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Overview
| Comment: | Fix a crash in the check-blocks assert that may occur following an OOM condition. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | freelist-rework |
| Files: | files | file ages | folders |
| SHA1: |
503f49b0cc1d44795f6f4baa1d279b17 |
| User & Date: | dan 2012-10-31 19:27:37 |
Context
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2012-10-31
| ||
| 19:30 | Merge the freelist-rework branch with the trunk. check-in: 58f0d07a23 user: dan tags: trunk | |
| 19:27 | Fix a crash in the check-blocks assert that may occur following an OOM condition. Leaf check-in: 503f49b0cc user: dan tags: freelist-rework | |
| 18:46 | Remove dead code. Fix a read-lock related problem causing the multi-threaded tests to fail. check-in: f512ea3c4d user: dan tags: freelist-rework | |
Changes
Changes to src/lsm_file.c.
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** assert() fails.
*/
int lsmFsIntegrityCheck(lsm_db *pDb){
CheckFreelistCtx ctx;
FileSystem *pFS = pDb->pFS;
int i;
int j;
Freelist freelist = {0, 0, 0};
u8 *aUsed;
Level *pLevel;
Snapshot *pWorker = pDb->pWorker;
int nBlock = pWorker->nBlock;
aUsed = lsmMallocZero(pDb->pEnv, nBlock);
................................................................................
checkBlocks(pFS, &pLevel->aRhs[i], 0, nBlock, aUsed);
}
}
/* Mark all blocks in the free-list as used */
ctx.aUsed = aUsed;
ctx.nBlock = nBlock;
lsmWalkFreelist(pDb, checkFreelistCb, (void *)&ctx);
for(i=0; i<nBlock; i++) assert( aUsed[i]!=0 );
lsmFree(pDb->pEnv, aUsed);
lsmFree(pDb->pEnv, freelist.aEntry);
return 1;
}
#ifndef NDEBUG
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** assert() fails.
*/
int lsmFsIntegrityCheck(lsm_db *pDb){
CheckFreelistCtx ctx;
FileSystem *pFS = pDb->pFS;
int i;
int j;
int rc;
Freelist freelist = {0, 0, 0};
u8 *aUsed;
Level *pLevel;
Snapshot *pWorker = pDb->pWorker;
int nBlock = pWorker->nBlock;
aUsed = lsmMallocZero(pDb->pEnv, nBlock);
................................................................................
checkBlocks(pFS, &pLevel->aRhs[i], 0, nBlock, aUsed);
}
}
/* Mark all blocks in the free-list as used */
ctx.aUsed = aUsed;
ctx.nBlock = nBlock;
rc = lsmWalkFreelist(pDb, checkFreelistCb, (void *)&ctx);
if( rc==LSM_OK ){
for(i=0; i<nBlock; i++) assert( aUsed[i]!=0 );
}
lsmFree(pDb->pEnv, aUsed);
lsmFree(pDb->pEnv, freelist.aEntry);
return 1;
}
#ifndef NDEBUG
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