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Subject: Re: [PATCH 4.9 43/92] x86/pti: Do not enable PTI on CPUs which are
 not vulnerable to Meltdown
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
 Nick Lowe <nick.lowe@gmail.com>
Cc: linux-kernel@vger.kernel.org, stable@vger.kernel.org,
 David Woodhouse <dwmw@amazon.co.uk>, Thomas Gleixner <tglx@linutronix.de>,
 Borislav Petkov <bp@suse.de>, Dave Hansen <dave.hansen@intel.com>,
 gnomes@lxorguk.ukuu.org.uk, ak@linux.intel.com, ashok.raj@intel.com,
 karahmed@amazon.de, torvalds@linux-foundation.org, peterz@infradead.org,
 Borislav Petkov <bp@alien8.de>, pbonzini@redhat.com,
 tim.c.chen@linux.intel.com
References: <20180209133931.211869118@linuxfoundation.org>
 <20180209133934.259299920@linuxfoundation.org>
 <CADSoG1tjU2G9FUNOFod4ZsYSw7gOSsza_JWUv5H6pAkbftWywA@mail.gmail.com>
 <20180213150007.GJ26982@kroah.com>
From: Arjan van de Ven <arjan@linux.intel.com>
Message-ID: <b0680083-5cd2-e152-0d64-f5a931274a8e@linux.intel.com>
Date: Tue, 13 Feb 2018 07:09:44 -0800
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> 
> So, any hints on what you think should be the correct fix here?

the patch sure looks correct to me, it now has a nice table for CPU IDs
including all of AMD (and soon hopefully the existing Intel ones that are not exposed to meltdown)