linux-ext4 - Re: [PATCH] fscrypt: log when starting to use inline encryption

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Message-ID: <YmGmeZ5sm9nqEqxd@sol.localdomain>
Date:   Thu, 21 Apr 2022 11:46:17 -0700
From:   Eric Biggers <ebiggers@...nel.org>
To:     linux-fscrypt@...r.kernel.org
Cc:     linux-ext4@...r.kernel.org, linux-f2fs-devel@...ts.sourceforge.net
Subject: Re: [PATCH] fscrypt: log when starting to use inline encryption

On Wed, Apr 13, 2022 at 10:34:15PM -0700, Eric Biggers wrote:
> From: Eric Biggers <ebiggers@...gle.com>
> 
> When inline encryption is used, the usual message "fscrypt: AES-256-XTS
> using implementation <impl>" doesn't appear in the kernel log.  Add a
> similar message for the blk-crypto case that indicates that inline
> encryption was used, and whether blk-crypto-fallback was used or not.
> This can be useful for debugging performance problems.
> 
> Signed-off-by: Eric Biggers <ebiggers@...gle.com>
> ---
>  fs/crypto/fscrypt_private.h |  4 +++-
>  fs/crypto/inline_crypt.c    | 33 ++++++++++++++++++++++++++++++++-
>  fs/crypto/keysetup.c        |  2 +-
>  3 files changed, 36 insertions(+), 3 deletions(-)

Applied to fscrypt.git#master for 5.19.

- Eric