Re: [v2 3/7] x86/mpx, x86/insn: Relocate insn util functions to a new insn-utils
From: Ricardo Neri
Date: Tue Jan 03 2017 - 20:32:04 EST
On Tue, 2017-01-03 at 08:44 -0800, Dave Hansen wrote:
> 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.
Yes, this is only a relocation of code.
>
> Feel free to add my Acked-by on it if you like.
Great! Thanks!
Ricardo