--- zzzz-none-000/linux-5.4.213/Documentation/filesystems/fscrypt.rst 2022-09-15 10:04:56.000000000 +0000 +++ alder-5690pro-762/linux-5.4.213/Documentation/filesystems/fscrypt.rst 2024-08-14 09:01:24.000000000 +0000 @@ -331,8 +331,8 @@ ------------------- For file contents, each filesystem block is encrypted independently. -Currently, only the case where the filesystem block size is equal to -the system's page size (usually 4096 bytes) is supported. +Starting from Linux kernel 5.5, encryption of filesystems with block +size less than system's page size is supported. Each block's IV is set to the logical block number within the file as a little endian number, except that: