Re: [PATCH v4 8/8] sysctl: Remove register_sysctl_table

From: Christian Brauner
Date: Tue May 23 2023 - 08:57:38 EST


On Tue, May 23, 2023 at 02:22:20PM +0200, Joel Granados wrote:
> This is part of the general push to deprecate register_sysctl_paths and
> register_sysctl_table. After removing all the calling functions, we
> remove both the register_sysctl_table function and the documentation
> check that appeared in check-sysctl-docs awk script.
>
> We save 595 bytes with this change:
>
> ./scripts/bloat-o-meter vmlinux.1.refactor-base-paths vmlinux.2.remove-sysctl-table
> add/remove: 2/8 grow/shrink: 1/0 up/down: 1154/-1749 (-595)
> Function old new delta
> count_subheaders - 983 +983
> unregister_sysctl_table 29 184 +155
> __pfx_count_subheaders - 16 +16
> __pfx_unregister_sysctl_table.part 16 - -16
> __pfx_register_leaf_sysctl_tables.constprop 16 - -16
> __pfx_count_subheaders.part 16 - -16
> __pfx___register_sysctl_base 16 - -16
> unregister_sysctl_table.part 136 - -136
> __register_sysctl_base 478 - -478
> register_leaf_sysctl_tables.constprop 524 - -524
> count_subheaders.part 547 - -547
> Total: Before=21257652, After=21257057, chg -0.00%
>
> Signed-off-by: Joel Granados <j.granados@xxxxxxxxxxx>
> [mcgrof: remove register_leaf_sysctl_tables and append_path too and
> add bloat-o-meter stats]
> Signed-off-by: Luis Chamberlain <mcgrof@xxxxxxxxxx>
> ---

Acked-by: Christian Brauner <brauner@xxxxxxxxxx>