portions Copyright (c) 1994, Regents of the University of California
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*
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* $Id: lock.h,v 1.45 2001/02/22 23:02:33 momjian Exp $
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* $Id: lock.h,v 1.46 2001/02/23 18:28:46 momjian Exp $
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*
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*-------------------------------------------------------------------------
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*/
@@ -79,7 +79,8 @@ typedef int LOCKMETHOD;
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/*
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* This is the control structure for a lock table.It
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* lives in shared memory:
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* lives in shared memory. This information is the same
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* for all backends.
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*
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* lockmethod -- the handle used by the lock table's clients to
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*refer to the type of lock table being used.
@@ -107,7 +108,7 @@ typedef struct LOCKMETHODCTL
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}LOCKMETHODCTL;
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/*
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*Non-shared header for a lock table.
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*Eack backend has anon-sharedlock table header.
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*
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* lockHash -- hash table holding per-locked-object lock information
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* holderHash -- hash table holding per-lock-holder lock information

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