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Date: Fri, 1 Nov 2019 09:32:54 -0700
From: Sami Tolvanen <>
To: Kees Cook <>
Cc: Will Deacon <>, Catalin Marinas <>, 
	Steven Rostedt <>, Masami Hiramatsu <>, 
	Ard Biesheuvel <>, Dave Martin <>, 
	Laura Abbott <>, Mark Rutland <>, 
	Nick Desaulniers <>, Jann Horn <>, 
	Miguel Ojeda <>, 
	Masahiro Yamada <>, 
	clang-built-linux <>, 
	Kernel Hardening <>, 
	linux-arm-kernel <>, LKML <>
Subject: Re: [PATCH v3 07/17] scs: add support for stack usage debugging

On Thu, Oct 31, 2019 at 8:55 PM Kees Cook <> wrote:
> On Thu, Oct 31, 2019 at 09:46:27AM -0700, wrote:
> > Implements CONFIG_DEBUG_STACK_USAGE for shadow stacks.
> Did I miss it, or is there no Kconfig section for this? I just realized
> I can't find it. I was going to say "this commit log should explain
> why/when this option is used", but then figured it might be explained in
> the Kconfig ... but I couldn't find it. ;)

It's in lib/Kconfig.debug. But yes, I will add a commit message in v4.


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