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Date:   Sat, 3 Dec 2022 22:59:07 -0800
From:   Christoph Hellwig <>
To:     Jan Kara <>
Cc:     Ted Tso <>,,
        Christoph Hellwig <>,
        Ritesh Harjani <>
Subject: Re: [PATCH v2 0/11] ext4: Stop providing .writepage hook

On Fri, Dec 02, 2022 at 07:39:35PM +0100, Jan Kara wrote:
> Now we don't need .writepage hook for anything anymore. Reclaim is fine
> with relying on .writepages to clean pages and we often couldn't do much
> from the .writepage callback anyway. We only need to provide
> .migrate_folio callback for the ext4_journalled_aops - let's use
> buffer_migrate_page_norefs() there so that buffers cannot be modified
> under jdb2's hands.

Looks good:

Reviewed-by: Christoph Hellwig <>

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