linux-kernel - Re: [PATCH v8 2/8] mm: zswap: Modify zswap_compress() to accept a page instead of a folio.

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Message-ID: <20240928134651.GB957841@cmpxchg.org>
Date: Sat, 28 Sep 2024 09:46:51 -0400
From: Johannes Weiner <hannes@...xchg.org>
To: Kanchana P Sridhar <kanchana.p.sridhar@...el.com>
Cc: linux-kernel@...r.kernel.org, linux-mm@...ck.org, yosryahmed@...gle.com,
	nphamcs@...il.com, chengming.zhou@...ux.dev, usamaarif642@...il.com,
	shakeel.butt@...ux.dev, ryan.roberts@....com, ying.huang@...el.com,
	21cnbao@...il.com, akpm@...ux-foundation.org, nanhai.zou@...el.com,
	wajdi.k.feghali@...el.com, vinodh.gopal@...el.com
Subject: Re: [PATCH v8 2/8] mm: zswap: Modify zswap_compress() to accept a
 page instead of a folio.

On Fri, Sep 27, 2024 at 07:16:14PM -0700, Kanchana P Sridhar wrote:
> For zswap_store() to be able to store a large folio by compressing it
> one page at a time, zswap_compress() needs to accept a page as input.
> This will allow us to iterate through each page in the folio in
> zswap_store(), compress it and store it in the zpool.
> 
> Signed-off-by: Kanchana P Sridhar <kanchana.p.sridhar@...el.com>
> Reviewed-by: Nhat Pham <nphamcs@...il.com>

Acked-by: Johannes Weiner <hannes@...xchg.org>