linux-kernel - Re: [PATCH 0/4] x86/mm/cpa: Fix cpa-array TLB invalidation

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Message-ID: <5c79d914-96d3-1dcc-0a61-7f8f4db4fd06@amd.com>
Date:   Fri, 30 Nov 2018 17:49:34 +0000
From:   "StDenis, Tom" <Tom.StDenis@....com>
To:     Peter Zijlstra <peterz@...radead.org>
CC:     "Koenig, Christian" <Christian.Koenig@....com>,
        "dave.hansen@...el.com" <dave.hansen@...el.com>,
        "luto@...nel.org" <luto@...nel.org>,
        "x86@...nel.org" <x86@...nel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "Deucher, Alexander" <Alexander.Deucher@....com>
Subject: Re: [PATCH 0/4] x86/mm/cpa: Fix cpa-array TLB invalidation

On 2018-11-30 12:48 p.m., Peter Zijlstra wrote:
> On Fri, Nov 30, 2018 at 04:19:46PM +0000, StDenis, Tom wrote:
>> On 2018-11-30 10:31 a.m., Peter Zijlstra wrote:
> 
>>> I pushed them out to:
>>>
>>>     git://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git x86/mm
>>>
>>> I hope that works; I'm out for a few hours, but should check on email
>>> again tonight.
>>>
>>
>> NAK I get a failure in TTM on init with your x86/mm branch (see attached
>> dmesg).
> 
> *sigh*, it's been one of those days. Ok, I'll go write some cpa
> selftests or something so that I have code that uses this stuff.
> 

Well the ttm crash could be completely unrelated the problem is your 
x86/mm branch is not up to date with master and doesn't include drm fixes.

Tom