diff options
| author | Eric Biggers <ebiggers@kernel.org> | 2026-07-12 22:36:55 -0400 |
|---|---|---|
| committer | Eric Biggers <ebiggers@kernel.org> | 2026-07-20 10:39:25 -0700 |
| commit | b69664873f4af302c7867aa7478e818549932614 (patch) | |
| tree | af8bfd51dc5a596488b1d3c037318746f7019da2 /fs/ext4 | |
| parent | 95b39df0413077b631cde9c6e35224c15258ccf5 (diff) | |
| download | linux-next-b69664873f4af302c7867aa7478e818549932614.tar.gz linux-next-b69664873f4af302c7867aa7478e818549932614.zip | |
fscrypt: Fully disallow IV_INO_LBLK_32 with s_blocksize != PAGE_SIZE
FSCRYPT_POLICY_FLAG_IV_INO_LBLK_32 with s_blocksize != PAGE_SIZE works
only with the fs-layer implementation of file contents encryption, not
blk-crypto. This is a problem for standardizing on blk-crypto.
Fortunately, no one should be using this combination anyway. It doesn't
make sense because the entire point of IV_INO_LBLK_32 is to support
inline encryption hardware that is limited to 32-bit DUNs.
Thus, fully disallow IV_INO_LBLK_32 with s_blocksize != PAGE_SIZE.
Reviewed-by: Christoph Hellwig <hch@lst.de>
Link: https://patch.msgid.link/20260713023708.9245-5-ebiggers@kernel.org
Signed-off-by: Eric Biggers <ebiggers@kernel.org>
Diffstat (limited to 'fs/ext4')
0 files changed, 0 insertions, 0 deletions