linux-kernel - Re: [PATCH v3 00/12] mm/swap: clean up and optimize swap cache index

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Message-ID: <8734r3muvb.fsf@yhuang6-desk2.ccr.corp.intel.com>
Date: Tue, 30 Apr 2024 10:45:12 +0800
From: "Huang, Ying" <ying.huang@...el.com>
To: Kairui Song <ryncsn@...il.com>
Cc: linux-mm@...ck.org,  Kairui Song <kasong@...cent.com>,  Andrew Morton
 <akpm@...ux-foundation.org>,  Matthew Wilcox <willy@...radead.org>,  Chris
 Li <chrisl@...nel.org>,  Barry Song <v-songbaohua@...o.com>,  Ryan Roberts
 <ryan.roberts@....com>,  Neil Brown <neilb@...e.de>,  Minchan Kim
 <minchan@...nel.org>,  Hugh Dickins <hughd@...gle.com>,  David Hildenbrand
 <david@...hat.com>,  Yosry Ahmed <yosryahmed@...gle.com>,
  linux-fsdevel@...r.kernel.org,  linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 00/12] mm/swap: clean up and optimize swap cache index

Kairui Song <ryncsn@...il.com> writes:

> From: Kairui Song <kasong@...cent.com>
>
> This is based on latest mm-unstable. Patch 1/12 might not be needed if
> f2fs converted .readahead to use folio, I included it for easier test
> and review.
>
> Currently we use one swap_address_space for every 64M chunk to reduce lock
> contention, this is like having a set of smaller swap files inside one
> big swap file.

I would rather to say,

"
this is like having a set of smaller files inside a swap device.
"

To avoid possible confusing in this series.  I suggest to avoid to say
"swap file".  Instead, we can use "swap device".

[snip]

--
Best Regards,
Huang, Ying