linux-kernel - Re: [PATCH] x86/speculation: Add document to describe Spectre and its mitigations

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Message-ID: <aee38932-cb6d-3514-a5aa-dcc8661a954d@linux.intel.com>
Date:   Tue, 12 Feb 2019 09:36:41 -0800
From:   Tim Chen <tim.c.chen@...ux.intel.com>
To:     Thomas Gleixner <tglx@...utronix.de>
Cc:     Jiri Kosina <jikos@...nel.org>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Tom Lendacky <thomas.lendacky@....com>,
        Ingo Molnar <mingo@...hat.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Josh Poimboeuf <jpoimboe@...hat.com>,
        Andrea Arcangeli <aarcange@...hat.com>,
        David Woodhouse <dwmw@...zon.co.uk>,
        Andi Kleen <ak@...ux.intel.com>,
        Dave Hansen <dave.hansen@...el.com>,
        Asit Mallick <asit.k.mallick@...el.com>,
        Arjan van de Ven <arjan@...ux.intel.com>,
        Jon Masters <jcm@...hat.com>,
        Waiman Long <longman9394@...il.com>,
        Greg KH <gregkh@...uxfoundation.org>,
        Borislav Petkov <bp@...en8.de>,
        LKML <linux-kernel@...r.kernel.org>, x86@...nel.org,
        stable@...r.kernel.org, Jonathan Corbet <corbet@....net>
Subject: Re: [PATCH] x86/speculation: Add document to describe Spectre and its
 mitigations

On 2/12/19 4:00 AM, Thomas Gleixner wrote:
> Tim,
> 
> On Wed, 30 Jan 2019, Thomas Gleixner wrote:
>> Also please follow the L1TF documentation which explains for each of the
>> mitigation modes which kind of attacks are prevented and which holes
>> remain.
>>
>> It's a good start but far from where it should be.
> 
> what's the state of this?

I was pulled to work on some other tasks.  Will come back to updating the document
later in the week.

Sorry for the delay.

Thanks.

Tim