Re: [PATCH v14 046/138] mm/memcg: Convert mem_cgroup_move_account() to use a folio

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To: "Matthew Wilcox (Oracle)" <willy@xxxxxxxxxxxxx>, linux-kernel@xxxxxxxxxxxxxxx
Subject: Re: [PATCH v14 046/138] mm/memcg: Convert mem_cgroup_move_account() to use a folio
From: Vlastimil Babka <vbabka@xxxxxxx>
Date: Wed, 11 Aug 2021 15:29:25 +0200
Cc: linux-mm@xxxxxxxxx, linux-fsdevel@xxxxxxxxxxxxxxx, Christoph Hellwig <hch@xxxxxx>
In-reply-to: <20210715033704.692967-47-willy@infradead.org>
References: <20210715033704.692967-1-willy@infradead.org> <20210715033704.692967-47-willy@infradead.org>
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.12.0

On 7/15/21 5:35 AM, Matthew Wilcox (Oracle) wrote:
> This saves dozens of bytes of text by eliminating a lot of calls to
> compound_head().
> 
> Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
> Reviewed-by: Christoph Hellwig <hch@xxxxxx>

Acked-by: Vlastimil Babka <vbabka@xxxxxxx>

References:
- [PATCH v14 000/138] Memory folios
  - From: Matthew Wilcox (Oracle)
- [PATCH v14 046/138] mm/memcg: Convert mem_cgroup_move_account() to use a folio
  - From: Matthew Wilcox (Oracle)

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