On Tue, October 30, 2012 at 16:39 (+0100), Hugo Mills wrote: > It should be possible to walk through the > extents of a given file, and (I think) follow back-refs from the > extent back to the other files that share it. You wish :-) Backrefs are not made to walk them while the file system is online. However "btrfs inspect logical" manages quite well, at least I haven't heard otherwise so far. You still need to get the logical block numbers, either by TREE_SEARCH ioctl or by filefrag. -Jan -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
