Jamie Lokier writes: > Christophe Saout wrote: > > What reiser4 can do, but the VFS can't is to insert or remove data in > > the middle of a file. Adding this above the page cache would probably be > > almost impossible (truncate seems already complicated enough). > > That would be one of those "special features" that a > VFS-plus-userspace implementation of archive views could take > advantage of on reiser4, while using a slower method (sometimes much > slower) on all other filesystems. > > By the way, can reiser4 share parts of files between different files?
It can, but fsck is supposed to cope with this. :) > > -- Jamie Nikita.
