Re: [PATCH 3/4] x86/insn: Extract more information about instructions

From: H. Peter Anvin
Date: Tue Apr 15 2014 - 23:54:45 EST


On 04/15/2014 08:47 PM, Sasha Levin wrote:
>
> Yes, if kmemcheck for some reason needs to figure out if an instruction
> is a MOV variant we'll need to list quite a few mnemonics, but that list
> will be much shorter and more readable than a corresponding list of opcodes.
>

You're completely missing my point. If you are looking at MOV, with
80%+ probability you're doing something very, very wrong, because you
will be including instructions that do something completely different
from what you thought.

This is true for a lot of the x86 instructions.

-hpa


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