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Date: Mon, 8 Jan 2018 01:22:04 +0300
From: Alexey Dobriyan <adobriyan@gmail.com>
To: tglx@linutronix.de
Cc: linux-kernel@vger.kernel.org
Subject: Re: [patch V2 1/2] sysfs/cpu: Add vulnerability folder
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Thomas Gleixner wrote:
> Create /sys/devices/system/cpu/vulnerabilities folder and files for
> meltdown, spectre_v1 and spectre_v2.

It is called "grep -e '^bugs' /proc/cpuinfo".

kpti is deduceable from .config and /proc/cmdline .
If people don't know what .config they are running, god bless them.