Miklos Szeredi: > The most interesting is the directory and metadata deltas, which do > make a delta-fs like implementation much more effective and nicer as a > dumb union type filesystem. Mind, unionfs and aufs are rapidly > acquiring non-union traits, like inode number storage, virtual hard > links (not to speak of whiteouts). Which makes them all the more > hackish, I much prefer a conceptually clean solution. I agree that the delta is a good approach. But it is for filedata only. As I wrote in another mail, how do you support hardlinks on the lower readonly layer? J. R. Okajima -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html