[RFC PATCH v9 09/16] block|security: add LSM blob to block_device

[Christoph Hellwig]

On Mon, Jan 30, 2023 at 02:57:24PM -0800, Fan Wu wrote:
> From: Deven Bowers <deven.desai at linux.microsoft.com>
> 
> block_device structures can have valuable security properties,
> based on how they are created, and what subsystem manages them.

That's a lot of cloudy talk but no real explanation.