Theodore Ts'o wrote: The problem is this code isn't done yet, and journal_checksum is really not ready for prime time. When it is ready, my plan is to wire it up so it is enabled by default; at the moment, it was intended for developer experimentation only. As I said, it's my fault for not clearly labelling it "Not for you!", or putting it under an #ifdef to prevent unwary civilians from coming across the feature and saying, "oooh, shiny!" and turning it on. :-( Perhaps a word or two in the mount man page would be appropriate? -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html