linux-kernel - Re: [PATCH v2] mm/zswap: store <PAGE_SIZE compression failed page as-is

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Message-ID: <CAF8kJuPwfRVHpvNRr=1NT4z_3Pmr-1u4vfRYmkvh_Kh4uNGy9w@mail.gmail.com>
Date: Fri, 15 Aug 2025 19:23:10 -0700
From: Chris Li <chrisl@...nel.org>
To: SeongJae Park <sj@...nel.org>
Cc: Nhat Pham <nphamcs@...il.com>, Andrew Morton <akpm@...ux-foundation.org>, 
	Chengming Zhou <chengming.zhou@...ux.dev>, David Hildenbrand <david@...hat.com>, 
	Johannes Weiner <hannes@...xchg.org>, Yosry Ahmed <yosry.ahmed@...ux.dev>, linux-kernel@...r.kernel.org, 
	linux-mm@...ck.org, Takero Funaki <flintglass@...il.com>, Hugh Dickins <hughd@...gle.com>
Subject: Re: [PATCH v2] mm/zswap: store <PAGE_SIZE compression failed page as-is

On Fri, Aug 15, 2025 at 5:14 PM SeongJae Park <sj@...nel.org> wrote:
>
> Sounds good.  So in the next version (v4), I will drop compress_fail.  Instead,
> I will add two new counters, namely compress_engine_fail and the new atomic
> counter, say, stored_uncompressed_pages.  Please suggest better names or
> correct me if I'm missing some of your points.

Sounds great. As I suggest in my other email, if up to me,

"crypto_compress_fail" and "stored_incompressible_pages"

Thanks!

Chris