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Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/filesystems/fscrypt.rst | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/filesystems/fscrypt.rst b/Documentation/filesystems/fscrypt.rst index c0dd35f1af12..e4882b73120e 100644 --- a/Documentation/filesystems/fscrypt.rst +++ b/Documentation/filesystems/fscrypt.rst @@ -1238,6 +1238,10 @@ astute users may notice some differences in behavior: - DAX (Direct Access) is not supported on encrypted files. +- Encrypted files cannot be used directly as swap files. To swap to + an encrypted file, set up a loopback device on top of it. + Alternatively, encrypted swap can use a dm-crypt device. + - The maximum length of an encrypted symlink is 2 bytes shorter than the maximum length of an unencrypted symlink. For example, on an EXT4 filesystem with a 4K block size, unencrypted symlinks can be up |