linux-kernel - Re: [tip:x86/mpx] x86/insn-eval: Add utility function to get segment descriptor

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Date:   Wed, 6 Dec 2017 23:26:05 -0800
From:   Ricardo Neri <ricardo.neri-calderon@...ux.intel.com>
To:     Borislav Petkov <bp@...e.de>
Cc:     Peter Zijlstra <peterz@...radead.org>,
        Thomas Gleixner <tglx@...utronix.de>, qiaowei.ren@...el.com,
        luto@...nel.org, adam.buchbinder@...il.com, mst@...hat.com,
        mhiramat@...nel.org, dave.hansen@...ux.intel.com, mingo@...nel.org,
        linux-kernel@...r.kernel.org, colin.king@...onical.com,
        jslaby@...e.cz, pbonzini@...hat.com, cmetcalf@...lanox.com,
        akpm@...ux-foundation.org, vbabka@...e.cz, acme@...hat.com,
        brgerst@...il.com, shuah@...nel.org, paul.gortmaker@...driver.com,
        lstoakes@...il.com, hpa@...or.com, thgarnie@...gle.com,
        keescook@...omium.org, adrian.hunter@...el.com, ray.huang@....com,
        dvyukov@...gle.com, ravi.v.shankar@...el.com, slaoub@...il.com,
        corbet@....net, linux-tip-commits@...r.kernel.org
Subject: Re: [tip:x86/mpx] x86/insn-eval: Add utility function to get segment
 descriptor

On Tue, Dec 05, 2017 at 07:14:56PM +0100, Borislav Petkov wrote:
> 
> But, if other code is going to use those functions - and I believe
> that's the idea - otherwise they wouldn't be in arch/x86/lib/ 

At the moment MPX and UMIP are using the insn-eval decoder to determine
linear addresses.

Thanks and BR,
Ricardo