On Sat, Apr 30, 2022 at 10:08:50PM -0700, Eric Biggers wrote: > This series cleans up and fixes the way that ext4 and f2fs handle the > test_dummy_encryption mount option: > > - Patches 1-2 make test_dummy_encryption consistently require that the > 'encrypt' feature flag already be enabled and that > CONFIG_FS_ENCRYPTION be enabled. Note, this will cause xfstest > ext4/053 to start failing; my xfstests patch "ext4/053: update the > test_dummy_encryption tests" will fix that. > > - Patches 3-7 replace the fscrypt_set_test_dummy_encryption() helper > function with new functions that work properly with the new mount API, > by splitting up the parsing, checking, and applying steps. These fix > bugs that were introduced when ext4 started using the new mount API. > > We can either take all these patches through the fscrypt tree, or we can > take them in multiple cycles as follows: > > 1. patch 1 via ext4, patch 2 via f2fs, patch 3-4 via fscrypt > 2. patch 5 via ext4, patch 6 via f2fs > 3. patch 7 via fscrypt > > Ted and Jaegeuk, let me know what you prefer. > > Changed v1 => v2: > - Added patches 2-7 > - Also reject test_dummy_encryption when !CONFIG_FS_ENCRYPTION > > Eric Biggers (7): > ext4: only allow test_dummy_encryption when supported > f2fs: reject test_dummy_encryption when !CONFIG_FS_ENCRYPTION > fscrypt: factor out fscrypt_policy_to_key_spec() > fscrypt: add new helper functions for test_dummy_encryption > ext4: fix up test_dummy_encryption handling for new mount API > f2fs: use the updated test_dummy_encryption helper functions > fscrypt: remove fscrypt_set_test_dummy_encryption() Since I haven't heard from anyone, I've gone ahead and applied patches 3-4 to fscrypt#master for 5.19, so that the filesystem-specific patches can be taken in 5.20. But patches 1-2 could still be applied now. Any feedback on this series would be greatly appreciated! - Eric
