Re: [PATCH v14 02/26] x86/cpufeatures: Add CET CPU feature flags for Control-flow Enforcement Technology (CET)

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To: Borislav Petkov <bp@xxxxxxxxx>
Subject: Re: [PATCH v14 02/26] x86/cpufeatures: Add CET CPU feature flags for Control-flow Enforcement Technology (CET)
From: "Yu, Yu-cheng" <yu-cheng.yu@xxxxxxxxx>
Date: Fri, 6 Nov 2020 12:14:38 -0800
Cc: x86@xxxxxxxxxx, "H. Peter Anvin" <hpa@xxxxxxxxx>, Thomas Gleixner <tglx@xxxxxxxxxxxxx>, Ingo Molnar <mingo@xxxxxxxxxx>, linux-kernel@xxxxxxxxxxxxxxx, linux-doc@xxxxxxxxxxxxxxx, linux-mm@xxxxxxxxx, linux-arch@xxxxxxxxxxxxxxx, linux-api@xxxxxxxxxxxxxxx, Arnd Bergmann <arnd@xxxxxxxx>, Andy Lutomirski <luto@xxxxxxxxxx>, Balbir Singh <bsingharora@xxxxxxxxx>, Cyrill Gorcunov <gorcunov@xxxxxxxxx>, Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>, Eugene Syromiatnikov <esyr@xxxxxxxxxx>, Florian Weimer <fweimer@xxxxxxxxxx>, "H.J. Lu" <hjl.tools@xxxxxxxxx>, Jann Horn <jannh@xxxxxxxxxx>, Jonathan Corbet <corbet@xxxxxxx>, Kees Cook <keescook@xxxxxxxxxxxx>, Mike Kravetz <mike.kravetz@xxxxxxxxxx>, Nadav Amit <nadav.amit@xxxxxxxxx>, Oleg Nesterov <oleg@xxxxxxxxxx>, Pavel Machek <pavel@xxxxxx>, Peter Zijlstra <peterz@xxxxxxxxxxxxx>, Randy Dunlap <rdunlap@xxxxxxxxxxxxx>, "Ravi V. Shankar" <ravi.v.shankar@xxxxxxxxx>, Vedvyas Shanbhogue <vedvyas.shanbhogue@xxxxxxxxx>, Dave Martin <Dave.Martin@xxxxxxx>, Weijiang Yang <weijiang.yang@xxxxxxxxx>, Pengfei Xu <pengfei.xu@xxxxxxxxx>, Borislav Petkov <bp@xxxxxxx>
In-reply-to: <20201106201152.GJ14914@zn.tnic>
References: <20201012153850.26996-1-yu-cheng.yu@intel.com> <20201012153850.26996-3-yu-cheng.yu@intel.com> <20201106184953.GI14914@zn.tnic> <94e82db0-381b-a140-ab74-f23b7c35949e@intel.com> <20201106201152.GJ14914@zn.tnic>
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On 11/6/2020 12:11 PM, Borislav Petkov wrote:

On Fri, Nov 06, 2020 at 11:48:26AM -0800, Yu, Yu-cheng wrote:

I will drop it.  It has been re-based many times, and probably I
accidentally introduced something else?


Yah, I think I added my tag to this version:

https://lkml.kernel.org/lkml/20181119214809.6086-3-yu-cheng.yu@xxxxxxxxx/

Do you need to refresh on when tags get dropped?

See here: Documentation/process/submitting-patches.rst

You should verify the rest of the patchset too - tags are not
sticked to a patch forever.


I will do that.

Yu-cheng

References:
- [PATCH v14 00/26] Control-flow Enforcement: Shadow Stack
  - From: Yu-cheng Yu
- [PATCH v14 02/26] x86/cpufeatures: Add CET CPU feature flags for Control-flow Enforcement Technology (CET)
  - From: Yu-cheng Yu
- Re: [PATCH v14 02/26] x86/cpufeatures: Add CET CPU feature flags for Control-flow Enforcement Technology (CET)
  - From: Borislav Petkov
- Re: [PATCH v14 02/26] x86/cpufeatures: Add CET CPU feature flags for Control-flow Enforcement Technology (CET)
  - From: Yu, Yu-cheng
- Re: [PATCH v14 02/26] x86/cpufeatures: Add CET CPU feature flags for Control-flow Enforcement Technology (CET)
  - From: Borislav Petkov

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