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Date: Mon, 23 Oct 2017 14:40:14 +0200
From: Ingo Molnar <mingo@kernel.org>
To: "Kirill A. Shutemov" <kirill@shutemov.name>
Cc: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
        Ingo Molnar <mingo@redhat.com>,
        Linus Torvalds <torvalds@linux-foundation.org>, x86@kernel.org,
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        Andrew Morton <akpm@linux-foundation.org>,
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        Cyrill Gorcunov <gorcunov@openvz.org>, Borislav Petkov <bp@suse.de>,
        linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 0/6] Boot-time switching between 4- and 5-level paging
 for 4.15, Part 1
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* Kirill A. Shutemov <kirill@shutemov.name> wrote:

> > Making a variable that 'looks' like a constant macro dynamic in a rare Kconfig 
> > scenario is asking for trouble.
> 
> We expect boot-time page mode switching to be enabled in kernel of next
> generation enterprise distros. It shoudn't be that rare.

My point remains even with not-so-rare Kconfig dependency.

Thanks,

	Ingo