Re: [PATCH V2 2/8] mm/highmem: Convert memcpy_[to|from]_page() to kmap_local_page()

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To: "ira.weiny@xxxxxxxxx" <ira.weiny@xxxxxxxxx>, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, David Sterba <dsterba@xxxxxxx>
Subject: Re: [PATCH V2 2/8] mm/highmem: Convert memcpy_[to|from]_page() to kmap_local_page()
From: Chaitanya Kulkarni <Chaitanya.Kulkarni@xxxxxxx>
Date: Wed, 10 Feb 2021 06:37:18 +0000
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Cc: "hch@xxxxxxxxxxxxx" <hch@xxxxxxxxxxxxx>, "clm@xxxxxx" <clm@xxxxxx>, "josef@xxxxxxxxxxxxxx" <josef@xxxxxxxxxxxxxx>, "linux-kernel@xxxxxxxxxxxxxxx" <linux-kernel@xxxxxxxxxxxxxxx>, "linux-fsdevel@xxxxxxxxxxxxxxx" <linux-fsdevel@xxxxxxxxxxxxxxx>
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Thread-topic: [PATCH V2 2/8] mm/highmem: Convert memcpy_[to|from]_page() to kmap_local_page()
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On 2/9/21 22:25, ira.weiny@xxxxxxxxx wrote:
> From: Ira Weiny <ira.weiny@xxxxxxxxx>
>
> kmap_local_page() is more efficient and is well suited for these calls.
> Convert the kmap() to kmap_local_page()
>
> Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
> Cc: Christoph Hellwig <hch@xxxxxxxxxxxxx>
> Signed-off-by: Ira Weiny <ira.weiny@xxxxxxxxx>
Looks good.

Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@xxxxxxx>

References:
- [PATCH V2 0/8] btrfs: convert kmaps to core page calls
  - From: ira . weiny
- [PATCH V2 2/8] mm/highmem: Convert memcpy_[to|from]_page() to kmap_local_page()
  - From: ira . weiny

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