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Overview
| Comment: | Fix a bug in checkpoint introduced by [181ceb32ea]. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | wal-incr-ckpt |
| Files: | files | file ages | folders |
| SHA1: |
b499dbc88a67b4200b5f527be88be4ac |
| User & Date: | dan 2010-05-31 11:39:54 |
Context
|
2010-05-31
| ||
| 12:02 | Another minor fix to checkpoint on the WAL branch. (check-in: 853f1e3f user: dan tags: wal-incr-ckpt) | |
| 11:39 | Fix a bug in checkpoint introduced by [181ceb32ea]. (check-in: b499dbc8 user: dan tags: wal-incr-ckpt) | |
| 11:16 | Fix some asserts and other things in the new WAL branch. (check-in: 181ceb32 user: dan tags: wal-incr-ckpt) | |
Changes
Changes to src/wal.c.
1348 1349 1350 1351 1352 1353 1354 1355 1356 1357 1358 1359 1360 1361 1362 |
mxSafeFrame = pWal->hdr.mxFrame;
pHdr = (volatile WalIndexHdr*)pWal->pWiData;
pInfo = (volatile WalCkptInfo*)&pHdr[2];
assert( pInfo==walCkptInfo(pWal) );
for(i=1; i<WAL_NREADER; i++){
u32 y = pInfo->aReadMark[i];
if( y>0 && (mxSafeFrame==0 || mxSafeFrame>=y) ){
if( y<pWal->hdr.mxFrame
&& (rc = walLockExclusive(pWal, WAL_READ_LOCK(i), 1))==SQLITE_OK
){
pInfo->aReadMark[i] = 0;
walUnlockExclusive(pWal, WAL_READ_LOCK(i), 1);
}else{
mxSafeFrame = y-1;
}
|
| |
1348 1349 1350 1351 1352 1353 1354 1355 1356 1357 1358 1359 1360 1361 1362 |
mxSafeFrame = pWal->hdr.mxFrame;
pHdr = (volatile WalIndexHdr*)pWal->pWiData;
pInfo = (volatile WalCkptInfo*)&pHdr[2];
assert( pInfo==walCkptInfo(pWal) );
for(i=1; i<WAL_NREADER; i++){
u32 y = pInfo->aReadMark[i];
if( y>0 && (mxSafeFrame==0 || mxSafeFrame>=y) ){
if( y<=pWal->hdr.mxFrame
&& (rc = walLockExclusive(pWal, WAL_READ_LOCK(i), 1))==SQLITE_OK
){
pInfo->aReadMark[i] = 0;
walUnlockExclusive(pWal, WAL_READ_LOCK(i), 1);
}else{
mxSafeFrame = y-1;
}
|