fscrypt: clarify what is meant by a per-file key
authorEric Biggers <ebiggers@google.com>
Mon, 20 Jan 2020 22:31:58 +0000 (14:31 -0800)
committerEric Biggers <ebiggers@google.com>
Wed, 22 Jan 2020 22:49:56 +0000 (14:49 -0800)
commitf592efe735a29c764e0d473307dab0f59665f02b
treecc1a0fb4976f66499d62756cc22a7febae2f255a
parentaa408f835d025a839033988d3f5a2866314414ef
fscrypt: clarify what is meant by a per-file key

Now that there's sometimes a second type of per-file key (the dirhash
key), clarify some function names, macros, and documentation that
specifically deal with per-file *encryption* keys.

Link: https://lore.kernel.org/r/20200120223201.241390-4-ebiggers@kernel.org
Reviewed-by: Daniel Rosenberg <drosen@google.com>
Signed-off-by: Eric Biggers <ebiggers@google.com>
Documentation/filesystems/fscrypt.rst
fs/crypto/fscrypt_private.h
fs/crypto/keysetup.c
fs/crypto/keysetup_v1.c