linux-kernel - Re: [PATCH 0/2] x86/resctrl: Enable user to view thread or core throttling mode

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Message-ID: <20200819003815.GA358477@otcwcpicx6.sc.intel.com>
Date:   Wed, 19 Aug 2020 00:38:15 +0000
From:   Fenghua Yu <fenghua.yu@...el.com>
To:     Fenghua Yu <fenghua.yu@...el.com>
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        Borislav Petkov <bp@...en8.de>, Ingo Molnar <mingo@...hat.com>,
        Tony Luck <tony.luck@...el.com>,
        Reinette Chatre <reinette.chatre@...el.com>,
        Ravi V Shankar <ravi.v.shankar@...el.com>,
        Babu Moger <babu.moger@....com>, H Peter Anvin <hpa@...or.com>,
        x86 <x86@...nel.org>, linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 0/2] x86/resctrl: Enable user to view thread or core
 throttling mode

Hi, X86 maintainers,

On Thu, Jul 16, 2020 at 10:53:12AM -0700, Fenghua Yu wrote:
> This series enumerates Memory Bandwidth Allocation (MBA) per-thread
> feature and introduces a new resctrl file "thread_throttle_mode".
> The file shows either "per-thread" on newer systems that implement the MBA
> per-thread feature or "max" on other systems that allocate maximum
> throttling per-core.
> 
> Details about the feature can be found in the commit description and
> in Chapter 9 of the most recent Intel ISE available from
> https://software.intel.com/sites/default/files/managed/c5/15/architecture-instruction-set-extensions-programming-reference.pdf
> 
> This series replaces the original MBA thread throttling patch series
> found at
> https://lore.kernel.org/lkml/cover.1592841671.git.reinette.chatre@intel.com/
> 
> This is a simplified version of the previous series that skips the
> min/max mode and just provides the per-core vs. per-thread indicator.
> 

Any comment on this series? Could you please help push to upstream?

Thanks.

-Fenghua