linux-kernel - Re: [PATCH v4 0/8] sysctl: Completely remove register_sysctl

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Message-ID: <ZG2WP5BeGHDIJj3d@bombadil.infradead.org>
Date:   Tue, 23 May 2023 21:44:47 -0700
From:   Luis Chamberlain <mcgrof@...nel.org>
To:     Joel Granados <j.granados@...sung.com>
Cc:     Christian Brauner <brauner@...nel.org>,
        Kees Cook <keescook@...omium.org>,
        linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
        Iurii Zaikin <yzaikin@...gle.com>,
        Alexander Viro <viro@...iv.linux.org.uk>,
        Sudip Mukherjee <sudipm.mukherjee@...il.com>
Subject: Re: [PATCH v4 0/8] sysctl: Completely remove register_sysctl_table
 from sources

On Tue, May 23, 2023 at 02:22:12PM +0200, Joel Granados wrote:
> This is part of the general push to deprecate register_sysctl_paths and
> register_sysctl_table. It contains 2 patchsets that were originally sent
> separately. I have put them together because the second followed the first.
> 
> 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. I have separated the parport into 5 patches to clarify the
> different changes needed for the 3 calls to register_sysctl_paths.
> 
> 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.
> 
> Replace register_sysctl_table with register_sysctl effectively effectively
> transitioning 5 base paths ("kernel", "vm", "fs", "dev" and "debug") to the new
> call. Besides removing the actual function, I also removed it from the checks
> done in check-sysctl-docs. @mcgrof went a bit further and removed 2 more
> functions.
> 
> Testing for this change was done in the same way as with previous sysctl
> replacement patches: I made sure that the result of `find /proc/sys/ | sha1sum`
> was the same before and after the patchset.

Thanks! Queued up onto sysctl-next!

  Luis