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Re: [Xen-devel] [PATCH SpectreV1+L1TF v6 5/9] nospec: introduce evaluate_nospec
- To: Jan Beulich <JBeulich@xxxxxxxx>
- From: Norbert Manthey <nmanthey@xxxxxxxxx>
- Date: Thu, 14 Feb 2019 14:42:45 +0100
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- Cc: Juergen Gross <jgross@xxxxxxxx>, Tim Deegan <tim@xxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Wei Liu <wei.liu2@xxxxxxxxxx>, Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>, George Dunlap <George.Dunlap@xxxxxxxxxxxxx>, Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>, Dario Faggioli <dfaggioli@xxxxxxxx>, Martin Pohlack <mpohlack@xxxxxxxxx>, wipawel@xxxxxxxxx, Julien Grall <julien.grall@xxxxxxx>, David Woodhouse <dwmw@xxxxxxxxxxxx>, "Martin Mazein\(amazein\)" <amazein@xxxxxxxxx>, xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxxx>, Julian Stecklina <jsteckli@xxxxxxxxx>, Bjoern Doebel <doebel@xxxxxxxxx>
- Delivery-date: Thu, 14 Feb 2019 13:43:09 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
- Openpgp: preference=signencrypt
On 2/12/19 15:12, Jan Beulich wrote:
>>>> On 08.02.19 at 14:44, <nmanthey@xxxxxxxxx> wrote:
>> --- /dev/null
>> +++ b/xen/include/asm-x86/nospec.h
>> @@ -0,0 +1,39 @@
>> +/* SPDX-License-Identifier: GPL-2.0 */
>> +/* Copyright 2018 Amazon.com, Inc. or its affiliates. All Rights Reserved.
>> */
>> +
>> +#ifndef _ASM_X86_NOSPEC_H
>> +#define _ASM_X86_NOSPEC_H
>> +
>> +#include <asm/alternative.h>
>> +#include <asm/system.h>
> Isn't the latter unnecessary now? You don't use any *mb() construct
> anymore.
True, I deleted this include.
Best,
Norbert
>
> Jan
>
>
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