linux-kernel - Re: [PATCH v11 25/30] x86,fs/resctrl: Move the resctrl filesystem code to live in /fs/resctrl

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Message-ID: <0e0c985a-175b-4f72-8014-8cecf5220720@nvidia.com>
Date: Wed, 14 May 2025 11:51:43 -0700
From: Fenghua Yu <fenghuay@...dia.com>
To: James Morse <james.morse@....com>, x86@...nel.org,
 linux-kernel@...r.kernel.org
Cc: Reinette Chatre <reinette.chatre@...el.com>,
 Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...hat.com>,
 Borislav Petkov <bp@...en8.de>, H Peter Anvin <hpa@...or.com>,
 Babu Moger <Babu.Moger@....com>, shameerali.kolothum.thodi@...wei.com,
 D Scott Phillips OS <scott@...amperecomputing.com>,
 carl@...amperecomputing.com, lcherian@...vell.com,
 bobo.shaobowang@...wei.com, tan.shaopeng@...itsu.com,
 baolin.wang@...ux.alibaba.com, Jamie Iles <quic_jiles@...cinc.com>,
 Xin Hao <xhao@...ux.alibaba.com>, peternewman@...gle.com,
 dfustini@...libre.com, amitsinght@...vell.com,
 David Hildenbrand <david@...hat.com>, Rex Nie <rex.nie@...uarmicro.com>,
 Dave Martin <dave.martin@....com>, Koba Ko <kobak@...dia.com>,
 Shanker Donthineni <sdonthineni@...dia.com>
Subject: Re: [PATCH v11 25/30] x86,fs/resctrl: Move the resctrl filesystem
 code to live in /fs/resctrl


On 5/13/25 10:15, James Morse wrote:
> Resctrl is a filesystem interface to hardware that provides cache
> allocation policy and bandwidth control for groups of tasks or CPUs.
>
> To support more than one architecture, resctrl needs to live in /fs/.
>
> Move the code that is concerned with the filesystem interface to
> /fs/resctrl.
>
> Signed-off-by: James Morse <james.morse@....com>

Reviewed-by: Fenghua Yu <fenghuay@...dia.com>

Thanks.

-Fenghua