Re: [PATCH v2 0/5] xfstests: verify ciphertext of IV_INO_LBLK_64 encryption policies

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On Mon, Dec 02, 2019 at 03:01:50PM -0800, Eric Biggers wrote:
> Hello,
> 
> This series adds an xfstest which tests that the encryption for
> IV_INO_LBLK_64 encryption policies is being done correctly.
> 
> IV_INO_LBLK_64 is a new fscrypt policy flag which modifies the
> encryption to be optimized for inline encryption hardware compliant with
> the UFS v2.1 standard or the upcoming version of the eMMC standard.  For
> more information, see the kernel patchset:
> https://lore.kernel.org/linux-fscrypt/20191024215438.138489-1-ebiggers@xxxxxxxxxx/T/#u
> 
> The kernel patches have been merged into mainline and will be in v5.5.
> 
> In addition to the latest kernel, to run on ext4 this test also needs a
> version of e2fsprogs built from the master branch, in order to get
> support for formatting the filesystem with '-O stable_inodes'.
> 
> As usual, the test will skip itself if the prerequisites aren't met.
> 
> No real changes since v1; just rebased onto the latest xfstests master
> branch and updated the cover letter.
> 
> Eric Biggers (5):
>   fscrypt-crypt-util: create key_and_iv_params structure
>   fscrypt-crypt-util: add HKDF context constants
>   common/encrypt: create named variables for UAPI constants
>   common/encrypt: support verifying ciphertext of IV_INO_LBLK_64
>     policies
>   generic: verify ciphertext of IV_INO_LBLK_64 encryption policies
> 
>  common/encrypt           | 126 +++++++++++++++++++++++++-------
>  src/fscrypt-crypt-util.c | 151 ++++++++++++++++++++++++++++-----------
>  tests/generic/805        |  43 +++++++++++
>  tests/generic/805.out    |   6 ++
>  tests/generic/group      |   1 +
>  5 files changed, 259 insertions(+), 68 deletions(-)
>  create mode 100644 tests/generic/805
>  create mode 100644 tests/generic/805.out
> 

Ping.  Does anyone want to take a look at this?  Satya?

- Eric



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