linux-kernel - Re: [PATCH v2] x86/cpufeatures.h: Enumerate A Few New AVX-512 Features

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Thu, 10 Mar 2016 13:35:29 -0800
From:	Dave Hansen <dave.hansen@...el.com>
To:	Fenghua Yu <fenghua.yu@...el.com>,
	"H. Peter Anvin" <hpa@...ux.intel.com>,
	Ingo Molnar <mingo@...e.hu>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ravi V Shankar <ravi.v.shankar@...el.com>
Cc:	linux-kernel <linux-kernel@...r.kernel.org>, x86 <x86@...nel.org>
Subject: Re: [PATCH v2] x86/cpufeatures.h: Enumerate A Few New AVX-512
 Features

On 03/10/2016 04:23 PM, Fenghua Yu wrote:
> A few new AVX-512 instruction groups/features are added in cpufeatures.h
> for enuermation: AVX512DQ, AVX512BW, and AVX512VL.
> 
> The specification for latest AVX-512 including the features can be found at
> https://software.intel.com/sites/default/files/managed/07/b7/319433-023.pdf

Do we need to add these to fpu__xstate_clear_all_cpu_caps()?