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Overview
Comment: | Fix a performance problem in calls to sqlite3ota_close() made after the OTA update has been completely applied and checkpointed. |
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Downloads: | Tarball | ZIP archive |
Timelines: | family | ancestors | descendants | both | ota-update |
Files: | files | file ages | folders |
SHA1: |
fa62093b2531424846ea500c4155170d |
User & Date: | dan 2015-04-23 19:18:42.820 |
Context
2015-04-23
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19:32 | Merge latest trunk changes into this branch. (check-in: 1506e99eca user: dan tags: ota-update) | |
19:18 | Fix a performance problem in calls to sqlite3ota_close() made after the OTA update has been completely applied and checkpointed. (check-in: fa62093b25 user: dan tags: ota-update) | |
18:14 | Have OTA maintain a small LRU cache of UPDATE statements. This reduces the amount of time it spends compiling UPDATE if a single data_xxx table contains many different ota_control strings. (check-in: baee3556ea user: dan tags: ota-update) | |
Changes
Changes to ext/ota/sqlite3ota.c.
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2439 2440 2441 2442 2443 2444 2445 | p->rc = pDb->pMethods->xSync(pDb, SQLITE_SYNC_NORMAL); /* Update nBackfill */ if( p->rc==SQLITE_OK ){ void volatile *ptr; p->rc = pDb->pMethods->xShmMap(pDb, 0, 32*1024, 0, &ptr); if( p->rc==SQLITE_OK ){ | | | 2439 2440 2441 2442 2443 2444 2445 2446 2447 2448 2449 2450 2451 2452 2453 | p->rc = pDb->pMethods->xSync(pDb, SQLITE_SYNC_NORMAL); /* Update nBackfill */ if( p->rc==SQLITE_OK ){ void volatile *ptr; p->rc = pDb->pMethods->xShmMap(pDb, 0, 32*1024, 0, &ptr); if( p->rc==SQLITE_OK ){ ((u32 volatile*)ptr)[24] = p->iMaxFrame; } } if( p->rc==SQLITE_OK ){ p->eStage = OTA_STAGE_DONE; p->rc = SQLITE_DONE; } |
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