Re: [RFC][PATCH 1/2] Add a layer of abstraction to use the memory reserved by device tree for ima buffer pass.

From: Rob Herring
Date: Tue May 12 2020 - 19:09:59 EST


On Mon, May 04, 2020 at 01:38:28PM -0700, Prakhar Srivastava wrote:
> Introduce a device tree layer for to read and store ima buffer
> from the reserved memory section of a device tree.

But why do I need 'a layer of abstraction'? I don't like them.

> Signed-off-by: Prakhar Srivastava <prsriva@xxxxxxxxxxxxxxxxxxx>
> ---
> drivers/of/Kconfig | 6 ++
> drivers/of/Makefile | 1 +
> drivers/of/of_ima.c | 165 ++++++++++++++++++++++++++++++++++++++++++++

Who are the users of this code and why does it need to be here? Most
code for specific bindings are not in drivers/of/ but with the user. It
doesn't sound like there's more than 1 user.

> include/linux/of.h | 34 +++++++++
> 4 files changed, 206 insertions(+)
> create mode 100644 drivers/of/of_ima.c