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Re: [v2 3/7] x86/mpx, x86/insn: Relocate insn util functions to a new insn-utils

From Dave Hansen <dave.hansen@linux.intel.com>
Newsgroups linux.kernel
Subject Re: [v2 3/7] x86/mpx, x86/insn: Relocate insn util functions to a new insn-utils
Date 2017-01-03 17:50 +0100
Message-ID <sVArE-DT-5@gated-at.bofh.it> (permalink)
References <sRJtv-6WG-7@gated-at.bofh.it> <sRJtw-6WG-21@gated-at.bofh.it>
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On 12/23/2016 05:37 PM, Ricardo Neri wrote:
> Other kernel submodules can benefit from using the utility functions
> defined in mpx.c to obtain the addresses and values of operands contained
> in the general purpose registers. An instance of this is the emulation code
> used for instructions protected by the Intel User-Mode Instruction
> Prevention feature.

I haven't looked at this in detail, but as long as this is pretty much a
straight code move, I don't see any issues with it from an MPX
perspective.  I'm glad to see it getting reused.

Feel free to add my Acked-by on it if you like.

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Thread

[v2 0/7] x86: enable User-Mode Instruction Prevention Ricardo Neri <ricardo.neri-calderon@linux.intel.com> - 2016-12-24 02:40 +0100
  [v2 5/7] x86: Add emulation code for UMIP instructions Ricardo Neri <ricardo.neri-calderon@linux.intel.com> - 2016-12-24 02:40 +0100
    Re: [v2 5/7] x86: Add emulation code for UMIP instructions Andy Lutomirski <luto@amacapital.net> - 2016-12-24 03:20 +0100
      Re: [v2 5/7] x86: Add emulation code for UMIP instructions Ricardo Neri <ricardo.neri-calderon@linux.intel.com> - 2016-12-28 01:40 +0100
        Re: [v2 5/7] x86: Add emulation code for UMIP instructions Andy Lutomirski <luto@amacapital.net> - 2016-12-28 01:50 +0100
          Re: [v2 5/7] x86: Add emulation code for UMIP instructions Ricardo Neri <ricardo.neri-calderon@linux.intel.com> - 2016-12-30 06:30 +0100
            Re: [v2 5/7] x86: Add emulation code for UMIP instructions Andy Lutomirski <luto@amacapital.net> - 2016-12-31 03:10 +0100
              Re: [v2 5/7] x86: Add emulation code for UMIP instructions Ricardo Neri <ricardo.neri-calderon@linux.intel.com> - 2017-01-04 02:40 +0100
    Re: [v2 5/7] x86: Add emulation code for UMIP instructions Masami Hiramatsu <mhiramat@kernel.org> - 2016-12-25 17:00 +0100
      Re: [v2 5/7] x86: Add emulation code for UMIP instructions Ricardo Neri <ricardo.neri-calderon@linux.intel.com> - 2016-12-28 01:50 +0100
  [v2 3/7] x86/mpx, x86/insn: Relocate insn util functions to a new insn-utils Ricardo Neri <ricardo.neri-calderon@linux.intel.com> - 2016-12-24 02:40 +0100
    Re: [v2 3/7] x86/mpx, x86/insn: Relocate insn util functions to a  new insn-utils kbuild test robot <lkp@intel.com> - 2016-12-24 03:40 +0100
    Re: [v2 3/7] x86/mpx, x86/insn: Relocate insn util functions to a  new insn-utils Masami Hiramatsu <mhiramat@kernel.org> - 2016-12-25 07:20 +0100
      Re: [v2 3/7] x86/mpx, x86/insn: Relocate insn util functions to a  new insn-utils Ricardo Neri <ricardo.neri-calderon@linux.intel.com> - 2016-12-27 23:40 +0100
    Re: [v2 3/7] x86/mpx, x86/insn: Relocate insn util functions to a new  insn-utils Dave Hansen <dave.hansen@linux.intel.com> - 2017-01-03 17:50 +0100
      Re: [v2 3/7] x86/mpx, x86/insn: Relocate insn util functions to a  new insn-utils Ricardo Neri <ricardo.neri-calderon@linux.intel.com> - 2017-01-04 02:40 +0100
  [v2 2/7] x86/mpx: Fail when implicit zero-displacement is used along with R/EBP Ricardo Neri <ricardo.neri-calderon@linux.intel.com> - 2016-12-24 02:50 +0100
    Re: [v2 2/7] x86/mpx: Fail when implicit zero-displacement is used  along with R/EBP Andy Lutomirski <luto@amacapital.net> - 2016-12-24 03:00 +0100
      Re: [v2 2/7] x86/mpx: Fail when implicit zero-displacement is used  along with R/EBP Ricardo Neri <ricardo.neri-calderon@linux.intel.com> - 2016-12-27 23:40 +0100
        Re: [v2 2/7] x86/mpx: Fail when implicit zero-displacement is used  along with R/EBP Dave Hansen <dave.hansen@linux.intel.com> - 2017-01-03 17:50 +0100
          Re: [v2 2/7] x86/mpx: Fail when implicit zero-displacement is used  along with R/EBP Ricardo Neri <ricardo.neri-calderon@linux.intel.com> - 2017-01-04 02:40 +0100

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