On Wed, 15 Apr 2020, deven.desai@xxxxxxxxxxxxxxxxxxx wrote: > From: Deven Bowers <deven.desai@xxxxxxxxxxxxxxxxxxx> > > Add a security blob and associated allocation, deallocation and set hooks > for a block_device structure. > > Signed-off-by: Deven Bowers <deven.desai@xxxxxxxxxxxxxxxxxxx> Is there any feedback from block or LSM folk on the addition of a security blob for block_device here? IPE uses this is to track the status of integrity verification of e.g. DM-Verity devices, per this code from a subsequent patch: + ret = security_bdev_setsecurity(dm_table_get_md(v->ti->table)->bdev, + DM_VERITY_SIGNATURE_SEC_NAME, + v->sig->sig, v->sig->sig_size); -- James Morris <jmorris@xxxxxxxxx>