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Do not invoke the busy callback when trying to promote a lock from SHARED

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to RESERVED.  This avoids a deadlock. (CVS 1879)

FossilOrigin-Name: d33771a303d9c20dd477b1a973024ff763203211
This commit is contained in:
drh
2004-08-07 23:54:48 +00:00
parent 00afe0b374
commit 1d64fc1a5e
7 changed files with 43 additions and 74 deletions
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14
src/sqliteInt.h
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@@ -11,7 +11,7 @@
*************************************************************************
** Internal interface definitions for SQLite.
**
** @(#) $Id: sqliteInt.h,v 1.313 2004/08/04 14:29:23 drh Exp $
** @(#) $Id: sqliteInt.h,v 1.314 2004/08/07 23:54:48 drh Exp $
*/
#ifndef _SQLITEINT_H_
#define _SQLITEINT_H_
@@ -173,18 +173,6 @@ struct BusyHandler {
*/
#define Addr(X) ((uptr)X)
/*
** The maximum number of bytes of data that can be put into a single
** row of a single table. The upper bound on this limit is
** 9223372036854775808 bytes (or 2**63). We have arbitrarily set the
** limit to just 1MB here because the overflow page chain is inefficient
** for really big records and we want to discourage people from thinking that
** multi-megabyte records are OK. If your needs are different, you can
** change this define and recompile to increase or decrease the record
** size.
*/
#define MAX_BYTES_PER_ROW 1048576
/*
** If memory allocation problems are found, recompile with
**