Re: [PATCH] arm64: Clear the stack

From: Kees Cook
Date: Mon Jul 02 2018 - 13:29:32 EST

Hi Will,

On Mon, Jul 2, 2018 at 2:59 AM, Will Deacon <will.deacon@xxxxxxx> wrote:
> On Fri, Jun 29, 2018 at 01:25:20PM -0700, Kees Cook wrote:
>> No worries! I've made the change locally and will push this out to
>> -next unless there are objections?
> I'm a bit wary of conflicts in entry.S, since it's likely that we're going
> to have a lot going on in there for 4.19.
> Could I take this via arm64 instead, please, or are there dependencies
> on other parts of your tree?

It depends on the plugin existing, but we could split it up so the
arm64 part could go separately. It would just be a no-op in the arm64
tree since CONFIG_GCC_PLUGIN_STACKLEAK won't exist there. Whatever
works best for you!


Kees Cook
Pixel Security