linux-kernel - Re: [PATCH v8 5/8] mm: zswap: Modify zswap_stored_pages to be atomic_long

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Message-ID: <CAKEwX=PeF2KmOjhswDyAYJcPAREosARnpQTFKK+vRXgFwLwa_w@mail.gmail.com>
Date: Sat, 28 Sep 2024 16:27:25 -0700
From: Nhat Pham <nphamcs@...il.com>
To: Kanchana P Sridhar <kanchana.p.sridhar@...el.com>
Cc: linux-kernel@...r.kernel.org, linux-mm@...ck.org, hannes@...xchg.org, 
	yosryahmed@...gle.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 5/8] mm: zswap: Modify zswap_stored_pages to be atomic_long_t.

On Fri, Sep 27, 2024 at 7:16 PM Kanchana P Sridhar
<kanchana.p.sridhar@...el.com> wrote:
>
> For zswap_store() to support large folios, we need to be able to do
> a batch update of zswap_stored_pages upon successful store of all pages
> in the folio. For this, we need to add folio_nr_pages(), which returns
> a long, to zswap_stored_pages.
>
> Signed-off-by: Kanchana P Sridhar <kanchana.p.sridhar@...el.com>

Reviewed-by: Nhat Pham <nphamcs@...il.com>