linux-kernel - Re: [patch V2 1/2] sysfs/cpu: Add vulnerability folder

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20180108035056.GA6599@localhost.localdomain>
Date:   Sun, 7 Jan 2018 22:50:58 -0500
From:   Konrad Rzeszutek Wilk <konrad@...nel.org>
To:     Alexey Dobriyan <adobriyan@...il.com>
Cc:     tglx@...utronix.de, linux-kernel@...r.kernel.org
Subject: Re: [patch V2 1/2] sysfs/cpu: Add vulnerability folder

On Mon, Jan 08, 2018 at 01:22:04AM +0300, Alexey Dobriyan wrote:
> 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.

It is not just for meltdown (kpti). You also have retpoline and IBRS
which is for spectre.