Re: [PATCH 09/20] mm/migrate: Add filemap_migrate_folio()

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To: "Matthew Wilcox (Oracle)" <willy@xxxxxxxxxxxxx>
Subject: Re: [PATCH 09/20] mm/migrate: Add filemap_migrate_folio()
From: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Date: Wed, 8 Jun 2022 01:19:15 -0700
Cc: linux-fsdevel@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, linux-block@xxxxxxxxxxxxxxx, linux-aio@xxxxxxxxx, linux-btrfs@xxxxxxxxxxxxxxx, linux-ext4@xxxxxxxxxxxxxxx, linux-f2fs-devel@xxxxxxxxxxxxxxxxxxxxx, cluster-devel@xxxxxxxxxx, linux-mm@xxxxxxxxx, linux-xfs@xxxxxxxxxxxxxxx, linux-nfs@xxxxxxxxxxxxxxx, linux-ntfs-dev@xxxxxxxxxxxxxxxxxxxxx, ocfs2-devel@xxxxxxxxxxxxxx, linux-mtd@xxxxxxxxxxxxxxxxxxx, virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx
In-reply-to: <20220606204050.2625949-10-willy@infradead.org>

On Mon, Jun 06, 2022 at 09:40:39PM +0100, Matthew Wilcox (Oracle) wrote:
> There is nothing iomap-specific about iomap_migratepage(), and it fits
> a pattern used by several other filesystems, so move it to mm/migrate.c,
> convert it to be filemap_migrate_folio() and convert the iomap filesystems
> to use it.

Looks good:

Reviewed-by: Christoph Hellwig <hch@xxxxxx>

References:
- [PATCH 00/20] Convert aops->migratepage to aops->migrate_folio
  - From: Matthew Wilcox (Oracle)
- [PATCH 09/20] mm/migrate: Add filemap_migrate_folio()
  - From: Matthew Wilcox (Oracle)

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