Re: [PATCH v2 01/16] mm/page_alloc: Cache page_zone() result in free_unref_page()

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To: "Matthew Wilcox (Oracle)" <willy@xxxxxxxxxxxxx>
Subject: Re: [PATCH v2 01/16] mm/page_alloc: Cache page_zone() result in free_unref_page()
From: Muchun Song <muchun.song@xxxxxxxxx>
Date: Wed, 10 Aug 2022 14:31:54 +0800
Cc: linux-mm@xxxxxxxxx
In-reply-to: <20220809171854.3725722-2-willy@infradead.org>
References: <20220809171854.3725722-1-willy@infradead.org> <20220809171854.3725722-2-willy@infradead.org>


> On Aug 10, 2022, at 01:18, Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx> wrote:
> 
> Save 17 bytes of text by calculating page_zone() once instead of twice.
> 
> Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>

Reviewed-by: Muchun Song <songmuchun@xxxxxxxxxxxxx>

Thanks.

References:
- [PATCH v2 00/16] Allocate and free frozen pages
  - From: Matthew Wilcox (Oracle)
- [PATCH v2 01/16] mm/page_alloc: Cache page_zone() result in free_unref_page()
  - From: Matthew Wilcox (Oracle)

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