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SubjectRe: [PATCH v2 1/3] Add the initify gcc plugin
On Tue, Jul 12, 2016 at 03:45:56PM -0400, Kees Cook wrote:
> On Mon, Jul 4, 2016 at 7:40 PM, Emese Revfy <> wrote:
> > If a function is called by __init and __exit functions as well then
> > the plugin moves it to the __exit section. This causes false positive
> > section mismatch errors/warnings that I don't know how to handle yet.
> Should the mismatch checker be updated to recognize this case? Without
> the plugin, I assume these kinds of functions would only ever be
> marked for __exit? If so, should the plugin strip the __init marking
> and only add __exit?

That sounds like a problem for architectures that still discard the
__exit section at link time to reduce the size of the linked kernel
image - though, obviously, if using the plugin results in a smaller
kernel image _with_ the exit sections, then there's a net benefit

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