Sumit, ----- Ursprüngliche Mail ----- >> > module_param_named(source, trusted_key_source, charp, 0); >> > -MODULE_PARM_DESC(source, "Select trusted keys source (tpm or tee)"); >> > +MODULE_PARM_DESC(source, "Select trusted keys source (tpm, tee or caam)"); >> >> I didn't closely follow the previous discussions, but is a module >> parameter really the right approach? >> Is there also a way to set it via something like device tree? >> > > It's there to support a platform which possesses multiple trusted keys > backends. So that a user is able to select during boot which one to > use as a backend. I understand the use case, my question was whether it makes actually sense to have a module parameter for it, or additionally another way to define the preferred backend. Thanks, //richard