linux-kernel - Re: [PATCH v9 1/8] x86/tlb: add APIs manipulating tlb batch's arch data

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Message-ID: <871q71ykvl.ffs@tglx>
Date: Fri, 19 Apr 2024 07:36:14 +0200
From: Thomas Gleixner <tglx@...utronix.de>
To: Byungchul Park <byungchul@...com>, linux-kernel@...r.kernel.org,
 linux-mm@...ck.org
Cc: kernel_team@...ynix.com, akpm@...ux-foundation.org,
 ying.huang@...el.com, vernhao@...cent.com, mgorman@...hsingularity.net,
 hughd@...gle.com, willy@...radead.org, david@...hat.com,
 peterz@...radead.org, luto@...nel.org, mingo@...hat.com, bp@...en8.de,
 dave.hansen@...ux.intel.com, rjgolo@...il.com
Subject: Re: [PATCH v9 1/8] x86/tlb: add APIs manipulating tlb batch's arch
 data

On Wed, Apr 17 2024 at 16:18, Byungchul Park wrote:
> This is a preparation for migrc mechanism that needs to recognize
> read-only tlb entries during migration by separating tlb batch arch data
> into two, one is for read-only entries and the other is for writable
> ones, and merging those two when needed.

I have no idea what migrc mechanism means. Please add enough context
into the change log so the reviewer does not have to go through loops
and hoops to figure out what this is about.

Thanks,

        tglx