linux-kernel - Re: [PATCH v7 4/7] mm: swap: Update get_swap

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Date: Tue, 9 Apr 2024 09:36:24 +0200
From: David Hildenbrand <david@...hat.com>
To: Ryan Roberts <ryan.roberts@....com>,
 Andrew Morton <akpm@...ux-foundation.org>,
 Matthew Wilcox <willy@...radead.org>, Huang Ying <ying.huang@...el.com>,
 Gao Xiang <xiang@...nel.org>, Yu Zhao <yuzhao@...gle.com>,
 Yang Shi <shy828301@...il.com>, Michal Hocko <mhocko@...e.com>,
 Kefeng Wang <wangkefeng.wang@...wei.com>, Barry Song <21cnbao@...il.com>,
 Chris Li <chrisl@...nel.org>, Lance Yang <ioworker0@...il.com>
Cc: linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v7 4/7] mm: swap: Update get_swap_pages() to take folio
 order

On 08.04.24 20:39, Ryan Roberts wrote:
> We are about to allow swap storage of any mTHP size. To prepare for
> that, let's change get_swap_pages() to take a folio order parameter
> instead of nr_pages. This makes the interface self-documenting; a
> power-of-2 number of pages must be provided. We will also need the order
> internally so this simplifies accessing it.
> 
> Reviewed-by: "Huang, Ying" <ying.huang@...el.com>
> Signed-off-by: Ryan Roberts <ryan.roberts@....com>
> ---

Reviewed-by: David Hildenbrand <david@...hat.com>

-- 
Cheers,

David / dhildenb