linux-kernel - Re: [PATCH v2 07/39] x86/cet: Add user control-protection fault handler

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Message-ID: <9dcd47faf6f5ebeb56703b0a5036ee173fa0595e.camel@intel.com>
Date:   Mon, 3 Oct 2022 20:33:42 +0000
From:   "Edgecombe, Rick P" <rick.p.edgecombe@...el.com>
To:     "keescook@...omium.org" <keescook@...omium.org>
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Subject: Re: [PATCH v2 07/39] x86/cet: Add user control-protection fault
 handler

On Mon, 2022-10-03 at 11:04 -0700, Kees Cook wrote:
> On Thu, Sep 29, 2022 at 03:29:04PM -0700, Rick Edgecombe wrote:
> > [...]
> > -#ifdef CONFIG_X86_KERNEL_IBT
> > +#if defined(CONFIG_X86_KERNEL_IBT) ||
> > defined(CONFIG_X86_SHADOW_STACK)
> 
> This pattern is repeated several times. Perhaps there needs to be a
> CONFIG_X86_CET to make this more readable? Really just a style
> question.

Hmm, good idea. Thanks.