Re: [PATCH v7 02/43] fscrypt: allow inline encryption for extent based encryption

Eric Biggers <[email protected]> Mon, 1 Jun 2026 15:49:20 -0700
Newsgroups org.kernel.vger.linux-fscrypt,org.kernel.vger.linux-block,org.kernel.vger.linux-btrfs,org.kernel.vger.linux-kernel
Message-ID <20260601224920.GB25574@quark>
On Wed, May 13, 2026 at 10:52:36AM +0200, Daniel Vacek wrote:
> From: Josef Bacik <[email protected]>
> 
> Instead of requiring -o inlinecrypt to enable inline encryption, allow
> having s_cop->has_per_extent_encryption to indicate that this file
> system supports inline encryption.
> 
> Signed-off-by: Josef Bacik <[email protected]>
> Signed-off-by: Daniel Vacek <[email protected]>
> ---
> 
> v5: https://lore.kernel.org/linux-btrfs/ba0289bf103653d5d98ef576756c9a2a66192865.1706116485.git.josef@toxicpanda.com/
>  * No changes since.

There are multiple places that check SB_INLINECRYPT, and just one was
updated.  Perhaps we should just require that if a filesystem sets
has_per_extent_encryption, then it also sets SB_INLINECRYPT
unconditionally?

- Eric