Re: [OS-BUILD PATCH 3/3] redhat/configs/ark: Enable CONFIG_GCC_PLUGIN_STRUCTLEAK_BYREF_ALL

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On Wed, Dec 9, 2020 at 5:55 PM Josh Poimboeuf <jpoimboe@xxxxxxxxxx> wrote:
>
> On Wed, Dec 09, 2020 at 08:52:08AM +0000, Peter Robinson wrote:
> > On Tue, Dec 8, 2020 at 9:52 PM GitLab Bridge on behalf of jpoimboe
> > <cki-gitlab@xxxxxxxxxx> wrote:
> > >
> > > From: Josh Poimboeuf <jpoimboe@xxxxxxxxxx>
> > >
> > > Enable CONFIG_GCC_PLUGIN_STRUCTLEAK_BYREF_ALL for ark.  This prevents a
> > > lot of uninitialized stack variable exploits, with a minimal impact on
> > > performance.
> >
> > Is there any reason to do this purely in ARK and not in the common config?
>
> I don't know of any reason not to make this change in Fedora, but
> wouldn't that would be up to the Fedora kernel maintainers?

Yes, but they also participate here and can ACK the change as well.
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