[Lsf-pc] [LSF/MM/BPF ATTEND][LSF/MM/BPF TOPIC] Meta/Integrity/PI improvements

[Dongyang Li]

On Wed, 2024-04-03 at 14:42 +0200, hch at lst.de wrote:
> In kernel use is easy, we can do that as soon as the first in-kernel
> user comes along.  Which one do you have in mind?
> 
We do have dm-crypt, nvme target and target_core_iblock using
bio_integrity_alloc() and bio_integrity_add_page() to setup PI buffer,
but I'm not sure if there's any value this will bring, looks like
bio_itegrity_alloc/add_page() are just working fine for them.

Cheers
Dongyang