On Fri, Sep 08, 2017 at 05:15:12PM -0700, Eric Biggers wrote: > From: Eric Biggers <ebiggers@xxxxxxxxxx> > > Perhaps long overdue, add a documentation file for filesystem-level > encryption, a.k.a. fscrypt or fs/crypto/, to the Documentation > directory. The new file is based loosely on the latest version of the > "EXT4 Encryption Design Document (public version)" Google Doc, but with > many improvements made, including: > > - Reflect the reality that it is not specific to ext4 anymore. > - More thoroughly document the design and user-visible API/behavior. > - Replace outdated information, such as the outdated explanation of how > encrypted filenames are hashed for indexed directories and how > encrypted filenames are presented to userspace without the key. > (This was changed just before release.) > > For now the focus is on the design and user-visible API/behavior, not on > how to add encryption support to a filesystem --- since the internal API > is still pretty messy and any standalone documentation for it would > become outdated as things get refactored over time. > > Reviewed-by: Michael Halcrow <mhalcrow@xxxxxxxxxx> > Signed-off-by: Eric Biggers <ebiggers@xxxxxxxxxx> Applied, thanks. - Ted
