Re: [PATCH v7 02/26] x86/mm: Relocate page fault error codes to traps.h

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To: Ricardo Neri <ricardo.neri-calderon@xxxxxxxxxxxxxxx>
Subject: Re: [PATCH v7 02/26] x86/mm: Relocate page fault error codes to traps.h
From: Borislav Petkov <bp@xxxxxxx>
Date: Sat, 27 May 2017 12:13:30 +0200
Cc: Ingo Molnar <mingo@xxxxxxxxxx>, Thomas Gleixner <tglx@xxxxxxxxxxxxx>, "H. Peter Anvin" <hpa@xxxxxxxxx>, Andy Lutomirski <luto@xxxxxxxxxx>, Peter Zijlstra <peterz@xxxxxxxxxxxxx>, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, Brian Gerst <brgerst@xxxxxxxxx>, Chris Metcalf <cmetcalf@xxxxxxxxxxxx>, Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>, Paolo Bonzini <pbonzini@xxxxxxxxxx>, Masami Hiramatsu <mhiramat@xxxxxxxxxx>, Huang Rui <ray.huang@xxxxxxx>, Jiri Slaby <jslaby@xxxxxxx>, Jonathan Corbet <corbet@xxxxxxx>, "Michael S. Tsirkin" <mst@xxxxxxxxxx>, Paul Gortmaker <paul.gortmaker@xxxxxxxxxxxxx>, Vlastimil Babka <vbabka@xxxxxxx>, Chen Yucong <slaoub@xxxxxxxxx>, Alexandre Julliard <julliard@xxxxxxxxxx>, Stas Sergeev <stsp@xxxxxxx>, Fenghua Yu <fenghua.yu@xxxxxxxxx>, "Ravi V. Shankar" <ravi.v.shankar@xxxxxxxxx>, Shuah Khan <shuah@xxxxxxxxxx>, linux-kernel@xxxxxxxxxxxxxxx, x86@xxxxxxxxxx, linux-msdos@xxxxxxxxxxxxxxx, wine-devel@xxxxxxxxxx, "Kirill A. Shutemov" <kirill.shutemov@xxxxxxxxxxxxxxx>, Josh Poimboeuf <jpoimboe@xxxxxxxxxx>
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References: <20170505181724.55000-1-ricardo.neri-calderon@linux.intel.com> <20170505181724.55000-3-ricardo.neri-calderon@linux.intel.com> <20170521142330.GC5676@nazgul.tnic> <1495856426.24288.47.camel@ranerica-desktop>
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On Fri, May 26, 2017 at 08:40:26PM -0700, Ricardo Neri wrote:
> This change was initially intended to only rename the error codes,
> without functional changes. Would making change be considered a change
> in functionality?

How?

The before-and-after asm should be the identical.

-- 
Regards/Gruss,
    Boris.

SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nürnberg)
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Follow-Ups:
- Re: [PATCH v7 02/26] x86/mm: Relocate page fault error codes to traps.h
  - From: Ricardo Neri

References:
- [PATCH v7 00/26] x86: Enable User-Mode Instruction Prevention
  - From: Ricardo Neri
- [PATCH v7 02/26] x86/mm: Relocate page fault error codes to traps.h
  - From: Ricardo Neri
- Re: [PATCH v7 02/26] x86/mm: Relocate page fault error codes to traps.h
  - From: Borislav Petkov
- Re: [PATCH v7 02/26] x86/mm: Relocate page fault error codes to traps.h
  - From: Ricardo Neri

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