Messages in this thread | | | Subject | Re: ext4 features | From | Krzysztof Halasa <> | Date | Fri, 07 Jul 2006 19:41:05 +0200 |
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Valdis.Kletnieks@vt.edu writes:
> Backup programs want it stored with the file.
Not necessarily - backup may want to store the hashes in some central place as well. I'm using such solution and it has only positives.
> If the filesystem stored a "guaranteed trustable current hash", Tripwire > *could* use it to compare against its database rather than having to re-read > the file and recompute it. Unfortunately, a useful trustable hash is > basically incompatible with any sort of incremental updating (except for > the special case of appending to the file).
Block hashes + master hash could allow something like that. Not sure if we want it in the fs, though. -- Krzysztof Halasa - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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