Re: [PATCH 3/6] mm/page_io: use a folio in swap_writepage_bdev_sync()

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To: Peng Zhang <zhangpeng362@xxxxxxxxxx>
Subject: Re: [PATCH 3/6] mm/page_io: use a folio in swap_writepage_bdev_sync()
From: Matthew Wilcox <willy@xxxxxxxxxxxxx>
Date: Mon, 17 Jul 2023 15:00:46 +0100
Cc: linux-mm@xxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, sidhartha.kumar@xxxxxxxxxx, akpm@xxxxxxxxxxxxxxxxxxxx, wangkefeng.wang@xxxxxxxxxx, sunnanyong@xxxxxxxxxx
In-reply-to: <20230717132602.2202147-4-zhangpeng362@huawei.com>
References: <20230717132602.2202147-1-zhangpeng362@huawei.com> <20230717132602.2202147-4-zhangpeng362@huawei.com>

On Mon, Jul 17, 2023 at 09:25:59PM +0800, Peng Zhang wrote:
> From: ZhangPeng <zhangpeng362@xxxxxxxxxx>
> 
> Saves one implicit call to compound_head().
> 
> Signed-off-by: ZhangPeng <zhangpeng362@xxxxxxxxxx>

Reviewed-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>

References:
- [PATCH 0/6] Convert several functions in page_io.c to use a folio
  - From: Peng Zhang
- [PATCH 3/6] mm/page_io: use a folio in swap_writepage_bdev_sync()
  - From: Peng Zhang

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