Re: [PATCH 0/6] sysctl: Remove register_sysctl_table from parport

From: Luis Chamberlain
Date: Mon May 15 2023 - 16:24:22 EST

On Mon, May 15, 2023 at 09:14:40AM +0200, Joel Granados wrote:
> This is part of the general push to deprecate register_sysctl_paths and
> register_sysctl_table. Parport driver uses the "CHILD" pointer
> in the ctl_table structure to create its directory structure. We move to
> the newer register_sysctl call and remove the pointer madness.

Nice! Thanks for doing this and unwinding the sysctl use case which
takes the cake for the obfuscation use case of sysctls.

> I have separated the parport into 5 patches to clarify the different
> changes needed for the 3 calls to register_sysctl_paths. I can squash
> them together if need be.

I think it makes sense to keep them that way.

> We no longer export the register_sysctl_table call as parport was the
> last user from outside proc_sysctl.c. Also modified documentation slightly
> so register_sysctl_table is no longer mentioned.

We can go further, but I'll explain in patch review on the patches.

> I'm waiting on the 0-day tests results.