linux-kernel - Re: [PATCH 0/3] Add and use get_cpu_cacheinfo

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Message-ID: <20240603170106.GHZl320tVKXp2HyUfb@fat_crate.local>
Date: Mon, 3 Jun 2024 19:01:06 +0200
From: Borislav Petkov <bp@...en8.de>
To: Reinette Chatre <reinette.chatre@...el.com>
Cc: Tony Luck <tony.luck@...el.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Fenghua Yu <fenghua.yu@...el.com>,
	Maciej Wieczor-Retman <maciej.wieczor-retman@...el.com>,
	Peter Newman <peternewman@...gle.com>,
	James Morse <james.morse@....com>, Babu Moger <babu.moger@....com>,
	Drew Fustini <dfustini@...libre.com>,
	Dave Martin <Dave.Martin@....com>, linux-kernel@...r.kernel.org,
	patches@...ts.linux.dev
Subject: Re: [PATCH 0/3] Add and use get_cpu_cacheinfo_level()

On Mon, Jun 03, 2024 at 09:55:24AM -0700, Reinette Chatre wrote:
> Thank you to Andrew for picking up this series into the
> mm-nonmm-unstable branch. I am not familiar with how patches flow
> from this repo/branch but I expect that this inclusion will require some
> high level coordination between the big repos since resctrl changes
> usually flow upstream through x86/cache branch of tip and I
> anticipate some conflicts and also needing to figure out how to deal
> with this new dependency in planned resctrl changes.

Which is totally useless coordination if Andrew simply leaves x86
patches to go through the tip tree and there are no conflicts.

> Could you please provide your guidance on how to achieve a smooth
> upstream of this work?

I'd prefer if resctrl patches go only through tip so that there's no
unnecessary headaches with merging and coordination.

Thx.

-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette