Re: [PATCH 4.9 43/92] x86/pti: Do not enable PTI on CPUs which are not vulnerable to Meltdown

Subject: Re: [PATCH 4.9 43/92] x86/pti: Do not enable PTI on CPUs which are not vulnerable to Meltdown
From: Nick Lowe <nick.lowe@xxxxxxxxx>
Date: Fri, 16 Feb 2018 16:56:54 +0000
Cc: Arjan van de Ven <arjan@xxxxxxxxxxxxxxx>, linux-kernel@xxxxxxxxxxxxxxx, stable@xxxxxxxxxxxxxxx, David Woodhouse <dwmw@xxxxxxxxxxxx>, Thomas Gleixner <tglx@xxxxxxxxxxxxx>, Borislav Petkov <bp@xxxxxxx>, Dave Hansen <dave.hansen@xxxxxxxxx>, gnomes@xxxxxxxxxxxxxxxxxxx, ak@xxxxxxxxxxxxxxx, ashok.raj@xxxxxxxxx, karahmed@xxxxxxxxx, torvalds@xxxxxxxxxxxxxxxxxxxx, peterz@xxxxxxxxxxxxx, Borislav Petkov <bp@xxxxxxxxx>, pbonzini@xxxxxxxxxx, tim.c.chen@xxxxxxxxxxxxxxx
In-reply-to: <CADSoG1uW5PuT9dr+w3npf6LiLvBL5=2x=uN98+JVNTR3KQbH5w@mail.gmail.com>

Hi,

This should use boot_cpu_has_bug(X86_BUG_CPU_MELTDOWN)) - I am
preparing patches.

Best,

Nick

References:
- [PATCH 4.9 00/92] 4.9.81-stable review
  - From: Greg Kroah-Hartman
- [PATCH 4.9 43/92] x86/pti: Do not enable PTI on CPUs which are not vulnerable to Meltdown
  - From: Greg Kroah-Hartman
- Re: [PATCH 4.9 43/92] x86/pti: Do not enable PTI on CPUs which are not vulnerable to Meltdown
  - From: Nick Lowe
- Re: [PATCH 4.9 43/92] x86/pti: Do not enable PTI on CPUs which are not vulnerable to Meltdown
  - From: Greg Kroah-Hartman
- Re: [PATCH 4.9 43/92] x86/pti: Do not enable PTI on CPUs which are not vulnerable to Meltdown
  - From: Arjan van de Ven
- Re: [PATCH 4.9 43/92] x86/pti: Do not enable PTI on CPUs which are not vulnerable to Meltdown
  - From: Nick Lowe
- Re: [PATCH 4.9 43/92] x86/pti: Do not enable PTI on CPUs which are not vulnerable to Meltdown
  - From: Greg Kroah-Hartman
- Re: [PATCH 4.9 43/92] x86/pti: Do not enable PTI on CPUs which are not vulnerable to Meltdown
  - From: Nick Lowe