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Re: [Qemu-devel] [PATCH 1/3] x86, mpx: add documentation on Intel MPX
From: |
Ren, Qiaowei |
Subject: |
Re: [Qemu-devel] [PATCH 1/3] x86, mpx: add documentation on Intel MPX |
Date: |
Fri, 6 Dec 2013 15:55:10 +0000 |
> -----Original Message-----
> From: Borislav Petkov [mailto:address@hidden
> Sent: Friday, December 06, 2013 9:27 PM
> To: Ren, Qiaowei
> Cc: Paolo Bonzini; H. Peter Anvin; Ingo Molnar; Thomas Gleixner;
> address@hidden; address@hidden; address@hidden;
> address@hidden; Xudong Hao; Liu, Jinsong
> Subject: Re: [PATCH 1/3] x86, mpx: add documentation on Intel MPX
>
> On Sat, Dec 07, 2013 at 02:52:54AM +0800, Qiaowei Ren wrote:
> > This patch adds the Documentation/intel_mpx.txt file with some
> > information about Intel MPX.
> >
> > Signed-off-by: Qiaowei Ren <address@hidden>
> > Signed-off-by: Xudong Hao <address@hidden>
> > Signed-off-by: Liu Jinsong <address@hidden>
> > ---
> > Documentation/intel_mpx.txt | 77
> +++++++++++++++++++++++++++++++++++++++++++
>
> Documentation/x86/ is probably a more fitting place for this.
>
Yes. I will move it to Documentation/x86.
> > 1 files changed, 77 insertions(+), 0 deletions(-) create mode 100644
> > Documentation/intel_mpx.txt
> >
> > diff --git a/Documentation/intel_mpx.txt b/Documentation/intel_mpx.txt
> > new file mode 100644 index 0000000..3d947d0
> > --- /dev/null
> > +++ b/Documentation/intel_mpx.txt
> > @@ -0,0 +1,77 @@
> > +Intel(R) MPX Overview:
> > +=====================
> > +
> > +Intel(R) Memory Protection Extensions (Intel(R) MPX) is a new
> > +capability introduced into Intel Architecture. Intel MPX can increase
> > +the robustness of software when it is used in conjunction with
> > +compiler changes to check memory references, for those references
> > +whose compile-time normal intentions are usurped
>
> That's a strange formulation, what does it actually mean? The intentions of
> references??
>
It is from public introduction and specification, you can refer to
http://software.intel.com/en-us/articles/introduction-to-intel-memory-protection-extensions
Thanks,
Qiaowei
- [Qemu-devel] [PATCH 1/3] x86, mpx: add documentation on Intel MPX, Qiaowei Ren, 2013/12/06
- [Qemu-devel] [PATCH 3/3] X86, mpx: Intel MPX xstate feature definition, Qiaowei Ren, 2013/12/06
- Re: [Qemu-devel] [PATCH 3/3] X86, mpx: Intel MPX xstate feature definition, Borislav Petkov, 2013/12/06
- Re: [Qemu-devel] [PATCH 3/3] X86, mpx: Intel MPX xstate feature definition, Ren, Qiaowei, 2013/12/06
- Re: [Qemu-devel] [PATCH 3/3] X86, mpx: Intel MPX xstate feature definition, H. Peter Anvin, 2013/12/06
- Re: [Qemu-devel] [PATCH 3/3] X86, mpx: Intel MPX xstate feature definition, Borislav Petkov, 2013/12/06
[Qemu-devel] [PATCH 2/3] X86, mpx: Intel MPX definition, Qiaowei Ren, 2013/12/06