Re: [PATCH v3 00/11] sysctl: treewide: constify ctl_table argument of sysctl handlers

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On Wed, May 08, 2024 at 10:11:35AM -0700, Kees Cook wrote:
> On Wed, Apr 24, 2024 at 08:12:34PM -0700, Jakub Kicinski wrote:
> > On Tue, 23 Apr 2024 09:54:35 +0200 Thomas Wei�chuh wrote:
> > > The series was split from my larger series sysctl-const series [0].
> > > It only focusses on the proc_handlers but is an important step to be
> > > able to move all static definitions of ctl_table into .rodata.
> > 
> > Split this per subsystem, please.
Thx for stepping in to move this forward.

> I've done a few painful API transitions before, and I don't think the
> complexity of these changes needs a per-subsystem constification pass. I
> think this series is the right approach, but that patch 11 will need
> coordination with Linus. We regularly do system-wide prototype changes
> like this right at the end of the merge window before -rc1 comes out.
This would be more for 6.11, as I expect the other subsystems to freeze
for the merge window.

> The requirements are pretty simple: it needs to be a obvious changes
> (this certainly is) and as close to 100% mechanical as possible. I think
> patch 11 easily qualifies. Linus should be able to run the same Coccinelle
> script and get nearly the same results, etc. And all the other changes
The coccinelle script is not enough. But that patch 11 should still be
trivial enough to go in before -rc1. right?

> need to have landed. This change also has no "silent failure" conditions:
> anything mismatched will immediately stand out.
> So, have patches 1-10 go via their respective subsystems, and once all
> of those are in Linus's tree, send patch 11 as a stand-alone PR.
Thomas: I can take the sysctl subsystem related patches ("[PATCH v3
10/11] sysctl: constify ctl_table arguments of utility function"), while
you push the others to their respective subsystems (If you have not

> (From patch 11, it looks like the seccomp read/write function changes
> could be split out? I'll do that now...)
I saw that that patch has the necessary reviews. Get back to me if you
need me to take a quick look at it.


Joel Granados

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