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Overview
| Comment: | Move an assert() in sqlite3PcacheDirtyPage() so that it does not occur before local variable declarations. Ticket #3325. (CVS 5575) |
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| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
899fa19d1ab9c40a2ffc1c5170476292 |
| User & Date: | danielk1977 2008-08-21 04:41:02 |
Context
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2008-08-21
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| 12:19 | Fix the functionality associated with sqlite3_release_memory() and sqlite3_soft_heap_limit(). It is automatically disabled if the SQLITE_CONFIG_PAGECACHE option is used. (CVS 5576) check-in: d025866b09 user: danielk1977 tags: trunk | |
| 04:41 | Move an assert() in sqlite3PcacheDirtyPage() so that it does not occur before local variable declarations. Ticket #3325. (CVS 5575) check-in: 899fa19d1a user: danielk1977 tags: trunk | |
| 04:35 | Remove leftover PGHDR_TO_DATA macro from pager.c. Ticket #3323. (CVS 5574) check-in: 5e9559c049 user: danielk1977 tags: trunk | |
Changes
Changes to src/pcache.c.
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** May you do good and not evil. ** May you find forgiveness for yourself and forgive others. ** May you share freely, never taking more than you give. ** ************************************************************************* ** This file implements that page cache. ** ** @(#) $Id: pcache.c,v 1.2 2008/08/20 21:47:46 drh Exp $ */ #include "sqliteInt.h" /* ** A complete page cache is an instance of this structure. */ struct PCache { ................................................................................ ** pointer is set to 0 and a pointer to the page is returned. If no ** such page is found, 0 is returned. ** ** This is used by the pager module to implement the xStress callback. */ PgHdr *sqlite3PcacheDirtyPage(PCache *pCache){ PgHdr *p = 0; assert( pCache->iInUseMM ); #if 1 PgHdr *pIter; Pgno min_pgno; for(pIter=pCache->pDirty; pIter; pIter=pIter->pNext){ if( pIter->nRef==0 && (p==0 || pIter->pgno<min_pgno) ){ p = pIter; min_pgno = pIter->pgno; } } #else for(p=pCache->pDirty; p && p->nRef; p=p->pNext); #endif if( p ){ p->pDirty = 0; } return p; } /* |
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** May you do good and not evil. ** May you find forgiveness for yourself and forgive others. ** May you share freely, never taking more than you give. ** ************************************************************************* ** This file implements that page cache. ** ** @(#) $Id: pcache.c,v 1.3 2008/08/21 04:41:02 danielk1977 Exp $ */ #include "sqliteInt.h" /* ** A complete page cache is an instance of this structure. */ struct PCache { ................................................................................ ** pointer is set to 0 and a pointer to the page is returned. If no ** such page is found, 0 is returned. ** ** This is used by the pager module to implement the xStress callback. */ PgHdr *sqlite3PcacheDirtyPage(PCache *pCache){ PgHdr *p = 0; #if 1 PgHdr *pIter; Pgno min_pgno; for(pIter=pCache->pDirty; pIter; pIter=pIter->pNext){ if( pIter->nRef==0 && (p==0 || pIter->pgno<min_pgno) ){ p = pIter; min_pgno = pIter->pgno; } } #else for(p=pCache->pDirty; p && p->nRef; p=p->pNext); #endif assert( pCache->iInUseMM ); if( p ){ p->pDirty = 0; } return p; } /* |