linux-kernel - Re: [PATCH v6 05/16] perf/x86: Add Hygon Dhyana support to PMU infrastructure

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]

Message-ID: <20180910181730.GF4386@zn.tnic>
Date:   Mon, 10 Sep 2018 20:17:30 +0200
From:   Borislav Petkov <bp@...en8.de>
To:     Pu Wen <puwen@...on.cn>
Cc:     tglx@...utronix.de, mingo@...hat.com, hpa@...or.com,
        x86@...nel.org, thomas.lendacky@....com, pbonzini@...hat.com,
        linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org
Subject: Re: [PATCH v6 05/16] perf/x86: Add Hygon Dhyana support to PMU
 infrastructure

On Mon, Sep 10, 2018 at 09:16:43PM +0800, Pu Wen wrote:
> The PMU architecture for Hygon Dhyana CPU is similar to the AMD Family
> 17h one. To support Hygon Dhyana PMU, call amd_pmu_init() to share
> AMD PMU initialization flow, and change the PMU name to "HYGON".
> 
> The Hygon Dhyana CPU support both legacy and extension PMC MSRs(perf

I don't know but for some reason, you are writing "Hygon Dhyana CPU" as
being plural. But it is singular:

"The Hygon Dhyna CPU supports both ..."
			    ^
			   |||

> counter registers and event selection registers), so add Hygon Dhyana
> support to get bit offset in the similar way as AMD does.

"to get bit offset"?

> Signed-off-by: Pu Wen <puwen@...on.cn>
> ---
>  arch/x86/events/amd/core.c             |  4 ++++
>  arch/x86/events/amd/uncore.c           | 20 +++++++++++++-------
>  arch/x86/events/core.c                 |  4 ++++
>  arch/x86/kernel/cpu/perfctr-watchdog.c |  2 ++
>  4 files changed, 23 insertions(+), 7 deletions(-)

With that addressed:

Reviewed-by: Borislav Petkov <bp@...e.de>

-- 
Regards/Gruss,
    Boris.

Good mailing practices for 400: avoid top-posting and trim the reply.