Re: [PATCH v2 0/8] Remove child from struct ctl_table

[Joel Granados]

On Sun, Jun 18, 2023 at 02:33:35AM -0700, Luis Chamberlain wrote:
> On Fri, Jun 16, 2023 at 10:59:14AM +0200, Joel Granados wrote:
> > This is part of the effort to remove the empty element of the ctl_table
> > structures (used to calculate size) and replace it with an ARRAY_SIZE call. By
> > replacing the child element in struct ctl_table with a flags element we make
> > sure that there are no forward recursions on child nodes and therefore set
> > ourselves up for just using an ARRAY_SIZE. We also added some self tests to
> > make sure that we do not break anything.
> > 
> > Patchset is separated in 4: parport fixes, selftests fixes, selftests additions and
> > replacement of child element. Tested everything with sysctl self tests and everything
> > seems "ok".
> > 
> > 1. parport fixes: This is related to my previous series and it plugs a sysct
> >    table leak in the parport driver. @mcgrof: I'm just leaving this here so we
> >    don't have to retest the parport stuff
> > 
> > 2. Selftests fixes: Remove the prefixed zeros when passing a awk field to the
> >    awk print command because it was causing $0009 to be interpreted as $0.
> >    Replaced continue with return in sysctl.sh(test_case) so the test actually
> >    gets skipped. The skip decision is now in sysctl.sh(skip_test).
> > 
> > 3. Selftest additions: New test to confirm that unregister actually removes
> >    targets. New test to confirm that permanently empty targets are indeed
> >    created and that no other targets can be created "on top".
> > 
> > 4. Replaced the child pointer in struct ctl_table with an enum which is used to
> >    differentiate between permanently empty targets and non-empty ones.
> > 
> > V2: Replaced the u8 flag with an enumeration.
> 
> Thanks, I dropped the old patches and applied this new set. Pushed out
> to sysctl-next.
Awesome! thx.
> 
>   Luis

-- 

Joel Granados

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